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PILBARAIRONOREPROJECT–REVISEDPROPOSALFLINDERSMINESLTD
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENT
Date:20March2015
PreparedforFlindersMinesLtdByPrestonConsultingPtyLtd20March2015Rev_0
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENTFlindersMinesLtd
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Proponentcontactdetails:
FLINDERSMINESLTDContactPerson: MiroRapaicEmail: [email protected]: 0881327950Address: Level1,135FullartonRoad,RosePark,SouthAustralia,5067Documentdevelopedby:
PRESTONCONSULTINGPTYLTDPhilScott(Director)Email: [email protected]: www.prestonconsulting.com.auPhone: +61892210011Fax: +61892214783StreetAddress: Level3,201AdelaideTerrace,EastPerth,WesternAustralia,6004PostalAddress: POBox3093,EastPerth,WesternAustralia,6892 DisclaimerThisReporthasbeenpreparedonbehalfofandfortheexclusiveuseofFlindersMinesLtdandissubjecttoandissuedinaccordancewiththeagreementbetweenPrestonConsultingPtyLtdandFlindersMinesLtd.PrestonConsultingPtyLtdacceptsnoliabilityorresponsibilitywhatsoeverfororinrespectofanyuseoforrelianceuponthisReportbyanythirdparty.
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENTFlindersMinesLtd
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CONTENTS
LISTOFFIGURES .......................................................................................................................... III
LISTOFTABLES ........................................................................................................................... III
LISTOFAPPENDICES ..................................................................................................................IV
1 INTRODUCTION .............................................................................................................. 1
ProjectBackground .................................................................................................................1
KeyTerminology .....................................................................................................................1
PurposeofthisDocument .......................................................................................................3
LevelofAssessmentCriteria‐CategoryAAPI .......................................................................4
2 GENERALDESCRIPTIONOFPROPOSAL ....................................................................... 5
SummaryofPIOPStage1 .......................................................................................................5
ProposalFacilitiesandActivities ............................................................................................5
Location,TenureandLandUse ........................................................................................... 10
ApprovalandDevelopmentTimeframes ............................................................................. 13
3 PROPONENTANDKEYPROPOSALCHARACTERISTICS ............................................ 14
ProponentDetails ................................................................................................................. 14
KeyProposalCharacteristics ............................................................................................... 14
4 STAKEHOLDERCONSULTATION ................................................................................. 16
5 RELEVANTSTUDIES ..................................................................................................... 18
6 ASSESSMENTOFPRELIMINARYKEYENVIRONMENTALFACTORS ......................... 22
DeterminationofPreliminaryKeyEnvironmentalFactors ................................................ 22
DiscussionofEachPreliminaryKeyEnvironmentalFactor ............................................... 22
7 OTHERENVIRONMENTALFACTORS .......................................................................... 35
8 PRINCIPLESOFTHEEPACT ........................................................................................ 41
9 CONCLUSION ................................................................................................................. 42
ProponentConclusions ......................................................................................................... 42
ApplicationoftheSignificanceFramework ........................................................................ 43
10 GLOSSARY ..................................................................................................................... 44
11 REFERENCES ................................................................................................................. 46
12 APPENDICES ................................................................................................................. 49
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENTFlindersMinesLtd
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LISTOFFIGURES
Figure1:RegionallocationofthePilbaraIronOreProject.............................................................................2Figure2:RevisionstothePIOPStage1DevelopmentEnvelopeapprovedunderMS924...............8Figure 3: Final proposed Mine and External Infrastructure Development Envelopes for theRevisedProposal................................................................................................................................................................9Figure4:TenureandlandusewithintheDevelopmentEnvelopes ................................................ 11 Figure5:BoundariesofMillstreamWaterReserve .......................................................................... 12 Figure6:StudyAreaboundaries ....................................................................................................... 30 Figure7:LocationofPriorityFloraidentifiedduringsurveys ....................................................... 31 Figure8:GDEsinproximitytoProposal ........................................................................................... 32 Figure9:Faunahabitatandrecords ................................................................................................. 33 Figure10:LandsystemsthatintersectwiththeStudyArea .......................................................... 34 Figure11:Interpretedextentofinterconnectedaquifers(fromWorleyParsons,2012c) ........... 40 Figure12:Conceptualillustrationoftheapplicationofthesignificanceframework ................... 43
LISTOFTABLES
Table1:CriteriaforCategoryAAPIlevelofassessment..................................................................................4Table2:SummaryofPIOPStage1Elements........................................................................................................5Table3:SummarydescriptionofProposalelements........................................................................................6Table4:Approvalsschedule......................................................................................................................................13Table5:KeycharacteristicsoftheProposal(correspondstoDevelopmentEnvelopeboundariesprovidedinFigure3).....................................................................................................................................................15Table6:Relevantstakeholderconsultationrecords.......................................................................................16Table7:Summaryofrelevantenvironmentalsurveys..................................................................................18Table8:AssessmentTable–PreliminaryKeyEnvironmentalFactors...................................................24Table9:Environmentalassessment–otherenvironmentalfactors.........................................................36Table10:EPActPrinciples........................................................................................................................................41
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LISTOFAPPENDICES
Appendix1:FloraandVegetationSurveyReportsAppendix2:FaunaSurveyReportsAppendix3:GroundwaterAbstractionModellingReportsAppendix4:TailingsGeochemicalStudiesAppendix5:SummaryofStakeholderConsultationAppendix6:CommunicationwithDecisionMakingAuthoritiesAppendix7:FlindersPilbaraIronOreProject–Stage1API–EnvironmentalReviewDocumentAppendix8:DevelopmentEnvelopeShapefilesAppendix9:PIOPStage1SignificantFaunaSpeciesManagementPlan
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENTFlindersMinesLtd
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1 INTRODUCTION
PROJECTBACKGROUND
FlindersMinesLtd (FMS)obtainedMinisterialapproval for thedevelopmentofStage1of thePilbaraIronOreProject(PIOP)on11January2013(MinisterialStatement(MS)924).ThePIOPis locatedapproximately70kilometres (km)north‐westofTomPrice in thePilbara regionofWesternAustralia(WA)(Figure1).TheStage1ProposalapprovedunderMS924wasforminingonlyanddidnotincludeanexportoption.
TheBallaBallaJointVenture,whosesponsorsareToddCorporationLtdandRutilaResourcesLtd(Rutila)haveidentifiedthattheproposedBallaBallaInfrastructure(BBI)Port(MS945),locatedapproximately200kmtothenorthofthePIOP,hasadditionalcapacityandsignedanAllianceAgreementwithFMStobecomethe foundationcustomer for theBBIPort. A200kmrailandconveyor corridor is proposed to connect the PIOP with the BBI Port (subject of a separateproposal–currentlyunderassessment).
FMSidentifiedthatStage2ofthePIOPwouldneedtobedevelopedconcurrentlywithStage1toallowthePIOPtomeettheinitialdemandrequiredattheBBIPort.Stage2generallyreferstotheprocessingoforeonsite,andincludesadditionalminingarea,processing,transportandsupportinfrastructure,tailingsstorageandwaterabstractionadditionaltothatapprovedinStage1.TheadditionofStage2tothePIOPisarevisiontotheProposalapprovedunderMS924.Stage2isthereforethesubjectofthisdocumentandformsthescopeofthisProposal.
KEYTERMINOLOGY
Asdiscussedabove,thisAPIDocumentreferstoarevisionofthePIOPStage1Proposalthatwasapproved under MS 924. To ensure consistency throughout this document, the followingterminologywillbeused:
PIOPStage1–TheoriginalProposalapprovedunderMS924; TheProposal–theproposedrevisionstoPIOPStage1asdetailedinthisAssessmenton
ProponentInformation–EnvironmentalReview(API)document;and RevisedProposal – All components of the PIOP, including those currently approved
underMS924,aswellasthechangesproposedinthisAPIDocument.
Cape Preston
Dampier
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PannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonicaPannawonica
I N D I A N
O C E A N
KarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarrathaKarratha
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AnketellPoint
SerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenitySerenity
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Bungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo CkBungaroo Ck PIOPM47/1451
(Blacksmith)
Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4 Brockman 4
Cape Lambert
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Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price Mt Tom Price
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Tom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom PriceTom Price
CaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwinginaCaliwingina
ChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannarChannar
Balla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla BallaBalla Balla
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Port Hedland
Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C Area C
West AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest AngelesWest Angeles
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Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek Christmas Creek
Mt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt GoldsworthyMt Goldsworthy
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Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback Mt Whaleback
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RobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRobertsonRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRangeRange
-23
°-2
2 °
-21
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0 °
116 ° 117 °
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118 ° 119 ° 120 °
118 ° 119 ° 120 ° 121 °-20 °
-21 °-23 °
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FMS Mining Lease
Major Iron Ore Deposits
Ports
Ports (Proposed)
Towns
Roads
Railways
50 km0
Author:Drafted:Date:File No:
Projection:Scale:
Datum:Longitude/LatitudeGDA94
1:2,500,000
Location of Flinders Mines'Pilbara Iron Ore Project
G.Edwards (Preston Cons.)
PILBARA IRON OREPROJECT
PILBARA_410.wor
A.Bonner
WESTERN AUSTRALIA
Figure 1
17 03 2015
PIOP
WesternAustralia
LEGEND
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PURPOSEOFTHISDOCUMENT
Thepurposeof thisAPIDocument is toprovide adetaileddescriptionof theProposal and toenableassessmentofthepotentialenvironmentalimpactsthatmayresult,shouldtheProposalbeimplemented.Thisdocumentalsooutlinesthekeyelements(characteristics)requiredfortheconstructionandoperationoftheProposal.TheassessmentwillbecompletedbytheOfficeoftheEnvironmental Protection Authority of WA (OEPA) under the provisions of Part IV of theEnvironmentalProtectionAct1986(EPAct).
ThisAPIDocumenthasbeensubmittedalongwithareferralunderSection38(1)oftheEPAct,ontheassumptionthatanAPIlevelofassessmentisappropriate(refertoSection1.4below).ThisassumptionisbasedonongoingdiscussionswiththeOEPAoverseveralmonths.
The intention is that thisAPIDocumentcontainsall the information that theOEPArequire toassesstheProposal,andthereforethescopingprocesscanbecircumvented.
ThisAPIDocumenthasbeenwritteninaccordancewiththeEnvironmentalProtectionAuthority’s(EPA’s)gazettedEnvironmentalImpactAssessment(EIA)PartIVdivisions1and2AdministrativeProcedures(EPA,2012a),andhasalsotakenintoaccounttheEnvironmentalAssessmentGuideline(EAG)8:forEnvironmentalFactorsandObjectives(EPA2013b).FMSalsoconsideredtherecentlyreleasedEAGforPreparationofanAPICategoryAEnvironmentalReviewDocument(EPA,2015).
ThisAPIDocumentfocusesontheenvironmentalfactorsthataredeemedtobe‘key’factors;thosewith thepotential tobesignificantly impactedandcouldnotbeappropriatelymanagedunderother existing legislation. Potential impacts to these key factors are described in detail andassessed using relevant studies specific to the Proposal. ‘Other’ environmental factors arediscussedbriefly,withafocusondemonstratingthattheycanbeappropriatelymanagedusingacombination of industry‐standard controls and other existing legislation. Therefore, this APIDocumentdescribesthemostrelevantimpactsandcharacteristicsoftheProposalforassessmentand provides all related biological and technical reports and survey results as Appendices(Appendix1‐4).
FMS is also in the process of preparing a referral under the Environment Protection andBiodiversityConservationAct1999(Cth)(EPBCAct)whichistobesubmittedtotheDepartmentof the Environment (DotE) in parallel with this API Document. FMS intends on keeping theapprovalprocessesseparateanddoesnotrequestabilateralassessmentforthisProposal.
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LEVELOFASSESSMENTCRITERIA‐CATEGORYAAPI
In submitting thisdocument, the criteria foraCategoryA levelof assessmentwere reviewed.Table1identifiesthesecriteriaanddescribeshowtheProposalcomplieswitheachcriteria.
Table1:CriteriaforCategoryAAPIlevelofassessment
Criteria Comment
(a) TheProposalraisesalimitednumberofkeyenvironmentalfactorsthatcanreadilybemanagedandforwhichthereisanestablishedcondition‐settingframework.
TheProponent,inconsultationwiththeOEPA,hasconsideredthekeyenvironmentalfactors.Floraandvegetation,terrestrialfaunaandinlandwaterenvironmentqualityareconsideredtobekeyenvironmentalfactorsfortheProposal.
Thereisanestablishedcondition‐settingframeworkforminingproposalsinterrestrialenvironmentsinthePilbara.
(b) TheProposalisconsistentwithestablishedpolicies,guidelinesandstandards.
ThelocationandpurposeofthelanduponwhichtheProposalisbasedisconsistentwithestablishedGovernmentpolicyandlanduse.
Assessmentagainstpolicies,guidelinesandstandardsisprovidedinthisAPIDocumentandtheProposalisconsistentwiththese.
Informationisprovidedwhererelevantinrelationtoguidelinesandstandards.
(c) TheProponentcandemonstratethatithasconductedappropriateandeffectivestakeholderconsultation,inparticularwithdecisionmakingauthorities.
FMShascompletedextensivestakeholderconsultation.AsummaryoftheconsultationisincludedinSection4.
(d) ThereislimitedorlocalconcernonlyaboutthelikelyeffectoftheProposal,implemented,ontheenvironment.
TheProposalisexpectedtoresultinlowlevelsofpublicconcern.Asacomparison,theapprovalprocessforthePIOPStage1didnotleadtosignificantpublicconcerns.
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2 GENERALDESCRIPTIONOFPROPOSAL
SUMMARYOFPIOPSTAGE1
ThePIOPStage1wasapprovedon11January2013underMS924,andthescopeoftheProposalwassummarisedinEPAReport1456.ThekeyelementsofthePIOPStage1areaslistedinTable2below.
Table 2: Summary of PIOP Stage 1 Elements
Element Description
Sizeoforebody Approximately748Mtindicatedandinferred
Miningrate Approximately15Mtperyear
Projectlife 15years
Pitdevelopment
Ajaxpitdisturbancearea‐59haBadgerpitdisturbancearea‐37haBlackjackpitdisturbancearea‐118haChampionpitdisturbancearea‐530haDeltapitdisturbancearea‐470haEaglepitdisturbancearea‐504ha
Totalpitdisturbancearea‐1,718ha
Maximumdepthofpits‐100m
Roadinfrastructure
Widthofoutofpithaulroadcorridor‐40m Totalareaofoutofpithaulroadcorridordisturbancearea‐approximately209ha
Wasterock Stripratio–5:4:1(averagelifeofmine)
Totalwastematerial–approximately1,308Mt
Disposal–outofpitwasterocklandforms(WRLs)andinpitdisposal
AjaxWRLarea–N/ABadgerWRLarea‐3haBlackjackWRLarea‐20haChampionWRLarea‐47haDeltaWRLarea‐49haEagleWRLarea‐89ha
TotalWRLdisturbancearea‐208ha
Totalareaofdisturbance
Approximately2,135ha
Watersupply Averagewaterdemand–approximately4GL/yr
Source–groundwaterfromon‐tenementboresoroff‐tenementbores.Potentialforbothtobeconfirmed
PROPOSALFACILITIESANDACTIVITIES
ThisProposalistorevisethecurrentPIOPStage1asapprovedunderMS924anddescribedinSection2.1.ThesectionsbelowdetailtherevisionsrequiredthatformthescopeofthisProposal.
Table3summarisestheelementsoftheProposalaswellasanykeycharacteristicsrelevanttoEIA.ThePIOPhasbeenseparatedintotwoDevelopmentEnvelopes:
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1. TheMineDevelopmentEnvelope,whichisarevisionofthePIOPStage1DevelopmentEnvelope approved under MS 924, and is contained entirely within the Blacksmithtenement;and
2. TheExternalInfrastructureDevelopmentEnvelope,whichcontainsallinfrastructure(roads,camp,airstripetc.)thatliesoutsideoftheBlacksmithtenement.
TheseDevelopmentEnvelopes are shown inFigure2,with the revisions and additions to theoriginalPIOPStage1DevelopmentEnvelopeshowningreenandbluerespectively.ThemajorityofrevisionstotheoriginalPIOPStage1DevelopmentEnveloperelatetoinfrastructureoutsideoftheBlacksmithtenement,howevertherehavebeensomeadditionalareas includedwithin theBlacksmithtenementtoallowformining,accessroadsandcommunicationstowers.
Upto300haofgrounddisturbancewithintheMineandExternal InfrastructureDevelopmentEnvelopeswillberequiredtoimplementtheProposal.Thisconsistsof70haofdisturbanceforthedevelopmentofminepitsand30haforinfrastructurewithintheMineDevelopmentEnvelope,and200haofdisturbanceforthedevelopmentofexternalinfrastructuresuchasaccessroads,campsandairstripwithintheExternalInfrastructureDevelopmentEnvelope.
Figure 3 shows the boundary of the final Mine and External Infrastructure DevelopmentEnvelopesfortheRevisedProposal,withinwhichallgrounddisturbancewilloccur.
TherelevantshapefilesfortherevisedDevelopmentEnvelopesareincludedinAppendix8.
Table3:SummarydescriptionofProposalelements
ProposalElement Description
Mining 70haofadditionalminingareasformpartoftheProposal.ThesearelimitedtotwonewminepitsattheParagondeposit.
Miningwillbeundertakenusingstandardopencutbenchminingmethodsemployingdrilling,blasting,excavation,andhauling.Overburdenandwastematerialwillbeinitiallystoredinexternalwastedumpsandwillthenbesubsequentlyplacedinmined‐outpitswhenitbecomesoperationallyfeasibletodoso.
Pitlakesarenotanticipatedasthebaseofbothminepitswillnotextendbelowgroundwaterlevel.
WasteRock MuchofthewasterockfromthenewParagonpitwillbeusedforconstructionpurposes.AnadditionalWRLwillbedevelopedtoservicethenewParagonminepits.ThisWRLwillberelativelysmallinsize,coveringanareaofapproximately15ha.
In‐pitwasterockdisposalisnotexpectedtooccurattheParagondepositastheminedoutopenpitsareplannedtobeusedfortailingsdisposal(seebelow).
WaterAbstraction
Upto4GL/yrofgroundwaterwasapprovedtobeabstractedaspartofPIOPStage1(MS924).TheProposalwillrequireanadditional2GL/yr,primarilytooperatetheoreprocessingfacility(OPF).ThiswateristobetakenfromthedewateringboresandwatersupplynetworkapprovedunderMS924.TheexactborestobetargetedwillbesubjecttoapprovalfromtheDepartmentofWater(DoW).
TheParagondepositliesabovethewatertableandthereforedewateringisnotrequired.
OPF
AnOPFwillbedevelopedtoprocessBeddedIronDeposits,ChannelIronDepositsandDetritalIronDepositsfromallsevendeposits.
Run‐of‐mine(ROM)orewillbebroughttoaROMPadwhereitwillbestockpiledforuseattheOPF.TheROMorewillthenbereclaimedanddeliveredtotheOPFprimarycrusherwhereitwillbewet‐processedtoproduce100%sinterfinesproduct.Tailingswillbeproducedasawasteproduct.
TheOPFwillprocessapproximately27.5Mtpa(wet)ROMoreandproduceapproximately25Mtpaofproductand2.5Mtpaoftailings.
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ProposalElement
Description
TailingsStorageFacilities(TSFs)
TheforecastedtailingsproductionfromtheOPFisapproximately2.5Mt(1.25millionm3)perannum.TailingswillbepumpedtodedicatedemptyminepitswithintheMineDevelopmentEnvelopeviaatailingspipeline.InitiallytailingsisproposedtobepumpedtotheParagonminepitsasthesepitswillbeminedfirst,withorestockpileduntiltheOPFisreadyforoperation.AminepitattheDeltadepositmaybeusedfortailingsdisposalforthelaterstagesofmining.
Anembankmentmaybedevelopedatlowpointsintheminepitstoprovideadditionalstoragecapacityifrequired.
TheproposedTSFistoincludethefollowingkeycomponents: Distributionpipelineandspigots; Pontoon‐mountedrecoverypumpandreturnwaterpipeline;and Accessroads.
ThetailingswillbedosedwithaflocculentbeforeleavingtheOPFanduponarrivalattheTSF,thetailingsdensitywillbeapproximately65%solids.
Therewillbeafluctuatingandundeterminedamountofwaterreclaimedfromthepontoon‐mountedpumpinthesupernatantpond.ThereclaimedwaterwillbepumpedviaareturnwaterpipelinetotheOPFforreuse.
AssociatedInfrastructureandServices
PowerStation–ApowerstationwillberequiredtopowertheOPFandothermineinfrastructure.Thepowerstationisexpectedtobediesel‐powered(unlessnaturalgascanbeeconomicallysourced)andwillbesizedatapproximately25MW.Ifdeemedcommerciallysuitable,thepowerstationmayalsosupplypowertotheBBIconveyor.
ExternalAccessRoads–Additionalaccessroadsarerequiredtoconnectminingareaswiththeaccommodationcamp,airportandexistingtransportcorridors.Thedisturbancewidthrequiredfortheseroadswillvarydependingontheirpurpose,howeverwilltypicallybe30m.ThenorthernaccessroadsmayberequiredduetoterrainconstraintswithintheBlacksmithtenement.IfsuitableaccessisabletobedevelopedwithintheBlacksmithtenementthentheseroadsmaynotneedtobedeveloped.
Airport–Anairstripandadministrationbuildingwillbedevelopedtoallowtheworkforcetotraveltosite.ThePIOPisrelativelyisolatedthereforethedevelopmentofanairportwillgreatlyreducetraveltimes.TheAirportwillbedevelopedwithinthelocationshowninError!Referencesourcenotfound.andwillcomplywithallCivilAviationSafetyAuthorityrequirements.
AccommodationCamps–ConstructionandpermanentaccommodationcampswillbeconstructedwithintheDevelopmentEnvelopesforconstructionandoperationalpersonnel.Thesecampswillbeappropriatelysitedinproximitytokeyworkareasandpotablewatersupply.
OtherSupportingInfrastructure–Infrastructuresuchasadministrationbuildings,fuelstorage,workshops,laydownareasandcommunicationsmayberequired.ThesewillbesitedasrequiredwithintheDisturbanceEnvelopes.
Proposed Airstrip L47/728
Northern Road
M47/1451(Blacksmith)
Proposed Mine Village L47/730
AJAXBLACKJACK
CHAMPION
Southern Road L47/734
EAGLE
Proposed MEM Workshop
Proposed Haul Road
Proposed TSF
BADGER
DELTA
L47/731 Waste Rock
Mine Pit
Proposed ROM Pad
Proposed Plant
Proposed Ore Conveyor
Mine Pit PARAGON
Comms Tower Access Road
7,560,000 mN
7,555,000 mN
555,000 mE
7,545,000 mN
7,550,000 mN
555,000 mE
545,000 mE 550,000 mE
545,000 mE 550,000 mE
535,000 mE 540,000 mE
530,000 mE 535,000 mE 540,000 mE
530,000 mE
7,54
5,00
0 m
N7,
550,
000
mN
7,55
5,00
0 m
N7,
560,
000
mN
Author:Drafted:Date:File No:
Projection:Scale:
Datum:MGA Zone 501:75,000 at A3
GDA94
Development Envelopesand
Indicative Infrastructure
G.Edwards (Preston Cons.)
PILBARA IRON OREPROJECT
PILBARA_414.wor
A.Bonner
WESTERN AUSTRALIA
Figure 2
17 03 2015
1 km0
PIOP Mine Development Envelope - MS924
PIOP Mine Development Envelope - Revisions
PIOP External Infrastructure Development Envelope
PIOP Project Area
Indicative Infrastructure
Mine Pit
Waste Dump
Haul Road
Legend
M47/1451(Blacksmith)
7,560,000 mN
7,555,000 mN
555,000 mE
7,545,000 mN
7,550,000 mN
555,000 mE
545,000 mE 550,000 mE
545,000 mE 550,000 mE
535,000 mE 540,000 mE
530,000 mE 535,000 mE 540,000 mE
530,000 mE
7,54
5,00
0 m
N7,
550,
000
mN
7,55
5,00
0 m
N7,
560,
000
mN
Author:Drafted:Date:File No:
Projection:Scale:
Datum:MGA Zone 501:75,000 at A3
FinalDevelopment Envelopes
GDA94PILBARA_415.wor17 03 2015A.Bonner
WESTERN AUSTRALIA
G.Edwards (Preston Cons.)
PILBARA IRON OREPROJECT
Figure 3
1 km0
PIOP Mine Development Envelope
PIOP External Infrastructure Development Envelope
PIOP Project Area
Legend
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LOCATION,TENUREANDLANDUSE
TheProposalislocatedinthePilbararegionofWA.AllproposeddisturbanceaddressedinthisAPIDocumentisplannedtobeconstructedentirelywithintheboundaryoftheMineandExternalInfrastructureDevelopmentEnvelopes.
TheMineDevelopmentEnvelopelieswithintheboundariesoftheBlacksmithtenement(MiningLeaseM47/1451).TheExternalInfrastructureDevelopmentEnvelopelieswithinthefollowingtenureasshowninFigure4:
ExplorationLeaseE47/1560(heldbyFlindersIronPtyLtd,asubsidiaryofFMS).AppropriatemiscellaneouslicenceshavebeenappliedforovertheareasoftheDevelopmentEnvelopeonthistenement,howevertheyhavenotyetbeenapproved(L47/734,L47/730andL47/728);and
Afuturemiscellaneouslicence(L47/731)thathasbeenappliedfor,foraccessroadstothenorthandeastofM47/1451.
TheProposalislocatedwithintheMillstreamWaterReserveasshowninFigure5.Thereservewasproclaimed in1969for thepurposeofpublicdrinkingwatersourceprotection. By‐lawscreatedundertheCountryAreasWaterSupplyAct1947enabletheDoWtoconsiderpotentiallycontaminatingactivitiesandlanduses,andtoinspectpremises(DoW,2010).
AsmallportionofbothDevelopmentEnvelopesoverlapswithCoolawanyahStation(Figure4).ThenearestconservationestateisKarijiniNationalPark,located45kmeastoftheProposal.
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APPROVALANDDEVELOPMENTTIMEFRAMES
KeyapprovalmilestonetargetsforassessmentunderSection38oftheEPActareshowninTable4. These timeframes are consistent with the EPA’sEAG 6: forTimelines forEIA of Proposals(EPA,2013a). The key development milestone timeframes will be determined after a fullBankableFeasibilityStudyhasbeencompletedinQ32015.
Table4:Approvalsschedule
2015
Stage Mar Apr May Jun Jul
ProposalreferredandacceptedbytheOEPA
Publiccommentperiodonreferralinformation(7days)
OEPAsetlevelofassessmentasAPICategoryA(4weeks)
OEPAassessProposalandtakeanassessmentstrategyandreferralinformationtoEPAmeeting(7weeks)
OEPAconsultswithproponentandDecision‐MakingAuthoritiesondraftrecommendedconditions(2weeks)
OEPApublishreportandsubmitstotheMinister(4weeksfromdateofEPAmeeting)
AppealperiodtotheMinisterontheEPA’sAssessmentReport(2weeks)
Ministerissuesstatementifnoappeals(approximately2weeks)
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3 PROPONENTANDKEYPROPOSALCHARACTERISTICS
PROPONENTDETAILS
The proponent is FMS, an emerging Australian iron ore company with the main focus ofdevelopingthePIOP,situatedinthePilbararegionofWA.ThePIOPis100%ownedbyFMS.TheProponentfortheProposalisthereforedetailedbelow:
FlindersMinesLtdABN:14149783068
Thekeycontactpersoninrelationtothisdocumentis:
FlindersMinesLimited
ContactPerson:MiroRapaic–GeneralManager–ProjectDevelopmentEmail: [email protected]: www.flindersmines.comPhone: +61881327959Mobile: +61437212340 Address: Level1,135FullartonRoad,RosePark,SouthAustralia5067
KEYPROPOSALCHARACTERISTICS
FMShasconsideredEAG1:DefiningtheKeyCharacteristicsofaProposal(EPA,2012b)‐whichfocusesonhowtodefinethekeycharacteristicsofproposalsforthepurposesofassessmentandincorporationintoaMS.TheobjectiveofEAG1istoassistproponentstoidentifyandprovidethekeycharacteristicsthatcaptureallkeyfeaturesoftheProposalrelevanttoPartIVoftheEPAct.
ItisexpectedthatareplacementMinisterialStatementwillbereleasedfortheRevisedProposal,and MS 924 will become invalid. For this reason, the key characteristics definitions in thereplacementMSwillneedtoencompassboththePIOPStage1andthisProposal.TheproposedkeycharacteristicsfortheRevisedProposalaredescribedinTable5.
Figure3 shows theboundaryof theDevelopmentEnvelopes for theRevisedProposal,withinwhichallgrounddisturbancewilloccur.
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Table5:KeycharacteristicsoftheProposal(correspondstoDevelopmentEnvelopeboundariesprovidedinFigure3)
SummaryoftheProposal
ProposalTitle PilbaraIronOreProject–RevisedProposal
ProponentName
FlindersMinesLimited
ShortDescription
TheproposalistodevelopandoperateanironoremineontheBlacksmithtenement(M47/1451)locatedapproximately70kmnorth‐westofTomPriceinthePilbararegionofWesternAustralia.Theproposalalsoincludesadditionalinfrastructuresuchasaccessroads,airport,accommodationcamps,powerstation,oreprocessingfacility,tailingsstoragefacilitiesandothersupportinginfrastructure.
PhysicalElements
Element Location ExtentAuthorisedunderMS924 RevisedProposal
Backfillingofminepits
Figure3 Minepitsaretobebackfilledsothatthefinalsurfacelevelsareatahigherelevationthanthepredictedpostdevelopmentgroundwaterlevelstopreventtheformationofpitlakes.
Nochange.
Minepitsandassociatedinfrastructure
Figure3 Minepits‐Clearingnomorethan1,718hawithinthe7,262haDevelopmentEnvelope.
AssociatedInfrastructure‐Clearingnomorethan417hawithinthe7,262haDevelopmentEnvelope.
Minepits‐Clearingnomorethan1,788hawithinthe7,531haMineDevelopmentEnvelope.
AssociatedInfrastructure‐Clearingnomorethan447hawithinthe7,531haMineDevelopmentEnvelope.
Externalinfrastructure(includingairport,camp,accessroads)
Figure3 ‐ Clearingnomorethan200hawithinthe1,316haExternalInfrastructureDevelopmentEnvelope.
OperationalElements
Element ExtentAuthorised RevisedProposal
OreProcessing(waste)
‐ Disposaloftailingstoin‐pitstorageareas.
Waterabstraction
Netabstractionofnomorethan4gigalitresperannum.
Netabstractionofnomorethan6gigalitresperannum.
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4 STAKEHOLDERCONSULTATION
FMScompletedsignificantstakeholderconsultationforPIOPStage1(Appendix5)andmuchofthecontentofthisconsultationalsoappliestothisProposal. InthetimesincetheapprovalofPIOPStage1FMShasalsoconsultedwithkeystakeholdersaboutthekeyitemsofinterestforthisProposal.
Adate recordsummaryof consultation ismaintainedbyFMSandwillbeused tosupport thegovernment approvals process by demonstrating that key stakeholders have been identified,issueshavebeenraisedandresponsesandoutcomesrecorded.Thekeystakeholderlistwillbeaddedas/ifnewstakeholdersareidentified.Asmuchofthestakeholderconsultationcontentcompleted for PIOP Stage 1 is also relevant to this Proposal, a summary of stakeholderconsultationcompletedforPIOPStage1isprovidedinAppendix5.
Table6detailsthekeystakeholdersandconsultationsincethereleaseofMS924thatarerelevanttothisProposal.
Table6:Relevantstakeholderconsultationrecords
Stakeholder Date Topics/issuesraisedProponentresponse/
outcome
OEPA Ongoingmonthlyandplanningmeetings
Presentationofoutcomesofsurveysandstudies;
Keyfactors; Assessmentrequirements; Submission,formatandcontentofthisAPI
Document;and Projectupdates.
FMSwillcontinuetoinformOEPAofdesignchangesandthestatusofsurveysandapprovalsubmissions.
DepartmentofMinesandPetroleum(DMP)
23Jan2015 TailingscharacterisationinformationsenttoDMPforcomment.DMPstatedthatFMShadadoptedanappropriateapproachtotheissueofmaterialcharacterisation.
FMStoconsultfurtherwithDMPattheMiningProposalstage.
DepartmentofEnvironmentRegulation(DER)
21Nov2014 PresentationoftheProposal; Licensingofvariousinfrastructurethatform
partoftheProposalunderPartVoftheEPAct,including:o OPFandassociatedTSFs;o Campwastewatertreatmentplant;o Minedewateringandrecharge.
FMSwillobtainworksapprovalsandlicencesunderPartVoftheEPActpriortoconstructionandoperationrespectively.
30Jan2015 TailingscharacterisationinformationsenttoDERforcomment.DERstatedthattheTSFswerelikelytorequireaworksapprovalandlicence
FMSwillconsultfurtherwithDERattheWorksApprovalstage.
DoW 14Oct2014 PresentationoftheProposalandinitialdiscussionaboutexpecteddewateringvolumesandrechargeoptionsavailable
FMSwillconsultwithDoWandobtainappropriateapprovalsfordewateringandrechargeactivities.
10Feb2015 TailingscharacterisationandTSFmonitoring; Watersupplyrequirements; Dewateringandrechargeoptions;and CommitmentsproposedfortheAPI
Document.
FMShaveconsideredDoW’scommentsandhaveincludedrelevantcommitmentsinthisAPIDocument.
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Stakeholder Date Topics/issuesraisedProponentresponse/
outcome
DotE 24Sep2014 PresentationoftheProposal; Presentationofoutcomesofbiological
surveys; PresentationofpotentialimpactstoMattersof
NationalEnvironmentalSignificance(MNES); ExpectedsubmissiondatesforEPBCAct
referral;and Cost‐recovery.
FMSwillconsiderDotE’sadvicewhenpreparingtheEPBCReferral.
DepartmentofStateDevelopment
Ongoing DiscussionsandacceptanceoftheProposal. ProposalunderstoodasacomponentthatsupportstheBBIProject.
WintawariGurumaAboriginalCorporation–EasternGuruma
Ongoing NativeTitlenegotiationsforM47/1451 HeritageProtocols Heritagesitesurveysandpotential
disturbance
NativeTitleAgreementreachedinMarch2012.Discussionscontinueregardingheritagesitesurveys.
CoolawanyahPastoralStation
2012 LandAccessAgreement ALandAccessAgreementwasexecutedinMarch2012
Rutila Ongoing PIOPexportrequirements; Timeframetargets; Infrastructureconnections; UseofFlinderscampforbiologicalsurveys;
and Sharingofenvironmentalinformationand
resources.
FMSwillcontinuetoliaisewithRutilathroughoutthelifeoftheProposal.
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5 RELEVANTSTUDIES
FMScommissionedsurveysandstudiesinordertoinformtheEIAforPIOPStage1.Severalofthese surveys and studies remain relevant to this Proposal and have been used in this APIDocument.
FMShavealsoplannedandimplementedaseriesofadditionalstudiestocomplementthePIOPStage 1 studies and allow the assessment of any new potential impacts associated with thisProposal.AllrelevantstudiesarelistedanddescribedinTable7,andprovidedinAppendix1‐4forreference.
Table7:Summaryofrelevantenvironmentalsurveys
Consultant,survey/investigationsname
StudyArea,typeandtimingStudystandard/guidanceand
limitationsAppendix
FloraandVegetation
EcoscapeAustraliaPtyLtd(Ecoscape)(2011a),PIOP–BlacksmithFloraandVegetationSurvey.August2011.
Approximately10,781haStudyArea;and
Level2floraandvegetationassessment,fieldsurveysconductedinMay/JunandAug2010,andMar2011.
EPAGuidanceStatementNo.51; PositionStatementNo.3;and ConsultationwithDepartmentofParksandWildlife(DPaW).
Limitations:Theresourceandaccessareaswereadequatelysurveyed,with50floristicquadratsassessed(approximately0.46quadratsperkm2acrossthetenement,but2.33quadratsperkm2intheunburntarea).Approximately80%ofthetenementwasburntinearly2010andprovidedsignificantconstraintsonvegetationmapping,howeverthereweresufficientunburntareastocharacterisethefloraandvegetation,exceptthemajordrainageline(riparianarea)throughthe‘Ajax’resourceareathatwastheonlyrepresentativeofthislandform/vegetationtype,andthewidevalleyfloorof‘Eagle’thatisanticipatedtohavehaddifferentshrublandvegetationtypes.
1
Ecoscape(2015),DesktopFlora,VegetationandFaunaSurvey(currentlyunderway–documenttitlenotyetverified)
DesktopsurveyofareasofDevelopmentEnvelopesnotpreviouslysurveyed;and
CommencedMarch2015.
ConsultationwiththeOEPAregardingcontent.
Currentlyunderway–tobeprovidedwhencomplete
GHD(2014),FlindersMines:BlacksmithProspectInfrastructureInvestigation.Vegetation,FloraandFaunaAssessment.October2014.
Approximately1,251haStudyArea;
SurveyofproposeddisturbanceareassouthofBlacksmithtenement;and
DesktopassessmentandLevel1floraandvegetationfieldassessmentconductedinJul/Aug2014.
EPAGuidanceStatementNo.51; PositionStatementNo.3;and ConsultationwithDPaW.Limitations:Nosignificantlimitationsnoted.Minorlimitationsinclude: Level1surveyconductedonly,overasingleseason;
Timingattheendofthedryseasonisnotoptimal,howeverthenumberoftaxafoundiscomparablewiththoseundertakenintheareaduringpreferabletimesoftheyear;
1
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Consultant,survey/investigationsname
StudyArea,typeandtimingStudystandard/guidanceand
limitationsAppendix
Rainfallfortheyeartodatewaslowerthanaverage,howeversuitablerainfallwasexperiencedinthethreemonthspriortothesurvey.ConditionsweredeemedsuitableforaLevel1survey;
Sixfloraspecimenswereunabletobeidentifiedduetoalackoffloweringorfruitingmaterial,howeverthemajorityoffloraspecieswereabletobeidentified;
Someareasofthestudyareahadbeenburntlessthanfiveyearsago,howeverthevegetationhadrecoveredwellandthiswasnotexpectedtoaffectthesurveyresults;and
Accesswasallowedforallbutasmallareatothenorth‐east.Informationforthisareawasextrapolatedfromnearbyaccessibleareas.
TerrestrialFauna
PhoenixEnvironmentalPtyLtd(Phoenix)(2014),Memo:PIOPLevel1VertebrateFaunaSurveyofProposedRoadAlignment.
Approximately6kmlongby200mwideStudyArea;and
DesktopandLevel1faunaandhabitatassessmentconductedin20Oct2014.
EPAGuidanceStatementNo.56;and ConsultationwithDPaW.Limitations: Nolimitationsnoted
2
Ecoscape(2011b),PIOP–BlacksmithVertebrateFaunaandShortRangeEndemic(SRE)Survey.
TheStudyAreaistheBlacksmithtenement(E47/882);
TargetedsearchforconservationsignificantfaunaspeciesincludingadesktopassessmentandaLevel2faunasurvey;
Preliminarysurveys31May–5June2010;
NorthernQuollsurvey13–18July2010;and
Targetedtrapping7‐16Oct2010.
EPAGuidanceStatementNo.56; EPAPositionStatementNo.3; EPAGuidanceStatementNo.20;and ConsultationwithDPaW.Limitations:Nosignificantlimitationsnoted.Minorlimitationsinclude: MuchoftheareahassufferedfromwildfireeventinFeb2010,andlowlevelgrazingformanyyears,whichwillhavehadalong‐termeffectonthefaunaassemblage.Morerecently,explorationactivityhasdegradedsomehabitat;and
TheDPaWPilbararegionalsurveydatawerenotavailableforcomparativepurposes.Thetrappingeffortandperiodofothersurveyswaslimited.
2
GHD(2014),FlindersMines:BlacksmithProspectInfrastructureInvestigation.Vegetation,FloraandFaunaAssessment.
Approximately1,251haStudyArea;
SurveyofproposeddisturbanceareassouthofM47/1451;and
DesktopassessmentandLevel1faunafieldassessmentconductedinJul/Aug2014.
EPAGuidanceStatementNo.51; PositionStatementNo.3;and ConsultationwithDPaW.Limitations:Nosignificantlimitationsnoted.Minorlimitationsinclude: Level1surveyconductedonly,overasingleseason;
Thetimingofthesurveymeantthatsomespecies(particularlyreptiles)mayhavebeenlessactive;and
Accesswasallowedforallbutasmallareatothenorth‐east.Informationforthisareawasextrapolatedfromnearbyaccessibleareas.
1
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Consultant,survey/investigationsname
StudyArea,typeandtimingStudystandard/guidanceand
limitationsAppendix
SubterraneanFauna
BennelongiaPtyLtd(2011),PIOP:BlacksmithSubterraneanFaunaSurveys.
SubterraneanfaunasurveysoccurredwithintheBlacksmithtenement(E47/882)atAjax,Blackjack,Champion,DeltaandEagleoredeposits;and
Jun2010‐Sep2011.
EPAGuidanceStatementNo.54a;and ConsultationwithDPaW.Limitations:Nosignificantlimitationsnoted.
2
BennelongiaPtyLtd(2012),Addendum:PIOP,BlacksmithSubterraneanFaunaSurveys.
Habitatcharacterisation,taxanomicandbiogeographicreviewofsubterraneanfaunacollectedintheBlacksmithtenementandsurroundingareasandadditionaltroglofaunasampling;and
7‐8Feb2012.
EPAGuidanceStatementNo.54a ConsultationwithDPaWLimitations:Nosignificantlimitationsnoted.
2
HydrologicalProcesses
WorleyParsons(2012c),PIOP–GroundwaterImpactAssessmentReport.
GroundwatermodellingforthePIOPtoassessthedewateringrequirementsattheChampion,DeltaandEagledeposits,andtheassociatedpotentialoff‐tenementdrawdownimpactsonGroundwaterDependantEcosystems(GDEs).
ConsultationwithDoWLimitations:Nosignificantlimitationsnoted.
3
WorleyParsons(2013),PIOP–DewateringModellingReport.AddendumtotheGroundwaterImpactAssessmentReport.
RevisionofWorleyParsons(2012c)modellingtoassesstheupdateddewateringrequirementsattheChampion,DeltaandEagledeposits,andtheassociatedpotentialoff‐tenementdrawdownimpactsonGDEs.
ConsultationwithDoW; AustralianGroundwaterModellingGuidelines.WaterlinesReportSeriesNo82,June2012,NationalWaterCommission,AustralianGovernment;
DHI‐WASYGmbH2012.FEFLOW6.1FiniteElementSubsurfaceFlow&TransportSimulationSystemUserManual.BerlinGermany.
Limitations:Nosignificantlimitationsnoted.
3
InlandWaterQuality
WorleyParsons(2012a),GeochemicalCharacterisationofMineWasteandTailings–ImplicationsforMineWasteManagement.
Geochemicalcharacterisationofwaste(Delta,EagleandChampiondeposits).Testworkoccurredin2012.
Thetestworkmethodsusedwereprovenapproachesto'static‐testing'and'kinetic‐testing'withintheAustralian,andinternationalminingindustries:
Price,W.A.(2009).PredictionManualforDrainageChemistryfromSulphidicGeologicMaterials.MENDReport1.20.1;
AMIRA(2002).AcidRockDrainageTestHandbook:Project387APredictionandKineticControlofAcidMineDrainage;
StewartWA,MillerSDandSmartR.(2006).AdvancesinAcidRockDrainageCharacterisationofMineWastes;and
MorinKAandHuttNM,1997,EnvironmentalGeochemistryofMinesiteDrainage:PracticalTheoryandCaseStudies.
Limitations:
Nosignificantlimitationsnoted.
4
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENTFlindersMinesLtd
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Consultant,survey/investigationsname
StudyArea,typeandtimingStudystandard/guidanceand
limitationsAppendix
GraemeCampbell&Associates(GCA)(2011),FlindersPIOP:GeochemicalCharacterisationofProcess–Tailings–SolidsSampleandManagementImplications.
Atestworkprogrammeexclusivelyfocussedonthedetritalirondeposit(DID)(DID2,DID3andDID4composites)andBrockmanbeddedirondeposit(BID)(BIDgandBIDhcomposites)oresoftheDeltadepositfromtheBlacksmithtenements.Testworkoccurredin2011.
Asabove.Limitations:Nolimitationsnoted
4
RGSEnvironmentalPtyLtd(RGS)(2014),IndependentThirdPartyReviewofMineWasteCharacterisationPIOP:ProcessWasteTailings.
AnindependentthirdpartyreviewoftheGCA(2011)report.RGSreviewedtheGCA(2011)reportinNovember2014.
AMIRA(2002).AcidRockDrainageTestHandbook:Project387APredictionandKineticControlofAcidMineDrainage;
DITR(2007).LeadingPracticeSustainableDevelopmentProgramfortheMiningIndustry.ManagingAcidandMetalliferousDrainage;
INAP(2009).GlobalAcidRockDrainageGuide;and
Price,W.A.(2009).PredictionManualforDrainageChemistryfromSulphidicGeologicMaterials.
Limitations:RGSstatedthatitwasnotclearfromtheGCA(2011)reportwhetherthecompositesamplesoforematerialsusedtogeneratethesingletailingssolidssampleprovideareasonablerepresentationofthetailingssolidslikelytobegeneratedbytheProposal.
4
GraemeMcDonald(2015),PIOPDepositHomogeneity.
AnassessmentbyFMSGeologistaboutpredictedhomogeneitybetweendepositsatthePIOP.ReportwasinresponsetothelimitationsidentifiedbyRGS(2014)(seeabove).
AustralasianCodeforReportingofExplorationResults,MineralResourcesandOreReserves(2012).
Limitations:Noneidentified.
4
FMSwillalsobeconductingdetailedassessmentspriortoconstructionsuchas:
Desktopflora,vegetationandfaunasurveyofareaspotentiallydisturbedasaresultofthisProposal(currentlyunderway);
Pre‐disturbancesurveysforthepresenceofconservationsignificantflora,vegetationandfaunawithinproposeddisturbanceareas;
Dewatering/waterabstractionwaterbalancemodelling–updatingcurrentmodellingusing revised mine planning and water balance information to determine accuratedewateringvolumesrequired;
Supplementarytailingsleachatetesting; BaselinemonitoringofgroundwaterqualityupstreamanddownstreamoftheTSFs; Nutrient loading assessments for wastewater disposal (i.e. from sewage treatment
plants);and Flowrateandvolumeassessmentsatwatercoursecrossingstoinformculvertorbridge
design.
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6 ASSESSMENTOFPRELIMINARYKEYENVIRONMENTALFACTORS
DETERMINATION OF PRELIMINARY KEY ENVIRONMENTALFACTORS
ThisAPIDocumenthastakenintoaccounttherecentlyreleasedEAGforPreparationofanAPI–Category A Environmental Review Document (EPA, 2015). This section will focus on theenvironmental factors that are deemed to be ‘key’ factors; those with the potential to besignificantlyimpactedandcouldnotbeappropriatelymanagedunderotherexistinglegislation.Potentialimpactstothesekeyfactorsaredescribedindetailandassessedusingtheinformationprovided from relevant studies specific to the Proposal. ‘Other’ environmental factors arediscussed briefly in Section 7, with a focus on demonstrating that they can be appropriatelymanagedusing a combinationof industry‐standard controls andother existing legislation. Insummary,thissectionwilldescribethemostrelevantimpactsandcharacteristicsoftheProposalfor assessment andprovides all relatedbiological and technical reports and survey results asAppendices(Appendix1‐4).
FMS andPrestonConsultingPty Ltd conducted an assessment of the potential environmentalimpactsof theProposalanddeterminedthat floraandvegetation, terrestrial faunaand inlandwatersenvironmentalqualitywerethethree‘key’environmentalfactorsthatrequireddetailedassessmentinthisAPIDocument.OffsetsandRehabilitationandClosureareIntegratingFactorsthatweredeemedtoberelevanttothisProposalandarealsodiscussedinthissection.
Thesubterraneanfaunaenvironmentalfactorwasoriginallyconsideredtopotentiallybea‘key’environmental factor due to the potential for impacts from groundwater abstraction andadditionalmining.Areviewofthesurveyreportsidentifiedthattherearehighlevelsofhabitatconnectivity between valleys, ridges and deposits, and the proposedmining described in thisProposalalloccursabovethewatertable.GroundwaterabstractionforthisProposalisonlytoprovidewatersupply(i.e.notdewatering),andtheabstractionwasdeemedunlikelytohaveasignificant impact on stygofauna habitat in comparison to the original PIOP Stage 1. It wasthereforedeemedtobeunlikelythattheProposalwouldsignificantlyimpactsubterraneanfaunapopulationsinthearea.Thisfactorwasthereforeclassedasan‘other’environmentalfactorandisdiscussedfurtherinSection7.
Thehydrologicalprocessesenvironmentalfactorwasalsodeemedtobean‘other’environmentalfactorasMS924alreadycontainsapplicableconditionstoaddressthisfactorandDoWisabletomanagegroundwaterabstractionundertheRIWIAct.
DISCUSSION OF EACH PRELIMINARY KEY ENVIRONMENTALFACTOR
Table8providesatabledsummaryofkeyassessmentinformationrelevanttotheProposal.Itprovidesaconciseoverviewofthesignificantenvironmentalimpactsthatarelikelytorequiremitigationandregulation.ThepotentialimpactsthatFMSdeemedtobeminorandeasily
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managedusingindustrybest‐practicemethodswerenotincluded,aspertheguidancelistedinEPA(2015).
FMSproposestoimplementappropriatemanagementmeasurestomitigatethepotentialimpactsoneachfactor.Themanagementmeasureshavebeendividedintotwotypesofcontrols;industrybest‐practicecontrolsandadditionalProposal‐specificcontrolsinTable8.
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Table8:AssessmentTable–PreliminaryKeyEnvironmentalFactors
InherentImpact(withoutmitigation)Environmental
AspectMitigationActionstoaddressresidualimpacts
Proposedregulatorymechanismsfor
ensuringmitigationPredictedOutcomes
FloraandVegetation–Tomaintainrepresentation,diversity,viabilityandecologicalfunctionatthespecies,populationandcommunitylevel.
Context:
Policy
MS924containedspecificconditionsrelatingtovegetation,specificallyGroundwaterDependantEcosystems(GDEs).MS924requiredthatFMSdevelopaGroundwaterDependantVegetationMonitoringandManagementPlan(GDVMMP)toverifythatimpactstoGDEswerekeptwithinthelimitssetinMS924;and
MS924alsorequiredthecontributionoffundsfortheclearingofgoodtoexcellentconditionnativevegetation.
RelevantBaselineInformation
ThefollowinginformationsummarisesthemajorfindingsofthefloraandvegetationsurveysundertakenbyEcoscape(Level2survey,2011a)andGHD(Level1survey,2014)andincludedinAppendix1.TheEcoscapeStudyAreareferstoareaswithintheboundaryofM47/1451,andtheGHDStudyAreareferstoaseparatestudyareaoutsideofM47/1451.TheseboundariesareshowninFigure6,alongwithacomparisonwiththeDevelopmentEnvelopeboundaries.
Itshouldbenotedthat80%oftheEcoscapeStudyAreawasburntatthetimeoftheirsurvey,howeversufficientunburntvegetationremainedtoallowthecharacterisationofthearea(Ecoscape,2011a).
ThereareportionsoftheDevelopmentEnvelopesthatlieoutsidetheecologicalsurveyareas(Figure6)orweresubjecttoLevel1surveysonly(GHDStudyArea).TheseareaswerenotabletobesurveyedtoaLevel2standardduetotimeconstraintsandtheunsuitabletimeofyear(planningcommencedinQ32014).Itwasinsteadpreferabletosurveyproposeddisturbanceareasatasuitabletimeofyear,priortoconstruction,andthereforethishasbeencommittedtointhisdocument(thissection).
AreaspotentiallyimpactedbytheProposalarecurrentlythescopeofadesktopflora,vegetationandfaunasurveybeingconductedbyEcoscape.Thissurveyisfocussedonthepotentialforconservationsignificantspecieshabitat,andtheresultswillbemadeavailabletotheOEPApriortothecompletionoftheirassessment.
Flora
NoplanttaxonrecordedwaslistedasThreatenedunderEPBCActorWildlifeConservationAct1950(WCAct);
TwoThreatenedFlorawereidentifiedwithin50kmofthePIOP,howevertheirhabitatsaretypicallyhighinthelandscapeonupperslopes,whichwillnotbesignificantlyimpactedbytherevisionstotheProposal;
FivePriority3and4PriorityFlora(PF)specieswerefound(Figure7),twoofwhichwerefoundwithintheExternalDevelopmentEnvelope.NonewerefoundinproximitytoproposeddevelopmentwithintheMineDevelopmentEnvelope;
AJosephiniaspecieswaslocatedintheChampiondepositarea.Thiswaseitheranunidentifiedspeciesorarangeextension;and
Sevenintroducedspecieswerelocated,noneofwhichwereDeclaredPestplantsorlistedonanyweedregister.
Vegetation
NoneofthevegetationtypesrecordedareconsideredlikelytorepresentaThreatenedEcologicalCommunity(TEC)orPriorityEcologicalCommunity(PEC);
>98%ofvegetationmappedwithinintheStudyAreawasinVeryGoodorExcellentcondition(excludingburntareas);
Grounddisturbance–clearingofnativevegetation;and
Earthmovingandconstructionactivities.
Implementthefollowingindustrybest‐practicecontrols:
ImplementProjectConstructionandOperationalEnvironmentalManagementPlans(EMPs).TheseEMPswillcontaindetailedmanagementactions,monitoring,reporting,correctiveactionsandresponsibilitiesforfloraandvegetation.KeymanagementactionstobeincludedintheEMPsare;
Managevegetationclearingthroughinternalgrounddisturbanceprocedures;
IdentifytheboundariesofareastobeclearedordisturbedbyGPScoordinatesandprovidemapsofboundariestodozeroperators;
Developthedisturbancefootprinttotheminimumrequiredtoensuresafeandadequateconstructionandoperation;
ManageanyindirectimpactstoriparianvegetationresultingfromerosionorwatercoursecrossingsasperthemitigationactionslistedintheHydrologicalProcessessectioninthistable;
Implementweedhygieneandmanagementmeasures/procedurestopreventspreadofweedsandtheintroductionofnewweedspeciesasaresultofconstructionandoperation.
ImplementthefollowingadditionalProposal‐specificcontrols:
ConducttargetedconservationsignificantfloraandvegetationsurveysofexpecteddisturbanceareaswithintheExternalInfrastructureDevelopmentEnvelope,priortoconstruction.FMSwillensurethateachareaissurveyedtoanappropriatestandardandatasuitabletimeofyear;
DevelopInfrastructurePlanandsubmittoOEPAforapprovalpriortothecommencementofconstruction.ThisProposalisbeingsubmittedpriortothedevelopmentofdetailedinfrastructuredesign,thereforeflexibilityiscriticalatthisearlystage.TheInfrastructurePlanwillbecompletedfollowingdetaileddesignandwillfinalisetherequireddisturbancetokeyenvironmentalfeatures,andwillprovidetherequiredinformationfromthesurveysdiscussedabove;
Provideanoffsetpaymentfortheclearingofupto300haofGoodtoExcellentconditionvegetation;
IncludeknownPFlocationsandvegetationidentifiedashavingthehighestlocalsignificanceinadesignconstraintsmaptobeusedduringdetailedprojectplanning.Theselocationswillbeavoidedifsuitablealternativeoptionsareavailable;and
ApplyappropriatebuffersaroundlocallysignificantvegetationandPF(ifnecessary)basedontheconstructionactivitiestobeundertaken(i.e.tominimiseindirectimpactsfromdust,floodingetc.).
ThereplacementMSisexpectedtoregulateimpactstofloraandvegetation,eithervialimitsinthekeycharacteristicstableorviaconditions,including:o Limitofground
disturbance;o Activitiesto
occurwithindefinedDevelopmentEnvelopes;
o Annualreportingofimpacts;and
o RequirementforoffsetsforthedisturbanceofGoodtoExcellentconditionvegetation.TheconditionisexpectedtosetarateperhectareinlinewithcurrentratesfortheHamersleyIBRAsub‐region.
EPBCActwillregulatepotentialimpactstoMNESfloraorvegetation(howevernonehavebeenfoundsofar).FMSisreferringtheProposaltoDotEforimpactstoMNESfaunainparalleltothisAPIsubmission;
WCActcanaddressimpactstoprotectedfloraiffound;
WeedmanagementwillbeaspertherequirementsoftheAgricultureandRelatedResourcesProtectionAct1976;and
AMiningProposalundertheMiningAct1978(MiningAct)willberequiredwhichwillensuretheProposalcomplies
PredictedOutcomes:
TheProposalwillresultinthedisturbanceofupto300haofnativevegetation.>98%ofthevegetationwithintheStudyAreasisinGoodtoExcellentcondition.Thisdisturbancewillbeoffsetinaccordancewithexpectedoffsetconditions;
SurveystodatehaveshownthatPECs,TECsorThreatenedFloraspecieswillnotbeimpactedbytheProposal.Intheunlikelyeventthatthesearerecordedduringsubsequentsurveystheywillbeavoided;
PFhavebeenrecordedwithintheExternalInfrastructureDevelopmentEnvelope(Figure7)anditpossiblethatthereareotherPFplantsorpopulationswithintheDevelopmentEnvelopesthathavenotyetbeenlocated.Withtheimplementationofmitigationactions,theProposalisnotexpectedtosignificantlyimpactoraffecttheconservationstatusofanyPFspecies,duetothefollowingreasons:o PFlocatedduringthetargetedconservationsignificantfloraand
vegetationsurveywillbeincludedinplanningdatabasesandavoidedwherepracticable;
o Goodenianudamaybecomemoreabundantasthisspeciesisoftenassociatedwithdisturbance;
o AllotherPFspeciesthathavethepotentialtooccurprefergorgesordrainagelinehabitat,whichwillbeavoidedasmuchaspracticable,andwhicharewellrepresentedoutsideoftheDevelopmentEnvelopes;and
o ThefinalPFdisturbancerequirements,anddetailsofavoidancemitigationapplied,willbeconfirmedwiththesubmissionoftheInfrastructurePlanpriortoconstruction;
ThepotentialunidentifiedorrangeextensionJosephiniaspecieswillnotbedisturbedasitliesoutsideoftheDevelopmentEnvelopes;
TheproposeddisturbanceisnotexpectedtoresultinasignificantdeclineintheextentofvegetationwithintheHamersleysub‐regionofthePilbaraIBRAregionasthissub‐regionisalmostcompletelyintact(i.e.>98%ofpre‐Europeanextentremaining);
Anadditional2GL/yrofgroundwaterabstractionwillberequiredtoprovidesufficientwatersupplyfororeprocessing(Section3.1).Thiswaterwillbeprimarilysourcedfromminepitdewatering,andisinadditiontothe4GL/yrofabstractionapprovedunderMS924.ThisadditionalabstractionisnotexpectedtoimpactGDEsasnoadditionalabstractionisproposedfromtheAjaxdeposit(whichhasthegreatestexposuretoGDEs.TheGDEsdownstreamoftheEagledepositareexpectedtobedependentonperchedaquifersratherthanthegroundwaterstoredintheChannelIronDeposit(CID)aquiferthatwillbetargetedforwatersupply.Thisconclusionwasbasedonthesignificantdepthtogroundwaterinthoseareas(>50m),andtheGDEsareonlyfoundalongcreeklines(WorleyParsons,2012b).TheGDVMMPalreadyrequiredbyMS924will,amongothercommitments,proposeadditionalinvestigationworkstoverifytheseassumptions.ImpactstoGDEsarethereforenotexpectedtoexceedthoseapprovedunderMS924,andassuchnonewconditionswouldberequired;and
Indirectimpactsarenotexpectedtobesignificantastheimplementationofbest‐practiceindustrycontrolshassuitablymanagedtheseimpactsinsimilarprojectsacrossthePilbara.
DegreeofUncertainty:
Theuncertaintiesassociatedwiththepredictedoutcomesarenotexpectedtobesignificant.Thekeyuncertaintiesare:
AreasoftheDevelopmentEnvelopesthatlieoutsidetheecologicalfieldsurveyareas(Figure6)orweresubjecttoLevel1surveysonly(GHDStudy
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InherentImpact(withoutmitigation)Environmental
AspectMitigationActionstoaddressresidualimpacts
Proposedregulatorymechanismsfor
ensuringmitigationPredictedOutcomes
ProposalislocatedwithintheHamersleyInterimBiogeographicalRegionalisationforAustralia(IBRA)sub‐regionofthePilbarabiogeographicregion(DotE,2011);and
GDEsoccurwithinandadjacenttotheStudyAreas(Figure8).
RelevantDesignConsiderations:
BothDevelopmentEnvelopesexcludethelocationwheretheJosephiniaspecieswasfound.
InherentSignificantImpacts:
DirectlossofprimarilyVeryGoodtoExcellentconditionnativevegetationwithintheDevelopmentEnvelope;
RiskofdirectlossofPFindividualsorpopulations; Riskofdirectlossoflocallysignificantvegetation; RiskofdirectlossofGDEvegetationorareductioninGDEhealth; Indirectimpactstovegetationhealththrougharangeofmechanismssuchasdust,floodingorerosion;and
Transferofexistingweedsortheintroductionofnewweedspeciesduringconstructionand/oroperation.
withrelevantstandards.
Area).Theseareasarecurrentlythescopeofadesktopflora,vegetationandfaunasurveybeingconductedbyEcoscape.Thissurveyisfocussedonthepotentialforconservationsignificantspecieshabitat,andtheresultswillbemadeavailabletotheOEPApriortothecompletionoftheirassessment.AreasintheExternalDevelopmentEnvelopetobedisturbedasdeterminedintheInfrastructurePlanwillbesubjectedtoatargetedLevel2conservationsignificantfloraandvegetationsurveypriortoconstruction.This,incombinationwiththemitigationactionsproposedmeanthatthisinformationwouldbeunlikelytoaffectthepredictedoutcome;
Thesurveyintensityandpresenceofburntareas.FMSconsidersthatsufficientinformationwasgatheredduringtheEcoscapeandGHDsurveystoallowanassessmentofimpactstothisfactor.FurthersurveysmayleadtotheidentificationofadditionalPFspeciesorlocationshowevergivenwide‐ranginghabitatofthemajorityofPF,itisunlikelythatthisinformationwouldalterthepredictedoutcome;and
GroundwatersourceforGDEsdownstreamofEagledeposit‐thereisinsufficientdatatoconfirmtheextentoftheperchedgroundwaterandthedegreeofconnectivitybetweenshallowanddeeperCID/BIDaquifers(WorleyParsons,2012b).Thiswillbeverifiedpriortodewatering,withdetailsincludedintheGDVMMPrequiredbyMS924,thereforethisuncertaintywillnotalterthepredictedoutcome.
AlignmentwithEPAObjective:
Thedisturbanceofupto300haofGoodtoExcellentconditionvegetationwillbeunavoidablydisturbedtoimplementtheProposal.GivetheconditionofthevegetationtheProposalwaspredictedtohavearesidualimpactforthisfactor.Takingintoconsiderationtheapplicationofoffsets(referto“IntegratingFactor(Offsets)”inthistablebelow),FMSexpectsthattheProposalcanbeimplementedtomeettheEPAobjectiveforthisfactor.
Alterationorblockageofsurfacewaterflows.
TheEMPs(discussedabove)willalsoincorporatesurfacewatermanagementanderosionprotectionintoprojectplanninganddesigntominimisedisruptiontowatercoursesandriparianvegetation.
ThereplacementMSwillregulateanyimpactsthatoccuroutsideofthelimitsauthorisedunderPartIVoftheEPAct.
Groundwaterabstraction.
ObtainallrequiredapprovalsundertheRIWIActpriortogroundwaterdrillingandabstraction;
ComplywithCondition6‐1ofMS924toensurethatgroundwaterabstractiondoesnotcausethelossofgroundwaterdependantvegetationbeyondtheboundaryofthe200mwideGDEvegetationimpactzoneshowninFigure4ofMS924;and
DevelopandimplementaGDVMMP.TheGDVMMPwillincludealltherequirementscurrentlylistedinMS924.
ThereplacementMSisexpectedtoincludethesameconditionsasMS924:o Condition
requiringthesubmissionandapprovalofaGDVMMPpriortogroundwaterabstraction;and
o ConditionsplacinglimitsonGDEdisturbance.
26Dand5CLicencesundertheRightsinWaterandIrrigationAct1914(RIWIAct)canensureimpactstoGDEsareminimised.
TerrestrialFauna‐Tomaintainrepresentation,diversity,viabilityandecologicalfunctionatthespecies,populationandassemblagelevel.
Context:
Policy
MS924didnotcontainspecificconditionsrelatingtoterrestrialfauna.TheEPAstatedinEPAReport1456that‘theproposal(Stage1PIOP)isunlikelytohaveasignificantimpactonconservationsignificantfaunaastheareaswithintheBlacksmithtenementthatwillbedevelopedarenotessentialfortheirongoingmaintenancegiventheirwidedistributionintheregionandthepresenceofsimilarsuitablehabitatsinsurroundingareas’.
RelevantBaselineInformation
ThefollowinginformationsummarisesthemajorfindingsoftheterrestrialfaunasurveysundertakenbyEcoscape(Level2survey,2011b),GHD(Level1survey,2014)andPhoenix(Level1survey,2014)(Appendix2):
ThreefaunahabitattypesweremappedwithintheEcoscapeStudyArea‐valleyfloor,hillslopesandgorges.Gorgeshabitatwasthemostrestrictedandofthehighestvalue,howevernonewerefoundinproximitytoproposedworkswithintheMineDevelopmentEnvelope(Figure9);
FourfaunahabitattypeswereidentifiedwithintheGHDStudyAreaasshowninFigure9Error!Referencesourcenotfound.,ofwhichbreakaway/rockyridgelinesanddrainagelinehabitatsweredeemedtohavethehighestsignificance;
OpenandclosedshrublandwastheonlyhabitattyperecordedwithinthePhoenixStudyArea(Figure9;Phoenix,2014),andwasnotdeemedtobesignificant;
Ecoscape(2012)alsodevelopedaregionalhabitatmapbasedoninformationgatheredduringtheirfieldsurveysandananalysisofaerialphotographs.EcoscapealsohighlightedkeyfeaturessuchasrockbreakawaysandsignificantdrainagelinesasbeingpotentialsignificantNorthernQuollandPilbaraOlivePythonhabitat(Figure9;Appendix2);
Grounddisturbance–clearingofpotentialfaunahabitat.
TheProposaldesignhas,andwillcontinueto,avoidandminimiseclearingofhighervaluefaunahabitatwherepracticable.Theproposedlocationsofinfrastructureweredevelopedtooptimiseoperationalcostswhilebeingsensitivetotheneedtoavoidorlimittheimpacttopotentialsignificantfaunavaluesduetoclearinganddisturbanceofhabitat.
Implementthefollowingindustrybest‐practicecontrols:
Theproposedindustrybest‐practicecontrolsforgrounddisturbance(i.e.suchasminimisingdisturbance,developingaGDPsystem,managingweedsetc.)listedin‘FloraandVegetation’abovewillalsoapplytogeneralfaunahabitatdisturbanceandthereforehavenotbeenrepeated.Additionalindustrybest‐practicemanagementmeasuresspecifictofaunawillbeincludedinEMPsandwillincludeacommitmenttodesignwatercoursecrossingswithculvertswhichwillallowfaunatotraverseunderaccessroads.
ImplementthefollowingadditionalProposal‐specificcontrols:
ConductadditionaltargetedconservationsignificantfaunasurveysofareaswithintheExternalInfrastructureDevelopmentEnvelopethatareexpectedtobedisturbedduringconstruction;
DevelopInfrastructurePlanandsubmittoOEPAforapprovalpriortothecommencementofconstruction.TheInfrastructurePlanistofinalisetherequireddisturbancetoconservationsignificantfaunahabitat,andwillincludetheresultsofthesurveysdiscussedabove;
ConsiderdrainagelinehabitatidentifiedbyGHD(2014)asakeyconstraint–mineplanningandinfrastructuredesignwillbe
ThereplacementMSisexpectedtoregulateimpactstofauna,eithervialimitsinthekeycharacteristictableorviaconditions,includingthefollowing:o Limitofground
disturbance;o Activitiesto
withindefinedDevelopmentEnvelopes;
o Annualreportingofimpacts;and
o ConditionrequiringthesubmissionandapprovalofanInfrastructurePlanandrevisedSignificantFaunaSpeciesManagementPlanpriortoconstruction.
EPBCActwillregulateanypotentialimpactstoMNES
PredictedOutcomes:
Theproposedmineplansandlocationsofassociatedinfrastructureweredevelopedtooptimiseoperationalcostsandbalancetheneedtoavoidorlimittheimpacttopotentialsignificantfaunavalues.Otheractivemanagementmeasuresarealsoconsistentwithbestpracticeandstewardshipprinciples.
Afterapplicationofthedescribedmanagementandmitigationmeasures,theProposalisexpectedtoresultinthefollowingoutcomesinrelationtoterrestrialfauna:
TheProposalwillresultinthedisturbanceofapproximately300haofterrestrialfaunahabitat.TerrestrialfaunahabitatinthesurroundingarearemainsalmostcompletelyintactandthereforetheProposalisnotexpectedtohaveasignificanteffectontherepresentationofterrestrialfaunahabitatatalocalorregionallevel.ThisisinlinewiththeEPA’soriginalassessmentofthe2,135haofdisturbanceproposedforPIOPStage1,whereitwasconsideredthat‘developmentareaswithintheBlacksmithtenementwerenotessentialfortheon‐goingmaintenanceofanyconservationsignificantfaunaspecies’.NochangetotheaboveassessmentisanticipatedfromtheadditionalproposeddevelopmentareasoutsidetheBlacksmithtenement;
Breakaways/rockyridgelineshabitatasidentifiedbyGHD(2014)willnotbedisturbed(Figure9);
DisturbancewithingorgeshabitatoranypotentialsignificantNorthernQuollorPilbaraOlivePythonhabitatasdefinedbyEcoscape(2011band2012)isnotexpectedasthesehabitatswerenotidentifiedinproximitytoproposeddisturbanceareas(Figure9);
DrainagelinehabitatasdefinedbyGHD(2014)isrelativelywidespread(covers29%oftheGHDStudyArea)andextendsoutsideoftheExternalInfrastructureDevelopmentEnvelopeboundaries.Nevertheless,infrastructurewillgenerallybelocatedsuchthatdisturbancetodrainagelinesisminimised.Thiswilloccurprimarilyforengineeringreasons,as
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InherentImpact(withoutmitigation)Environmental
AspectMitigationActionstoaddressresidualimpacts
Proposedregulatorymechanismsfor
ensuringmitigationPredictedOutcomes
Thesehabitatsaregenerallywellconnectedbothlocallyandregionally(GHD,2014;Phoenix,2014);
105and74vertebratefaunaspecieswererecordedduringtheEcoscapeandGHDsurveysrespectively;
Ninespeciesofconservationsignificancewererecordedduringthesurveysfromdirectsightings,secondaryevidence,echolocationrecordingsandcameratraps.BasedonhabitatspresentintheStudyAreas,knowndistributionsandnearbyrecords,afurtherfiveconservationsignificantspeciesmaypotentiallyoccurintheStudyArea;and
Noshort‐rangeendemic(SRE)specieswereidentifiedasoccurringwithinorneartheEcoscapeStudyArea.SREspecieswerenotsurveyedbyGHDorPhoenix.
ThereareportionsoftheExternalInfrastructureDevelopmentEnvelopethatliewithinEcoscape’sdesktopfaunahabitatmapping(Ecoscape,2012;Appendix2)butoutsidetheecologicalfieldsurveyareas(Figure6)orweresubjecttoLevel1surveysonly(GHDStudyArea).TheseareaswerenotabletobesurveyedtoaLevel2standardduetotimeconstraints.Itwasinsteadpreferabletosurveyproposeddisturbanceareasatasuitabletimeofyear,priortoconstruction,andthereforethishasbeencommittedtointhisAPIDocument(thissection).
AreaspotentiallyimpactedbytheProposalarecurrentlythescopeofadesktopflora,vegetationandfaunasurveybeingconductedbyEcoscape.Thissurveyisfocussedonthepotentialforconservationsignificantspecieshabitat,andtheresultswillbemadeavailabletotheOEPApriortothecompletionoftheirassessment.
RelevantDesignConsiderations:
FMSinvestigatedseveralairportandaccommodationcampoptions,andthefinaltwooptionsweresurveyedbyGHD.Oneoftheoptions(thenorthoption)wasfoundtohavenumerousactiveWesternPebble‐moundMousemounds(Appendix2).Thisoptionwasnotpursued,andthesouthernoptionwaschosen,wherenoconservationsignificantfaunawereidentifiedduringtheGHDsurvey.FMShaveamendedtheiroriginalExternalInfrastructureDevelopmentEnvelopeboundarytoremovethenorthernairportoption.
FMShavereviewedtheirproposedroadalignmentsandcancommittocompleteavoidanceofBreakaways/rockyridgelineshabitatasidentifiedbyGHD(2014),andpotentialsignificantNorthernQuollandPilbaraOlivePythonhabitatasmappedbyEcoscape(2012)(Figure9).
InherentSignificantImpacts:
Directdisturbanceofupto300haofgeneralfaunahabitat;and Riskofdirectdisturbanceofpotentialconservationsignificantfaunahabitat,includingpotentialNorthernQuollandPilbaraOlivePythonhabitat.
assessedtoavoidtheseareasofhabitatwherepracticable,orminimisedisturbanceinareasthatcannotbeavoided;
Applyappropriatebuffersifnecessaryaroundanykeyconservationsignificantfaunahabitat(suchasNorthernQuollandPilbaraOlivePythondenning/shelterhabitat)identifiedduringthetargetedconservationsignificantfaunasurveys,basedontheconstructionoroperationalactivitiestobeundertaken(i.e.tominimiseindirectimpactsfromdust,noiseetc.);
ReviewandimplementtheFMSSignificantFaunaSpeciesManagementPlan(Ecoscape2011c;Appendix9)priortoconstruction.ThisplanwillbeupdatedwithinformationfromtheInfrastructurePlanaboutfinalhabitatdisturbancerequirementsaswellasspecificdesignandmanagementcontrolsforconservationsignificantfaunasuchas:o Pre‐clearingsurveystodeterminethelocationofdens/
burrows;o Translocationplans;o Clearingcampaignsandsignificantdevelopmentswithin
criticalconservationsignificantfaunadenning/shelterhabitatwillbescheduledtoavoidthebreedingseasonwherepossible;
o Rehabilitationofhabitat;ando ConductaprogramtomonitortheeffectsoftheRevised
Proposalonconservationsignificantfauna. IntheeventthatmonitoringsuggestssignificantadverseeffectsonlocalconservationsignificantfaunapopulationsasaresultoftheProposal,aframeworkwillbedevelopedinconsultationwithDPaWforfurtherinvestigations,managementandcontingencyactions.
fauna. FMSisreferringtheProposaltoDotEinparalleltothisAPIsubmission;
WCActmanagesunauthorisedimpactstospecieslistedunderthatAct;and
SeveralapprovalsrelatetothedesignoftheProposal,andwillensureitcomplieswithrelevantstandards.TheseincludeaMiningProposalandMineClosurePlan(MCP)tobesubmittedundertheMiningActforallproposedworks,andworksapprovalsandlicencesunderPartVoftheEPActforprescribedactivities.
surfacewatermanagementcontrolswillberequiredforanyinfrastructurelocatedwithinthesedrainagelinesortheirfloodplains;
Thelandsystemscontainingsuitablehabitatarealsowellrepresentedinthesurroundingarea(lessthan1%ofeachlandsystem’sregionalextentoccurswithintheStudyAreas)(Figure10).Itislikelythatconservationsignificantfaunahabitatoccursmorebroadlyintheseareas.Asanexample,alargeamountofpotentialNorthernQuollhabitatwasidentifiedbyGHD(2014)alongtherockyridgelinesandmesasimmediatelyoutsideoftheExternalInfrastructureDevelopmentEnvelope;
Basedontheabove,theProposalisnotexpectedtoaffecttheconservationstatusofanyconservationsignificantspecies;
ImpactstoSREspeciesarenotexpectedasnoSREspecieswerefoundwithinornearbytheEcoscapeStudyArea;and
IndirectimpactstoterrestrialfaunaarenotexpectedtobesignificantandwillbemanagedusingConstructionandOperationsEMPs.
DegreeofUncertainty:
Theuncertaintiesassociatedwiththepredictedoutcomesarenotexpectedtobesignificant.Thekeyuncertaintiesare:
TheProposalincludesareasoftheExternalInfrastructureDevelopmentEnvelopethatlieoutsidethefieldStudyAreas(thenorthernroads),orwerenotsubjecttoaLevel2survey(GHDandPhoenixStudyAreas).TheseareasweremappedusingdesktopinformationbyEcoscape(2012)andarecurrentlythescopeofafurtherdesktopflora,vegetationandfaunasurveybeingconductedbyEcoscape.Thissurveyisfocussedonthepotentialforconservationsignificantspecieshabitat,andtheresultswillbemadeavailabletotheOEPApriortothecompletionoftheirassessment.
AreastobedisturbedwithintheExternalInfrastructureDevelopmentEnvelopewillbesurveyedforthelikelihoodandpresenceofconservationsignificantfaunapriortoconstruction,withproposedclearingareasprovidedbytheInfrastructurePlan.Theproposedmitigationactions,keycharacteristicslimitsandconditionsareexpectedtoensurethatanyuncertaintydoesnotresultinchangestothepredictedimpacts.Thedegreeofuncertaintyforthepredictedoutcomesisthereforelow.
AlignmentwithEPAObjective:
GiventhatminimalimpactstoconservationsignificantfaunahabitatsareexpectedduringtheimplementationoftheProposal,asignificantresidualimpactisunlikelyforthisfactor.FMSexpectsthattheProposalcanbeimplementedtomeettheEPAobjectiveforthisfactor.
InlandWatersEnvironmentalQuality‐Tomaintainthequalityofgroundwaterandsurfacewater,sedimentandbiotasothattheenvironmentalvalues,bothecologicalandsocial,areprotected.
Context:
Policy
ThePIOPissituatedwithintheMillstreamWaterReserve,inaPriority2PDSWA.By‐lawscreatedundertheCountryAreasWaterSupplyAct1947enableDoWtoconsiderpotentiallycontaminatingactivitiesandlanduses,andtoinspectpremises(DoW,2010).
Relevantguidelinesinclude:
NationalWaterQualityManagementStrategy‐AustralianDrinkingWaterGuidelines6(NationalHealthandMedicalResearchCouncil&NaturalResourceManagementMinisterialCouncil(NHMRC&NRMMC),2011);
AustralianandNewZealandGuidelinesforFreshandMarineWaterQuality(ANZECCGuidelines)(AustralianandNewZealandEnvironmentandConservationCouncil,AgricultureandResourceManagementCouncilofAustraliaandNewZealand(ANZECC&ARMCANZ),2000);and
PowerStationandbulkfuelstorage;and
LeachatefromtheproposedTSFs.
Implementthefollowingindustrybest‐practicecontrols:
TheEMPswillcontaindetailedmanagementactions,monitoring,reporting,correctiveactionsandresponsibilitiesforinlandwatersenvironmentalquality,including:
StoreandmanagedieselinaccordancewithAS1940‐2004andWaterQualityProtectionNotes,andseekfurtheradvicefromDoWregardinghydrocarbonmanagementandstorageareadesign;
Managehydrocarbonspillsoccurringduringfieldoperations,e.g.bursthydraulichose,accordingtomanagementprocedurescoveringthereportingandclean‐upofspills;and
Installsedimentpondsatvariouslocationstocollectrunoffandallowsedimenttosettleout.
ThereplacementMSwillrestricttailingsstoragewithintheMineDevelopmentEnvelope;
DERwillrequireaworksapprovalandlicenceunderPartVoftheEPActfortheTSFs,PowerStationandBulkFuelStorageArea.DERareexpectedtoprimarilyfocusonthequalityoftailingsleachate,thecontainmentoffuel
PredictedOutcomes:
AppropriatemanagementofhydrocarbonsandhazardousmaterialsiswellunderstoodonminesitesandrequirementswillbeincludedintheProposalEMPs.DMPwillgenerallyregulatestorageandmanagementofhydrocarbonsandhazardousmaterialsaspartoftheirpowersundertheMiningActandDGAct.DoWcommentwillbesoughtgiventhelocationoftheProposalwithintheMillstreamWaterReserve;
SedimentanderosioncontrolswillalsobeincludedintheProposalEMPsandregulatedbyDMP.TheMiningProposaltobesubmittedtoDMPwillcontaincommitmentsregardingsedimentanderosioncontrols;
Nopermanentpitlakeswillremainatmineclosure,asallproposedminepitsabovethewatertable;
TheTSFpitvoidoptionminimisestherisksassociatedwithatypicalvalleyfill/embankmentdesign,whereanembankmentfailurecouldhavesignificantimpactsondownstreamsurfacewaterbodies;
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InherentImpact(withoutmitigation)Environmental
AspectMitigationActionstoaddressresidualimpacts
Proposedregulatorymechanismsfor
ensuringmitigationPredictedOutcomes
MillstreamWaterReserve–DrinkingWaterSourceProtectionPlanWestPilbaraWaterSupply(DoW,2010).
RelevantBaselineInformation
WorleyParsons(2012)undertookaGroundwaterImpactAssessmentonsamplesthatweretakenfromtheproductionboresatDelta,ChampionandEagledeposits.Thegroundwatertestresultsaresummarisedbelowandindicatethatthegroundwateronsiteisofpotableandfreshquality(WorleyParsons,2012c);and
Staticandkinetictestingwereundertakentodeterminethepotentialforacidand/ormetalliferousminedrainage.Thestatictestingestablishedthatallwasterocksampleswereneutraltoalkaline(i.e.pHof7to8),containednegligiblesulphides,andwereclassifiedasnon‐acid‐forming.Theresultsfromthekinetictestingindicatethatconcentrationsofminorelementsinleachateswereeitherbelow,orcloseto,therespectivedetectionlimits,andthatmetalliferousdrainageisunlikelytobeanissuerequiringmanagement.
RelevantDesignConsiderations:
UptothreeseparateTSFsareincludedaspartoftheProposal.TheTSFswillinitiallybelocatedwithinmined‐outpitsattheParagondeposit,andamined‐outpitattheDeltadepositmaybeusedifadditionalcapacityisrequired;
Theminepitsproposedfortailingsstoragewillnotbeminedbelowthewatertable;
GCA(2011)completedageochemicalcharacterisationandassessmentprogramforasingleprocesstailingssolidsamplefromthePIOP.ThepurposeoftheGCAprogramwastopredictpotentialenvironmentalrisksposedbythetailingsmaterialsduringminingandpost‐closure.Basedonthetestworkitwasconcludedthattheprocesstailingsshouldbegeochemicallybenign.Inessence,duetothestrongly‐weatheredandleachedstatusoftheoresinsitu,theprocesstailingswouldhave"nothing‐to‐give",hydrogeochemically,astheywouldbesubjectedtoslow'residualweathering'undertheepisodic,pulsedrainfall‐regimeofthePilbara’(RGS,2014);
RGS(2014)undertookanindependentthirdpartyreviewoftheGCA(2011)reportandfoundthatthestaticandkineticgeochemicalcharacterisationandassessmentoftheprocesswastetailingswasgenerally‘fitforpurpose’.RGSwassatisfiedthatthesampling,testingandassessmentoftailingsmaterialsalignedwithAustralianandinternationallyrecognisedpractices(RGS,2014);
RGS(2014)howeverstatedthatitwasnotclearfromtheGCA(2011)reportwhetherthecompositesamplesoforematerialsusedtogeneratethesingletailingssolidssampleprovideareasonablerepresentationofthetailingssolidslikelytobegenerated.Toalleviatetheseconcerns,GraemeMcDonald(FMSGeologist)preparedareport(McDonald,2015;Appendix4)thatdemonstratesthatthereisahighdegreeofhomogeneitybetweenPIOPdeposits.ThefollowingtextistakendirectlyfromMcDonald(2015):o Geochemicaldatafromtheresourcemodelsdemonstratedthatthereare
similaritiesbetweenthedifferentgeologicalunitsfromonedeposittoanotheracrossarangeofmajorelements;
o Metallurgicalresultsshowthatdifferentunitsfromdifferentdepositsbehaveinasimilarfashionduringbeneficiationtrials;and
o AnumberofexamplesfromdifferentsourcesdemonstrateahighdegreeofhomogeneitybetweenPIOPdeposits.Thisconclusioncouldbeappliedtooreandwastelithologiesalike.ThissupportstheassumptionsmadebyGCAinundertakingtogeochemicallycharacterisetheproposedwasterockandtailingsofthePIOP.
Rockcontainingasulphurcontentofmorethan0.3%willnotbeminedasitislocatedbelowthebaseoftheminepits.
InherentSignificantImpacts:
Groundwatercontamination(ofparticularinterestgiventhePIOPlieswithintheboundariesofaPriority2PDWSA);and
Contaminationofsurfacewaters.
ImplementthefollowingadditionalProposal‐specificcontrols:
Design,constructandoperatetheTSFsinaccordancewiththeGuidelinesforSafeDesignandOperatingStandardsforTailingsStorage(DMP,1999),TSFsinWA–CodeofPractice(DMP,2013)andANCOLD(2012)requirements;
Developandimplementagroundwatermonitoringprogram.Baselinegroundwatermonitoringwillbeconductedforaminimumof12monthspriortotailingsdisposalateachTSF(twoyearswillbethetarget).AseriesofgroundwatermonitoringboreswillalsobedevelopedinconsultationwithDoWandDMPtoenableroutinemonitoringofgroundwaterupstreamanddownstreamoftheTSFs.MonitoringresultswillbeassessedtoidentifyiftheTSFhasledtoelevatedcontaminantlevels;
Conductadditionalleachatetestingoftailingssamplespriortotailingsdeposition.FMSiscurrentlyinconsultationwithDoWregardingthenumberofsamplestheywouldliketobetested;
TestsamplesoftailingsreturnwateronaregularbasistoensuretailingswithelevatedcontaminatedlevelsarenotbeingplacedwithintheTSFs;and
Equiptailingspipelineswithpressuresensors(oranequivalentsystem)todetectchangesinpressurethatcouldindicatepipelineleakageorrupture.
andanyassociatedimpacts;
AMiningProposalandMCPwillberequiredtobeapprovedbyDMPundertheMiningActpriortoconstruction.TheMiningProposalwillassessthedesignofTSFs,watercoursecrossingsandsurfacewatersettlementstructures.Thisassessmentwillensurethatsurfacewaterstructuresdonotresultinexcessturbidityorincreasesinflowrates(whichmayleadtoscouring).TheMCPwilldetailmeasurestoreinstategroundwaterandsurfacewaterprocessesatclosure,andwillberevisedandre‐assessedbyDMPatleasteverythreeyears.DMPmayreferthesedocumentstoDoWforcommentifrequired;and
ALicenceundertheDangerousGoodsSafetyAct2004(DGAct)willberequiredforthestorageofanylargevolumesoffuelorotherhazardousmaterials.
Characterisationoftailingsandwasterockhasbeenconducted(describedindetailinAppendix4)whichconcludedthatthetailingsandwasterockdidnotposeacontaminantrisktogroundwaterorsurfacewaters.TestingoftheleachateshowedthatitdidnotcontaincontaminantsatconcentrationsabovetheAustralianDrinkingWaterGuidelines(NHMRC&NRMMC,2011)orANZECCGuidelines(ANZECC&ARMCANZ,2000)(GCA,2011).FMShascommittedtoadditionalleachatetestingtofurtherverifytheseresults.FMShasalsocommittedtomonitoringgroundwaterqualityupstreamanddownstreamoftheTSFs(includingaminimum12monthsofbaselinemonitoring)whichwillallowFMStodetermineifthetailingsisresultinginelevatedcontaminantsdownstreamoftheTSFs.DoW,DMPandDERhaveallbeenconsultedregardingtheproposedTSFsandhaveprovidedthefollowingcomments(providedinAppendix6):o DoW–concernedwiththesinglesample,haverequestedseveral
additionalcommitmentsinthisAPIDocument(includedinthistable);o DMP–agreethatFMShaveadoptedanappropriateapproachtothe
issueofmaterialcharacterisation;ando DER–statedthattheTSFsarelikelytorequireapprovalunderPartV
oftheEPAct,andthetailingswastecharacterisationinformationwouldneedtobeconsideredalongsideotherwastestreamsattheWorksApprovalstage.
Whileunexpected,ifmonitoringshowsthatgroundwaterisbeingcontaminatedasaresultoftheTSFs,severalcontingencyoptionsareavailable.Thesecouldinclude:o AnewlinedTSF;o Reconfiguringoftheoreprocessingmethodstoadryprocess;oro Dewateringoftailingstocreateamaterialthatcanbestackedinto
WRLs. Basedontheabove,itisexpectedthattheTSFswillnotresultinsignificantimpactstothisfactor.
DegreeofUncertainty:
RGS(2014)completedathird‐partyreviewoftheGCAtailingsreport(2011)andstatedthatitwasnotclearwhetherthecompositesamplesoforematerialsusedtogeneratethesingletailingssolidssampleprovideareasonablerepresentationofthetailingssolidslikelytobegeneratedbytheProposal.Toalleviatetheseconcerns,GraemeMcDonald(FMSGeologist)preparedareport(McDonald,2015;Appendix4)thatdemonstratesthatthereisahighdegreeofhomogeneitybetweenthedepositsatthePIOP.ThisassessmenthasbeenacceptedbyDMP,DoWandDER(althoughDoWhaverequestedadditionalsamplebetestedtoconfirmfurther),thereforeitisexpectedthatthereislowuncertaintyassociatedwiththisissue.
AlignmentwithEPAObjective:
GiventhatminimalimpactstoinlandwatersenvironmentalqualityareexpectedduringtheimplementationoftheProposal,theProposalisunlikelytohaveasignificantresidualimpactforthisfactor.FMSexpectsthattheProposalcanbeimplementedtomeettheEPAobjectiveforthisfactor.
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InherentImpact(withoutmitigation)Environmental
AspectMitigationActionstoaddressresidualimpacts
Proposedregulatorymechanismsfor
ensuringmitigationPredictedOutcomes
IntegratingFactor(Offsets)‐Tocounterbalanceanysignificantresidualenvironmentalimpactsoruncertaintythroughtheapplicationofoffsets.
Context:
Policy
WAEnvironmentalOffsetsGuidelines(GovernmentofWA,2014); EnvironmentalProtectionBulletinNo.1–EnvironmentalOffsets–Biodiversity(EPA,2014);and
WAEnvironmentalOffsetsPolicy(GovernmentofWA,2011)
RelevantBaselineInformation
Morethan98%ofthevegetationmappedwithinintheStudyAreawasfoundtobeinGoodtoExcellentcondition(burntareaswereexcludedfromthiscalculation).Areasthatweremappedinlesserconditionhadbeenimpactedbycattlegrazing,primarilywithindrainagelines(GHD,2014);
TheProposalislocatedcompletelywithintheHamersleysub‐regionofthePilbarabiogeographicregionasdefinedintheIBRA(DotE,2011);
NoPECs,TECsorTFrecordedwithinorclosetotheDisturbanceEnvelope; ThreeP3andtwoP4PFspeciesfound;and Ninefaunaspeciesofconservationsignificancewererecordedduringthesurveys.
RelevantDesignConsiderations:
Upto300haofdisturbancewillberequired;and AconservativeestimateisthatalldisturbancewilloccurwithinareasofGoodtoExcellentqualityvegetation.
InherentSignificantImpacts:
DirectlossofmostlyGoodtoExcellentconditionvegetation; Directlossofconservationsignificantfaunahabitat; DirectlossofPFspecies;and Potentialindirectimpactsasaresultofnoise,dust,weeds,fire,alterationsofgroundwaterlevelsandsurfacewaterflowcharacteristics.
Grounddisturbance,predominantlyduringtheconstructionphase.
TheProposaldesignhas,andwillcontinueto,avoidandminimiseclearingofhighervalueenvironmentalfeatureswherepracticable;
Developtheproposedminepitsandlocationsofassociatedinfrastructuretooptimiseoperationalcostswhilebeingsensitivetotheneedtoavoidorlimittheimpacttopotentialsignificantenvironmentalvaluesduetodirectandindirectimpacts;
DevelopanInfrastructurePlanandsubmittoOEPAforapprovalpriortothecommencementofconstruction.TheInfrastructurePlanwillfinalisetherequireddisturbancetokeyenvironmentalfeatures,andwillincludetheresultsofpre‐clearingsurveys;
Offsettheclearingofconservationsignificantfaunahabitatandupto300haofGoodtoExcellentconditionvegetation,basedontheresultsoftheInfrastructurePlan;
AnImpactReconciliationProcedureisrequiredbyCondition7‐3ofMS924andasimilarconditionisexpectedtobeincludedinthereplacementMS.TheImpactReconciliationProcedurewill:o Includedetailsofamethodologytoidentifyclearing;o Includeamethodologyforcalculatingtheamountof
clearingundertakenduringeachbiennialtimeperiod;ando Statethatthebiennialtimeperiodcommencesonthefirst
dayofMarchpriortocommencinggrounddisturbanceandthattheduedateforsubmittingtheresultsoftheProcedureforapprovaloftheCEOas31Marchtwoyearsaftercommencementofthebiennialtimeperiod.
ThereplacementMSisexpectedtorequirethatoffsetpaymentsbepaid,basedontheactualclearingwithintheHamersleysubregionofthePilbaraIBRA;and
TheDotEmayalsorequireoffsetsundertheEPBCActhowevertheseareexpectedtoalignwiththoseappliedbytheEPA.
PredictedOutcomes:
OffsetsareproposedtocounterbalancethesignificantresidualenvironmentalimpactsoruncertaintyassociatedwiththeProposal,specificallythedisturbanceof300haofGoodtoExcellentconditionvegetation.
AlignmentwithEPAObjective:
GiventhatanoffsetisproposeditisexpectedthattheProposalwillmeettheEPAObjective.
IntegratingFactor(RehabilitationandClosure)‐Toensurethatpremisesareclosed,decommissionedandrehabilitatedinanecologicallysustainablemanner,consistentwithagreedoutcomesandlanduses,andwithoutunacceptableliabilitytotheState.
Context:
Policy
GuidelinesforPreparingMCPs(DMPandEPA,2011); GuidancefortheAssessmentofEnvironmentalFactorsNo.6–RehabilitationofTerrestrialEcosystems(EPA,2006);
StrategicFrameworkforMineClosure(AustralianandNewZealandMineralsandEnergyCouncilandtheMineralsCouncilofAustralia,2000);
MineClosureGuidelinesforMineralOperationsinWA(ChamberofMineralsandEnergyWAInc.1999);and
PilbaraWaterinMiningGuideline(DoW,2009).
RelevantBaselineInformation
Morethan98%ofthevegetationmappedwithinintheStudyAreawasfoundtobeGoodtoExcellentcondition(burntareaswereexcludedfromthiscalculation);
Areasthatweremappedinlesserconditionhadbeenimpactedbycattlegrazing,primarilywithindrainagelines(GHD,2014);and
TheProposalislocatedcompletelywithintheHamersleysub‐regionofthePilbarabiogeographicregionasdefinedintheIBRA(DotE,2011).
RelevantDesignConsiderations:
Upto300haofdisturbancewillberequiredduringconstruction.AconservativeestimateisthattheproposeddisturbancewilloccurwithinareasofGoodtoExcellentqualityvegetation;
70haofminingattheParagondepositisproposed,allofwhichwilloccurabovethewatertable;
TheareasoftheProposalthatareofmostrelevancetorehabilitationandclosureareminepits,clearedareas,theWRL,hydrocarbonstorageareasandtheTSFs.
ComplywiththerequirementsoftheContaminatedSitesAct2003(CSAct)ifcontaminationoccurs;
DeveloptheWRLsuchthattheouterslopesareshallowenoughtoallowsuccessfulrehabilitation;
Dismantleallinfrastructureandremovefromsite,orburyitonsite(ifnocontaminationriskexists);
Striptopsoilandstoreitonsiteforrehabilitation.Topsoilistobestoredfortheshortesttimeperiodpossibletomaintainviabilityoftheseedbankandsoilfertility;
Developandimplementmanagementproceduresfortherecovery,storageandutilisationoftopsoil;
Inspectsoilstockpilesregularlyforevidenceoferosionandweedsandremediateaccordingly;
UndertakeprogressiverehabilitationthroughoutthelifeoftheProposal;
CapthefinalsurfaceoftheTSFswithwasterockandallowtosettlepriortorehabilitation;
DevelopaMCPwhichwillcomplywiththeGuidelinesforPreparingMCPs(DMP&EPA,2010)andsubmittoDMPpriortoconstructionoftheProposal.TheMCPwillbeupdatedasnewinformationbecomesavailable,andwillbere‐submittedtoDMPatleasteverythreeyearsforassessment.Post‐closuredrainageplanningwillbeincorporatedintotheMCP;
DevelopaRehabilitationProcedureinaccordancewithEPAGuidanceStatementNo.6RehabilitationofTerrestrialEcosystems(EPA,2006),whichsetsoutthegeneral
ThekeycharacteristicsoftheRevisedProposalareexpectedtoretainthecurrentstatementthatminepitsaretobebackfilledifrequiredsothatthefinalsurfacelevelsofallminepitsareatahigherelevationthanthepredictedpostdevelopmentgroundwaterlevelstopreventtheformationofpitlakes;
TheCSActwillmanageanypotentialcontaminationresultingfromhydrocarbonorchemicalspillswithinstorageareas;and
TheMiningActapprovalprocesseswillrequirethesubmissionofaMCP
PredictedOutcomes:
TheneedtoregulatetherehabilitationandclosureofminingoperationshasledtotherequirementundertheMiningActforproponentstodevelopMCP’sforeachminesite.ThisrequirementhasallowedDMPtotakealeadroleintheregulationofrehabilitationandclosureforminingprojects.TheproponentwillberequiredtosubmitaMCPtoDMPpriortoconstruction,andFMSwillcontinuetoliaisewithDMPoverthelifeoftheProposal;
TheProposalwillnotresultintheformationofpitlakes,tailingswillbecontainedwithinminepitswhichminimisestheriskofbreaches,andonlyasmallWRLisrequiredforthisProposal.Minepitsarealllocatedintheupperreachesofthecatchmentswhichmeansthatimpactstodownstreamwatercourseswillbeminimal.
WiththeexceptionoftheTSFs,theProposaldoesnotraiseanyclosureissuesthataredifferenttothoseassessedforthePIOPStage1approvedunderMS924.Asdiscussedearlierinthistable,testingofthetailingsandleachatedemonstratedthatthematerialisunlikelytobeacontaminationrisk.
AlignmentwithEPAObjective:
Basedontheabove,rehabilitationandclosureisexpectedtobeabletobeappropriatelymanagedandregulatedunderalternativelegislation.TheProposalcanthereforemeettheEPAobjective.
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InherentImpact(withoutmitigation)Environmental
AspectMitigationActionstoaddressresidualimpacts
Proposedregulatorymechanismsfor
ensuringmitigationPredictedOutcomes
AnadditionalWRLwillbedevelopedtoservicethenewParagonminepit.AsmostofthewasterockfromParagonwillbeusedforconstruction,thisWRLwillberelativelysmallinsize,coveringanareaofapproximately15ha;and
TSFswillbelocatedinoneormoremined‐outpitsattheParagondeposit,withaninitialpitintheDeltadepositbeingusedifrequired.
InherentSignificantImpacts:
Contaminationofsoilsand/orwaters; Surfacewaterandgroundwaterregimesarenotsuitablyreinstated; Disturbedlandmaynotrecovertobecomeaself‐sustainingecosystem; Finallandformslopesandsurfacesmaynotbesuitableforrehabilitation; Contamination(i.e.fromhydrocarbonstorageareas,TSFs,WRLetc.); Lackofreinstatementofpre‐mininggroundwaterregimes; Increasederosionassociatedwithunstablestructures; Introductionand/orspreadofweeds;and Increaseddustemissions.
expectationsaboutre‐establishingbiodiversityvalueswhereasiteistoberehabilitatedbacktonativevegetation;
ConductaMineClosureRiskAssessmenttoensurekeyrisksareidentifiedandmitigatedaspartofthemineplanningandmineclosureplanningprocess.TheriskassessmentwillconsiderrelevantstandardsandguidelinesincludingRiskManagement–PrinciplesandGuidelines(AS/NZSISO31000:2009)andEnvironmentalRiskManagement–PrinciplesandProcess(HB203:2006).KeyareastobeaddressedintheMineClosureRiskAssessmentwillbestakeholderconsultation,managementofpits,designandconstructionoflandforms,managementofsurfaceandgroundwater,acidand/ormetalliferousdrainageandre‐establishmentofvegetation;
FollowingtheMineClosureRiskAssessment,developandincorporateobjectivesandactionsintotheRehabilitationProcedure,MCPandEMPs,asappropriate,toensurekeyrisksaremitigatedthroughtheimplementationofpracticableactionplansforrehabilitationandclosure;
Rehabilitatelandbacktonativevegetation; ConsiderfurthergeneralinformationonminerehabilitationcontainedintheAustralian“leadingpractice”handbookMineRehabilitation:LeadingPracticeSustainableDevelopmentProgramfortheMiningIndustry(DepartmentofResources,EnergyandTourism,2011);and
ConsultwithstakeholdersandengagewithrelevantregulatorsthroughoutthelifeoftheProposaltoidentifyandrefineclosureissues,appropriatecompletionobjectivesandcriteria.
priortoconstructionoftheProposal.TheMCPwilldetailtheclosureplansforallitemsthatwereincludedineachMiningProposal.TheMCPwillbeupdatedandre‐submittedeitherwithanynewMiningProposal,oreverythreeyears,whicheveroccursfirst.
M47/1451(Blacksmith)
Proposed Airstrip
Proposed Mine Village
Waste Rock Mine Pit
Proposed MEM Workshop
Comms Tower Access Road
Southern Road
Proposed Plant
Mine Pit
Northern Road
Proposed Haul Road
Proposed ROM Pad
Proposed Ore Conveyor
7,560,000 mN
7,540,000 mN
7,550,000 mN
540,000 mE 550,000 mE
550,000 mE540,000 mE
7,56
0,00
0 m
N530,000 mE
7,55
0,00
0 m
N
530,000 mE
7,54
0,00
0 m
N Author:Drafted:Date:File No:
Projection:Scale:
Datum:MGA Zone 50GDA94
Ecoscape, GHD and PhoenixFlora and Fauna Study Areas
1:95,000 at A3
PILBARA_396.wor
Figure 6
A.Bonner
WESTERN AUSTRALIA
G.Edwards (Preston Cons.)
PILBARA IRON OREPROJECT
19 03 2015
PIOP Mine Development Envelope - MS924
PIOP Mine Development Envelope - Revisions
PIOP External Infrastructure Development Envelope
PIOP Project Area
Indicative Infrastructure
Mine Pit
Waste Dump
Haul Road
Legend
Flora and Fauna Study AreasEcoscape (flora and fauna)
Ecoscape (Desktop fauna habitat)
GHD (flora and fauna)
Phoenix (fauna only)
1 km0
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7 OTHERENVIRONMENTALFACTORS
FMShas assessed the potential impacts of theProposal on the various environmental factorslistedinEAG8:forEnvironmentalFactorsandObjectives(EPA2013).ThisAPIDocumentfocusesontheenvironmentalfactorsthataredeemedtobe‘key’factors,thosewiththepotentialtobesignificantlyimpactedandcouldnotbeappropriatelymanagedunderotherexistinglegislation.Potential impacts to these key factors are described in detail in Section 6 and assessedusingrelevantstudiesspecifictotheProposal.
The‘other’environmentalfactorshavebeenconsideredbyFMSandduetothelowlevelofimpact,applicationofindustrystandardcontrolsandotherregulatorymechanisms,thesefactorsarenotexpectedtoberequiredtobeassessedindetailbytheEPA.Table9providestherelevantEIAinformationfor‘other’environmentalfactorstoensuretheEPAhasahighdegreeofconfidencethat the potential impacts are not significant and are manageable under standard industrycontrolsandotherregulatorymechanisms.FMSunderstandstheimportanceofcompliancewiththerelevantstatutesthatwillbeusedtomanagetheseenvironmentalfactors.
Toensurethattheassessmentsareasconciseaspossible,thefollowingsectionsonlycontainthebaselineenvironmentalinformationthatwasdeemedtoberelevanttoeachfactor.Fordetailedinformationofbroaderexistingenvironmental information(i.e.geology,climateandweather),pleaserefertothebiologicalsurveyreportsattachedinAppendix1and2.
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Table9:Environmentalassessment–otherenvironmentalfactors
Potentialimpact(withoutmitigation) Aspect MitigationActionstoaddressresidualimpacts Proposedmechanismforensuringmitigation
Landforms–Tomaintainthevariety,integrity,ecologicalfunctionsandenvironmentalvaluesoflandformsandsoils.
Context:
TheProposalislocatedinaregionoftallrangesintersectedbydrainagechannelsandistypicaloftheHamersleyRangesingeology(Ecoscape,2011a);
Thesiteelevationsrangebetween500mand900maboveAustralianHeightdatum(AHD)(WorleyParsons,2012a);and
Therangesaredefinedbynearverticalscarps,ranginginelevationfrom650–680mAHD,withthevalleyfloorslocatedat450–550mAHD.
RelevantDesignConsiderations:
OneWRLisincludedintheProposal(15ha).
InherentSignificantImpacts:
Alterationoflandscape,creatingdeepervalleysattheParagondeposit(althoughthiswillbeoffsetbythedepositionoftailings),andanewWRL;
Alterationsoffinalsurfacewaterregimens; Disturbanceofsoilprofilesandlandforms; Erosionresultingfromunstablelandforms;and Poorrehabilitationsuccessonlandformsurfaces.
DevelopmentofWRL;and
Excavationofminepits.
Striptopsoilandstoreitonsiteforrehabilitation.Topsoilistobestoredfortheshortesttimeperiodpossibletomaintainviabilityoftheseedbankandsoilfertility;
CapthefinalsurfaceoftheTSFswithwasterockandallowtosettlepriortorehabilitation; DeveloptheWRLsuchthattheouterslopesareshallowenoughtoallowsuccessfulrehabilitation; Developlandformssotheyhavesimilarcharacteristicstosurroundinglandforms; Developlandformssuchthatnaturalsurfacewaterregimesaremaintainedwherepracticable; Designfinallandformssuchthatarelong‐term,safe,stableandnon‐pollutingwithaself‐sustainingandresilientvegetativecovercomparabletoanaloguesites,followingdecommissioningandclosure,asverifiedbyDMP;
Rehabilitatefinallandformstominimiseerosion;and Implementsurfacewatercontrolsonthelandformsurfacestopromoteinfiltrationandintegrationwithsurroundingflowsystems,inconsultationwithDMP.
TheMiningProposalandMCPapprovalprocessesundertheMiningActwillconsiderdesign,development,rehabilitationandclosureofthemineandlandforms.
SubterraneanFauna–Tomaintainrepresentation,diversity,viabilityandecologicalfunctionatthespecies,populationandassemblagelevel.
Context:
Policy
EAG12–ConsiderationofsubterraneanfaunainEIAinWA;and SurveyswerecompletedinaccordancewiththenowwithdrawnEPAGuidanceStatement54a.FMSconsidersthatthesurveymethodsaresuitabletoallowappropriateEIAtooccur.
RelevantInformation(informationbelowfromBennelongiaPtyLtd,2012;Appendix2):
Largeproportionsofsubterraneanfaunawereonlyfoundwithintheminepitshoweveritispredictedthattherangesofthesespeciesaremuchlarger.Thisisduetothesamplinglocationsbeingwithinpotentialeconomicoreareas.Somespecieswereonlyfoundinlownumbers,whichalsorestrictspredictionsofhabitatrange.TheParagondepositwasnotsampledforsubterraneanfaunaduringtheBennelongiaPtyLtdsurvey.
Troglofauna:
94%oftheBlacksmithtenementisconsideredtobetroglofaunahabitat,includingtheproposedminepitsattheParagondeposit;
66speciesof19ordersrepresentsarichtroglofaunacommunityforthePilbararegion; 22specieswererecordedonlywithintheBlackjack,Champion,DeltaandEagleminepits; Withtheexceptionofdipluransanddipterans,alltroglofaunaspeciesshowedclearpreferenceforvalleyedgesandfootslopesratherthanvalleys.Itisalsopredictedthathabitatextendsontoridgesbetweendeposits;and
TheParagonminepitsdonotrepresentisolatedtroglofaunahabitatsbasedonevidencederivedfromhabitatcharacterisation.ThisisdemonstratedinFigure6ofBennelongiaPtyLtd,2012.
Stygofauna:
2,755ha(25%)oftheBlacksmithtenementissaturatedandconsideredtobesuitablestygofaunahabitat;
34speciesof10higherlevelgroupsrepresentsamoderatelyrichstygofaunacommunity; HabitatcharacterisationprovidesgoodevidencethatunderlyingaquifersandstygofaunahabitatarepartofthewidergroundwatersystemsoftheCaliwinginaandWeelumurraCreeks(Figure11).Thisissupportedbydatathatshowsspeciesarewidelydistributedbetweencatchments;
EightspeciesweresharedbetweentheAjaxandDelta(themostwesternandeastern)deposits,indicatingthatthereisgoodhabitatconnectivitythroughthesurveyarea;
Sevenspecies(21%oftotal)havenotbeenrecordedoutsidetheBlacksmithtenement,howeveritislikelythatmost,ifnotallofthemoccurmorewidelyintheCaliwinginaandWeelumurracatchments;and
MiningoftheParagondeposit(70ha);and
Watersupplyabstraction.Theadditional2GL/yrabstractionisexpectedtoresultinadeeperandsteeperdrawdownaroundthedewateringbores,howevertheextentofthedrawdownislikelytobereducedfromwhatwasapprovedunderMS924,duetothereducedminelife.
Noadditionalmitigationactionsareproposed.Onlyanadditional4%ofpotentialtroglofaunahabitatwillbedisturbedinadditiontothatapprovedunderMS924,andtherevisedgroundwaterabstractionplanswillresultinasmallerareaofimpacttostygofaunahabitatthanwhatwasapprovedunderMS924(althoughtheverticalimpactwillbegreaterclosetothedewateringbores).StudiesalsodeterminedthattherewasgoodevidencethatsubterraneanfaunahabitatpotentiallyimpactedbytheProposaliswellconnectedtosurroundinghabitats(BennelongiaPtyLtd,2012).TheProposalisthereforeunlikelytoresultinsignificantadditionalimpactstothosealreadyapprovedunderMS924.
ExistingMS924conditions(thatwillbetransferredtothereplacementMS)andthemitigationactionsproposedfortheHydrologicalProcessesfactorbelowwillallowresidualimpactstobeminimised.
ThereplacementMSisexpectedtocontainconditionsordetailsinthekeycharacteristicstableregardingwaterabstractionandmininglimits;and
A5CLicenceissuedbyDoWundertheRIWIActwillmanagegroundwaterabstraction.
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Potentialimpact(withoutmitigation) Aspect MitigationActionstoaddressresidualimpactsProposedmechanismforensuringmitigation
StygofaunaspeciesdistributiondisplayedlittlerecognitionofthesurfacewaterboundariesoftheCaliwinginaandWeelumurracatchments,whichsuggeststhatthesecatchmentssharegroundwaterandthereforethereishabitatconnectionbetweentheChampionandDeltadeposits.
RelevantDesignConsiderations:
TheProposalincludesminingattheParagondepositonly,whichwilloccurabovethewatertableandwillnotrequiredewatering;and
2GL/yrofgroundwaterwillberequiredtobeabstracted.Thisisinadditiontothe4GL/yrapprovedforPIOPStage1underMS924.
InherentSignificantImpacts:
Directlossof70haofpotentialtroglofaunahabitat;and Steepeningofwatertabledrawdownarounddewateringboresresultinginalossofstygofaunahabitatinaverticaldirection.Overallhowevertheextentofthelossofhabitatwillbereducedduetotheshorterminelife(drawdownaffectsasmallerportionoftheaquifer).
TerrestrialEnvironmentalQuality‐Tomaintainthequalityoflandandsoilssothattheenvironmentalvalues,bothecologicalandsocial,areprotected.
Context:
ThemajorityofvegetationwithintheDevelopmentEnvelopesremaininGoodtoExcellentcondition,supportingaviewthatthequalityofthelandandsoilsisgood.Therewasevidenceofgrazingtothevalleyfloorsandwasmostobviousthroughthevalleyfloorandriparianareasinthewesternportionofthestudyarea.NoareasofpotentialcontaminationarelocatedinproximitytotheDevelopmentEnvelopes.
InherentSignificantImpacts:
Disturbanceofsoilprofilesandlandforms; Localisedcontaminationofsoil,groundwaterand/orsurfacewaterandsubsequentimpactsonsurroundingecosystems.
Generationanddisposalofwasteincluding:
Generaldomesticwastesuchaspaper,cardboards,someplasticsandfoodscraps;
Industrialwastes(e.g.pallets,packaging,scrapmetalsandtyres);
Hazardouswastessuchashydrocarbonsandcontaminatedmaterial;
Sewagefromaccommodationcamps;and
Wasterockandtailingsfromminingactivities.
AdoptthewastemanagementhierarchyasabasicprinciplefortheProposal;avoid,reduce,reuse,recycle,recover,treat,dispose;
Includethefollowingintrainingandawarenessprograms:o Requirementsforapplicationofthewastemanagementhierarchy;o Thelocationandoperation(i.e.wastesegregation)ofwastedisposalreceptacles;ando Requirementswithregardstolitteringandmaintainingatidyworkplace.
Provideadequatewastestoragereceptacleswhichfacilitatetheseparationofmaterials,wherepossible(e.g.recycling,reuse,return,disposal,etc.);
Providesignageonbinsindicatingthespecificmaterialstobedisposedwithinthedifferentbins; Locatewastestoragereceptaclesatsuitablelocationsneartowastegeneratingactivitiesandappropriatelylabelled;
Appropriatelysecurewastestoragereceptaclesinordertopreventtheuncontrolledreleaseofwaste(i.e.windblown,leaks,etc.);
ObtainworksapprovalandlicenceunderPartVoftheEPActforallprescribedactivities,includingTSF,powerstation,bulkfuelstorageandwastewatertreatmentplant;
SegregatewasteandremovefromsiteviaanauthorisedwastecontractoranddisposeofatanoffsitelandfilllicensedunderPartVoftheEPAct;
StorehydrocarbonsandchemicalsinaccordancewithDangerousGoodsSafety(StorageandHandlingforNon‐explosives)Regulations2007andAS1940:StorageandHandlingofFlammableandCombustibleLiquids;
ConstructfuelstoragetanksinaccordancewithAS1940‐2004(StorageandHandlingofFlammableandCombustibleLiquids);
Equipre‐fuellingbaysatbulkfuelstoragefacilitieswithconcreteapronsorequivalentlining; Ensurespillclean‐upmaterialisreadilyavailableatworksitesandonmobileservicetrucksofvehicles,wherehydrocarbonsandchemicalsarestoredand/orused;
Cleanupanyspillorleakagewiththecontaminatedsoilandrecoveryagentbeingdisposedofatalicensedoffsitelandfillfacility;
Developandimplementaspillresponseprocedurepriortoconstruction; IrrigatesewagetolandincompliancewithworksapprovalandlicenceconditionsunderPartVoftheEPAct;and
StockpilewasterockinaWRL,anddeposittailingsindesignatedTSFs.
DERisabletoprosecuteproponentsforabreachoftheLitterAct1979,EnvironmentalProtectionregulations,orpollutionimpactsviathegeneralprovisionsoftheEPAct(i.e.forseriousenvironmentalharm)ortheEnvironmentalProtection(UnauthorisedDischarges)Regulations2004(i.e.forunauthorisedpollution);
DERwillmanagecontaminatedsitesviatheCSActandtheContaminatedSitesRegulations2006;
DERwillmanagethedischargeoftreatedsewagetoland,thestorageofhydrocarbonsattheBulkFuelStorageAreaandPowerStation,andthedisposaloftailingstotheTSFsviaWorksApprovalsandaLicenceissuedunderPartVoftheEPAct;and
DMPmanagesthestorageandhandlingofdangerousgoodsviatheDGActandtheDangerousGoodsSafety(StorageandHandlingforNon‐explosives)Regulations2007.
HydrologicalProcesses–Tomaintainthehydrologicalregimesofgroundwaterandsurfacewatersothatexistingandpotentialuses,includingecosystemmaintenance,areprotected.
Context:
Policy
TheProposalislocatedwithinthePilbaraGroundwaterAreaandwithintheMillstreamPriority2PDWSA,whichisagazettedwaterreserveundertheRIWIAct.DevelopmentandgroundwaterusewithintheMillstreamPDWSAissubjecttotheMillstreamWaterReserveDrinkingWaterSourceProtectionPlan(DoW,2010);
Anabstractionof4GL/yrwasapprovedunderMS924forPIOPStage1;
Groundwaterabstractionactivities.
Implementthefollowingindustrybest‐practicecontrols:
ProposalEMPswillcontaindetailedmanagementactions,monitoring,reporting,correctiveactionsandresponsibilitiesforhydrologicalprocesses.Keymanagementactionswillinclude:
Integratemineplanninganddewateringactivitieswiththeoverallsitewaterbalancetominimiseimpacts;and
OperategroundwaterabstractionboresinaccordancewithDoWlicenceconditions.
ImplementthefollowingadditionalProposal‐specificcontrols:
ComplywithexistingconditionsinMS924,whichareexpectedtobetransferredtothereplacementMS; LiaisewithDoWandobtaina5CLicenceforgroundwaterabstractionactivities;
ThereplacementMSisexpectedtoregulateimpactstohydrologicalprocesses,eithervialimitsinthekeycharacteristictableorviaconditions,includingthefollowingrequirements:o 6GL/yrgroundwater
abstractionlimit;and
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Potentialimpact(withoutmitigation) Aspect MitigationActionstoaddressresidualimpactsProposedmechanismforensuringmitigation
A5CLicenceapplicationhasbeensubmittedtoDoWfortheaboveabstractionandFMShasbeennotifiedofDoW’sintentiontograntthe5CLicencependingthereceiptofanapprovedMiningProposal;and
TheEPA’sassessment(EPA,2012c)determinedthat:o ADoWlicencewouldberequiredforgroundwaterabstractionand‘theDoWisbest‐
placedtomanagethedisposalofsurplusdewaterintooff‐tenementaquifersinaccordancewithitspoliciesandlegislativerequirements’;
o Thepotentialforacidand/ormetalliferousdrainagetooccurislow;ando ManagementofsurfacewatercanbeadequatelyregulatedbyDMPviatheMining
Proposalprocess.
RelevantBaselineInformation‐Groundwater
TheProposalissituatedwithintheupperreachesoftheCaliwinginaCreekandWeelumurraCreekcatchments;
Themajorityofgroundwaterwithintheupperreachesofthesecatchments,islocatedwithinthemorepermeableCIDandBIDunits.Localisedgroundwatermayalsobefoundinsomeareaswithinshallowalluvialdepositsassociatedwithwatercourses,andperchedaboveclaylayers.Localaquifersaregenerallyrechargedviarivers,midslopesorvalleyflanks,orrainfall(WorleyParsons,2012b);and
Figure11showstheinterpretedextentoftheaquiferssurroundingtheProposal.
RelevantBaselineInformation‐SurfaceWater
TheProposalislocatedonacatchmentdividebetweentheCaliwinginaCreekandWeelumurraCreekcatchments.TheDeltaandParagoncatchmentsdraineastintotheSerenityareabeforeflowingnorthtotheFortescueRiver.TheentireProposalislocatedwithintheFortescueRiverCatchmentandalsowithintheMillstreamPriority2PDWSA(WorleyParsons,2012c);
ThecombinedareaofthePIOPaccountsforlessthan3%ofthetotalMillstreamcatchmentarea(5,480km2),andthereforeisconsideredtoprovideonlyaminorcontributionofsurfacewaterrunoffandrechargetoMillstream;and
TherearenopermanentwaterwaysorriverswithintheDevelopmentEnvelopes,buttherearenumeroussmallephemeraldrainagechannels.
RelevantDesignConsiderations:
ThetotalwateruserequirementsfortheRevisedProposalareproposedtobeincreasedby2GL/yr,from4GL/yrforPIOPStage1to6GL/yr.Additionalwatertoprimarilybetakenfromdewater,withadditionalgroundwaterabstractedfromthesamedewateringboresifrequiredtomeetthedemand;
AdditionalgroundwaterabstractionisnotproposedtooccuratAjax;and Alloftheadditional2GL/yrisexpectedtobeconsumedbytheOPF.
InherentSignificantImpacts:
Increaseinthesizeand/ordepthsofthegroundwaterdrawdownzones; ReductioninavailablewatersupplywithintheMillstreamPDWSA; Reductioninrechargevolumestotheaquifer; Changestosurfacewaterflows; Changestopre‐mininggroundwaterandsurfacewatercharacteristicsatclosure.
Backfillminepitsifrequired,sothatthefinalsurfacelevelsofallpitsareatahigherelevationthanthepredictedpostdevelopmentgroundwaterlevelstopreventtheformationofpitlakes;
DevelopadetailedMCPpriortoconstruction,whichwilllistthemeasurestobetakentoreinstategroundwaterandsurfacewaterprocessesatclosure.ThisMCPwillbeinformedbytheInfrastructurePlan,andwillcontinuetobeupdatedregularlyoverthelifeofthemine,in‐linewithDMPrequirements.
o Minepitsaretobebackfilledsothatthefinalsurfacelevelsareatahigherelevationthanthepredictedpost‐developmentgroundwaterlevelstopreventtheformationofpitlakes(wordingexpectedtoremainasstatedinMS924).
DoWisexpectedtomanagetheabstractionundertheRIWIAct.A26DLicencewillberequiredforthedrillingofabstractionanddewateringbores.A5CLicencewillberequiredforwatersupply.ABedandBanksPermitmayalsoberequiredforcreekcrossings;and
AMiningProposalandMCPwillberequiredtobeapprovedbyDMPundertheMiningActpriortoconstruction.TheMiningProposalwillassessthedesignofwatercoursecrossingsandsurfacewaterdiversion/drainagestructures.Thisassessmentwillensurethatsurfacewaterstructuresdonotresultinadditionalbarrierstofloworincreasesinflowrates(whichmayleadtoscouring).TheMCPwilllistthemeasurestobetakentoreinstategroundwaterandsurfacewaterprocessesatclosure,andwillberevisedandre‐assessedbyDMPatleasteverythreeyears.
Alterationofsurfacewaterflows.
ConstructionandOperationsEMPswillincludethefollowing:
Installengineeredculvertswherenaturaldrainagefeaturesareinterruptedbyhauloraccessroads; Includeappropriatedrainagerequirementsincivilengineeringdesigns.Catchmentanalysiswillbecarriedoutinordertodetermineculvertanddiversiondraindesignparameters;
Wheretheriskoferosionisidentifiedinspecificareasduringconstruction,erosioncontrolstructuressuchassiltfences,diversionandcollectionbunds,sedimentdamsandholdingsumpswillbeinstalled;and
Undertakeprogressiverehabilitationofdisturbedareasthatarenotrequiredforongoingoperations.
ImplementthefollowingadditionalProposal‐specificcontrols:
ObtainDMPapprovalviaaMiningProposalpriortoconstruction,whichwillincludedesigndetailsforwatercoursecrossingsanddevelopmentwithinflood‐proneareas.Thedesigndetailswillincluderelevantmodellingofsurfacewaterflowstodemonstratethattheproposeddesignissuitabletoensurethatimpactstodownstreamorupstreamecosystemsareavoidedorminimised.DMPmayseekDoWforcommentpriortoapprovalifrequired.
AirQuality‐Tomaintainairqualityfortheprotectionoftheenvironmentandhumanhealthandamenity.
Context:
TheProposalislocatedinaremoteareawithnosensitivereceptorsincloseproximity(closestis11kmaway).
InherentSignificantImpacts:
Increaseddust;and Elevatedpollutantsemittedtotheairshed,particularlyinproximitytothepowerstation.
Dustliftfromstockyards,conveyors,accessroadsandbareground/clearedsurfaces;
Constructionandoperationalactivitiessuchasthemechanicaldisturbanceofrockandsoilmaterialsbyplantoperation,blastinganduseofvehiclesondirtroads;and
Stackemissionsfromthepowerstation.
Keepvegetationclearingandexposedsurfacestotheminimumrequiredforsafeandefficientconstructionandoperation;
Applydustsuppression(waterspraysoranacceptableequivalent)inareasthathavehighpotentialtogeneratedust,suchasareasthatreceiveheavytrafficandmaterialshandlingareas(stockyards,conveyorsetc.);
Restrictvehiclespeeds; Monitortheperformanceofdustsuppressionequipmentduringregularsiteinspections; Usedustsuppressantsifpracticableandcosteffectivetoreducethevolumeofwaterrequiredtoeffectivelyminimisedustgeneration;
Ensurethepowerstationmeetscurrentindustrybest‐practicedesignfordiesel‐fuelledpowerstations; Sitethepowerstationsuchthatairemissionsdonotimpactsensitivereceptors; ObtainaWorksApprovalandLicencefromDERforthepowerstationunderPartVoftheEPAct.PredictedstackemissionswillbepresentedtoDERforassessment.
DMPwillmanageexcessivedustundertheMineSafetyandInspectionRegulations1995,andgeneraldustcontrolwillbemanagedundertheMiningProposalprocess(MiningAct);
FMSwillberequiredtoreportonemissionsundertheEnvironmentalProtection(NEPM‐NPI)Regulations1998;and
DERwillregulatedustemissionsfromprescribedpremisesandstackemissionsfromthepower
ASSESSMENTONPROPONENTINFORMATION–ENVIRONMENTALREVIEWDOCUMENTFlindersMinesLtd
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Potentialimpact(withoutmitigation) Aspect MitigationActionstoaddressresidualimpactsProposedmechanismforensuringmitigation
stationunderPartVoftheEPAct(WorksApprovalsandLicences).
Amenity‐Toensurethatimpactstoamenityarereducedaslowasreasonablypracticable.
Context:
TheProposalislocatedinaremoteareawithnosensitivereceptorsincloseproximity(closestis11kmaway).
InherentSignificantImpacts:
Changestothevisualamenityofthearea; Noiseandvibration;and Publicaccesswillbelimitedinsomeoperationalareas.
DevelopmentofminepitsandWRL;
Earthmovingactivities; Oreprocessingactivities; Vehiclemovements; Generalconstructionandoperationactivities/traffic;
Useofmachineryandheavyvehicles;and
Preventionofpublicaccessforsafetyreasons.
Developlandformstobedevelopedsotheyhavesimilarcharacteristicstosurroundinglandforms; Maintainequipmentinaccordancewithmanufacturers’specificationsandrelevantstandards; Restrictvehiclespeeds; Wherepracticable,fitmechanicalplantwithnoisesuppressiondevicesmaintainedtomanufacturersspecifications;
Fitinternalcombustionengineswithasuitablemufflerinserviceablecondition; Planblastingactivitiestominimisenoiseprojection; Raiseanynoiseorotheramenitycomplaintsasincidentsandinvestigate;and Clearlysignpostanytrackclosures.
Giventheremotelocation,therearelittletonoexpectedimpactstoamenity.DERisabletomanageanyexcessivenoiseimpactsviatheEnvironmentalProtection(Noise)Regulations1997howeverbreachesoftheseregulationswouldbeunlikely.
Heritage‐Toensurethathistoricalandculturalassociationsarenotadverselyaffected.
Context:
AsearchoftheDepartmentofAboriginalAffairs(DAA)AboriginalHeritageInquirySystemindicatesthattherearenoregisteredsiteswithintheBlacksmithtenement;
SubsequentheritagesurveyshavehoweveridentifiednumeroussitesthatwilllikelyfallunderSection5oftheAboriginalHeritageAct1972(AHAct),oncetheyareassessedbytheAboriginalCulturalMaterialsCommittee;
ThesitefallswithintheEasternGurumanativetitledeterminationarearatifiedbytheFederalCourtinMarch2007;and
ReviewofthefollowingdatabasesindicatesthattherearenolistedEuropeanornaturalheritagesiteswithinoradjacenttotheProposal.
InherentSignificantImpacts:
DisturbanceofAboriginalHeritagesites.
Generalgrounddisturbanceactivitiesduringconstructionandoperation.
UndertakeethnographicandarchaeologicalheritagesurveyspriortoanygrounddisturbancetoidentifysitesofAboriginalsignificance;
ComplywithFMS’sCulturalHeritageManagementPlan(CHMP)thatwasbeenpreparedinconsultationwiththeEasternGurumapeopleandwasexecutedon31July2013.TheCHMPidentifiestheresources,responsibilitiesandproceduresrequiredtomanageandpreservetheindigenousculturalvalueswithintheDisturbanceEnvelope;
AvoidindigenousheritagesitesaspertheCHMPthatmaybeidentifiedviapre‐constructioninspections(unlessapprovedbytheMinister/RegistrarresponsibleforAboriginalheritagetodisturbsites);
Whereprojectactivitieswilldisturbaheritagesite,submitSection18applicationstotheDAAforapprovaltodisturbtheheritagesite,asrequiredundertheAHAct;
UndertakeanyapprovedsitedisturbanceinaccordancewiththemanagementandmonitoringconditionsoftheSection18approvalandtheCHMP;
AllpersonnelworkingontheProposalwillberequiredtoundertakeculturalawarenesstrainingwiththeEasternGurumapeopleandtounderstandtheobjectivesandrequirementsoftheAHAct;and
Markinthefieldandisolateexclusionzonesandsitesrecordedsothattheyarenotinadvertentlydisturbed,inlinewithrelevantNativeTitleandHeritageagreements.
EasternGurumaandDAAwillmanagethepotentialdisturbanceofAboriginalHeritagesitesundertheAHActandtheCHMP.
!P
!P
!P
BROOME
KARRATHAPORT HEDLAND
TOM PRICEPARABURDOO
PANNAWONICADRG NO
TITLE
CHKDRN
CLIENT
DATE
FIGURE 6-1 - INTERPRETED EXTENT OFINTERCONNECTED AQUIFERS
MR 25-02-2012 0REVSA
REV REVISION DESCRIPTION
LOCALITY MAPLOCALITY MAP
A FOR INFORMATION ONLY
Prod
uced
by W
orley
Pars
ons,
Geom
atics
WA
NOTES
WORLEYPARSONS PROJECT
DATUM
SCALE
GDA 1994 MGA Z50S
46632552m 23941913m 2
1575252m 2
4310723m 2
7244153m 2
7939973m 2
6847489m 2
CampCampEagleEagle
DeltaDelta
ChampionChampion
550000
550000
7550
000
7550
000
I:\Projects\201012-00322 FMS VIP\10.0 Engineering\Geomatics\03Project\Workspace\_SKT\REV0\201012-00322-GIS-DSK-099.mxd
201012-00322 @ A31:100,000201012-00322-GIS-DSK-099
2 0 2 4 61
Kilometers
±
LEGENDDELTA AQUIFER EXTENTEAGLE AQUIFER EXTENTSERENITY AQUIFER EXTENTBLACKJACK AQUIFER EXTENTAJAX AQUIFER EXTENTCHAMPION OFF-TENEMENT AQUIFER EXTENTCHAMPION ON-TENEMENT AQUIFER EXTENT
#* RELEVES!R POOLS
GDE VEGETATIONPIOP PIT OUTLINES DESIGN OCT10
# EXISTING WATER SUPPLY BORESRESOURCE BOUNDARIES
AJAXBLACKJACKCHAMPIONDELTAEAGLEROADSDRAINAGEFMS TENEMENT E47/882 (JAN 2012)
INFORMATION ONLYNOT TO BE USED
FOR CONSTRUCTION
PILBARA IRON ORE PROJECTGROUNDWATER IMPACT ASSESSMENT REPORT
MR 29-02-2012SA0 ISSUED TO CLIENT
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8 PRINCIPLESOFTHEEPACT
TheEPActidentifiesaseriesofprinciplesforenvironmentalmanagement(Section4a,EPAct,asamended). FMS has considered these principles in relation to the development andimplementationoftheProposal.Table10outlineshowtheprinciplesrelatetotheProposal.
Table10:EPActPrinciples
Principle HowitwillbeaddressedbytheProposal
1. Precautionaryprinciple
Wheretherearethreatsofseriousirreversibledamage,lackoffullscientificcertaintyshouldnotbeusedasareasonforpostponingmeasurestopreventenvironmentaldegradation.
Intheapplicationoftheprecautionaryprinciple,decisionsshouldbeguidedby:
a. carefulevaluationtoavoid,wherepracticable,seriousorirreversibledamagetotheenvironment;and
b. anassessmentoftherisk‐weightedconsequencesofvariousoptions.
TheProposalhasutilisedexistingenvironmentaldataduringdesignandhassupplementeditwithaseriesofstudiesthatareidentifiedinSection4.1.Detaileddesignwillutilisespatialdatatoavoidandminimiseimpactsonidentifiedconstraints.
Independentreviewsofgeochemicalassessmentshavebeencompletedtoproviderequiredlevelsofcertainty.
2. Intergenerationalequity
Thepresentgenerationshouldensurethatthehealth,diversityandproductivityoftheenvironmentismaintainedorenhancedforthebenefitoffuturegenerations.
TheProposalcanbedesignedandimplementedwithoutsignificantimpactsonthehealth,diversityandproductivityoftheenvironment.TheProposal,inconjunctionwiththeBBIPortandRailwaywillenableeconomicandsocialbenefitstoflowfromanironoreprojectthathaspreviouslybeen“stranded”andwouldotherwisehavenotransportsolution.
3. Conservationofbiologicaldiversityandecologicalintegrity
Conservationofbiologicaldiversityandecologicalintegrationshouldbeafundamentalconsideration.
SurveyworkhasbeenusedtoconfirmtherangeandstatusofenvironmentalvalueswithintheDevelopmentEnvelopes.TherecordedbaselinedatafromtheDevelopmentEnvelopesandsurroundsindicatethattherearenotlikelytobesignificantbiodiversityorecologicalintegrityimpactsatlocalorregionalscales.
Thisassumptionwillbeverifiedduringpre‐disturbancebiologicalsurveys.
4. Improvedvaluation,pricingandincentivemechanismsa. Environmentalfactorsshouldbeincludedinthe
valuationofassetsandservices.b. Thepolluterpaysprinciple–thosewhogenerate
pollutionandwasteshouldbearthecostofcontainment,avoidanceorabatement.
c. Theusersofgoodsandservicesshouldpaypricesbasedonthefulllifecyclecostsofprovidinggoodsandservices,includingtheuseofnaturalresourcesandassetsandtheultimatedisposalofanywaste.
d. Environmentalgoals,havingbeenestablished,shouldbepursuedinthemostcosteffectiveway,byestablishingincentivestructures,includingmarketmechanisms,whichbenefitand/orminimisecoststodeveloptheirownsolutionsandresponsestoenvironmentalproblems.
EnvironmentalconstraintavoidanceandmanagementcostshavebeenconsideredintheprojectcostingphasesandthiswillcontinuethroughtheBankableFeasibilityStudystage.
5. Wasteminimisation
Allreasonableandpracticablemeasuresshouldbetakentominimisethegenerationofwasteanditsdischargeintotheenvironment
Wastewillbeminimisedbyadoptingthehierarchyofwastecontrols;avoid,minimise,re‐use,recycleandsafedisposal.
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9 CONCLUSION
PROPONENTCONCLUSIONS
TheProposalisexpectedtobeabletobeimplementedwithoutsignificantresidualenvironmentalimpacts.FMSconsiderthepotentialaspectsandimpactsthatrequirethemostconsiderationbytheEPAtobe:
Thedisturbanceof300haofmostlyVeryGoodtoExcellentqualityvegetation; Thedisturbanceofpotentialconservationsignificantfaunahabitatorflora;and TheriskofcontaminationoftheMillstreamPDWSAasaresultoftailingsdisposal.
Section 6 demonstrates that each of these impacts can be appropriately mitigated using acombinationofMinisterialConditionsandotherlegislativecontrols.
The disturbance of 300 ha of mostly Good to Excellent quality vegetation and conservationsignificantfaunahabitatwillbearesidualimpact,andthiswillbeoffsetusingaconditionsimilaroridenticaltotheexistingCondition7inMS924.
The avoidance and minimisation of conservation significant flora disturbance and potentialconservationsignificantfaunahabitatdisturbancewillbedemonstratedviaaninfrastructureplantobedevelopedaftertargetedsurveyshavebeencompleted.
Tailings are unlikely to contaminate theMillstreamPDWSA as testing has confirmed that theleachatedidnot contain contaminants at concentrations above theAustralianDrinkingWaterGuidelines(NHRMC&NRMMC2011). Nevertheless,groundwaterwillberegularlymonitoredthroughoutoperationsandatclosureifrequired.ItisexpectedthatDMPwouldmanagetheTSFsundertheMiningAct,howeverFMSwouldnotobjectifaconditionwastobeaddedtoMS924requiringthatmonitoringinformationbesubmittedtoDoWonaregularbasis.
Theabstractionofanadditional2GL/yrofgroundwatercanbeappropriatelymanagedbyDoWundertheRIWIAct.
FMS has completed extensive stakeholder consultation that will continue to develop as theProposalproceedsintodetaileddesign,constructionandoperationalphases. Thisstakeholderconsultationhasdemonstrated thatmanyenvironmental factors canbemanagedunderotherlegislation.
‘Key’and‘other’environmentalfactorshavebeenassessedagainstEPAObjectivesandrelevantguidelines. The Proposal has been prepared with design, layout and management controlsidentified to avoid, minimise or mitigate the potential environmental impacts. Given themanagementactionsandcontrolstoprotecttheenvironment,theProposalisexpectedtomeettheEPAObjectives.
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APPLICATIONOFTHESIGNIFICANCEFRAMEWORK
Figure12providesaconceptualillustrationofthesignificanceframeworkandhowitappliestothekeyenvironmentalfactorsthatmaybeimpactedbytheProposal.ItillustratesFMS’sviewofthe level of uncertainty remaining after all available information has been considered. It isexpectedthattheapplicationofconditions(i.e.offsets,requirementformanagementplansetc.)willgreatlyreduceanyuncertaintyandensurethattheProposalcanmeettheEPA’sObjectives.
PleasenotethatFigure12isconceptualonlyandisnotintendedtoimplyprecisioninevaluatingthesignificanceofimpacts.
Figure12:Conceptualillustrationoftheapplicationofthesignificanceframework
FloraandVegetation TerrestrialFauna InlandWatersEnvironmental
Quality
Likelysignificanceofimpacts
KeyEnvironmentalFactors
Outcome Condition
MaymeettheEPA'sObjectives
MeetstheEPA'sObjectives
UnlikelytomeettheEPA'sObjective
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10 GLOSSARY
Term Meaning
AHAct AboriginalHeritageAct1972
AHD AustralianHeightDatum
ANZECC&ARMCANZ AustralianandNewZealandEnvironmentandConservationCouncil&AgricultureandResourceManagementCouncilofAustraliaandNewZealand
ANZECCGuidelines AustralianandNewZealandGuidelinesforFreshandMarineWaterQuality
API AssessmentonProponentInformation–thelevelofassessmentrelevanttothisProposal
BBI BallaBallaInfrastructure
BID BeddedIronDeposit
CHMP CulturalHeritageManagementPlan
CID ChannelIronDeposit
DAA DepartmentofAboriginalAffairs
DER DepartmentofEnvironmentRegulation
DevelopmentEnvelopes TheDevelopmentEnvelopesaretheareathatformsthebasisforthisProposalandistheareawithinwhichtheProposalwillbeimplemented.TheDevelopmentEnvelopesareoutlinedinredinFigure3.
DGAct DangerousGoodsSafetyAct2004
DID DetritalIronDeposit
DisturbanceArea TheactualareaofdisturbancerequiredtoimplementtheProposal.TheDisturbanceAreawillbewithintheDevelopmentEnvelopeboundaries.
DMP DepartmentofMinesandPetroleum
DotE DepartmentoftheEnvironment(Commonwealth)
DoW DepartmentofWater
DPaW DepartmentofParksandWildlife
DRMP DewateringandRechargeManagementPlan
DSD DepartmentofStateDevelopment
EAG EnvironmentalAssessmentGuideline
Ecoscape EcoscapeAustraliaPtyLtd
EIA EnvironmentalImpactAssessment
EMPs EnvironmentalManagementPlans
EPA EnvironmentalProtectionAuthority(WA)
EPAct EnvironmentalProtectionAct1986
EPBCAct EnvironmentalProtectionandBiodiversityConservationAct1999(Commonwealth)
FMS FlindersMinesLimited
GCA GraemeCampbellandAssociates
GDEs GroundwaterDependentEcosystems
GDVMMP GroundwaterDependentVegetationMonitoringandManagementPlan
GL Gigalitre
ha Hectares
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Term Meaning
IBRA InterimBiogeographicRegionalisationforAustralia
km Kilometres
m Metres
MCP MineClosurePlan
MiningAct MiningAct1978
MNES MattersofNationalEnvironmentalSignificance
MS MinisterialStatement
NHMRC&NRMMC NationalHealthandMedicalResearchCouncil&NaturalResourceManagementMinisterialCouncil
OEPA OfficeoftheEnvironmentalProtectionAuthority
OPF OreProcessingFacility
PDWSA PublicDrinkingWaterSourceArea
PEC PriorityEcologicalCommunities–plantcommunitieslistedasbeingpotentiallythreatenedundertheWildlifeConservationAct1950
PF PriorityFlora
Phoenix PhoenixEnvironmentalPtyLtd
PIOP PilbaraIronOreProject
PIOPStage1 TheoriginalproposalapprovedunderMS924.
Proposal AsdefinedundertheEPAct‐aproject,plan,programme,policy,operation,undertakingordevelopmentorchangeinlanduse,oramendmentofanyoftheforegoing,butdoesnotincludescheme.
TheProposal TheproposedchangestoPIOPStage1asdetailedinthisAPIDocument.TheProposalistoexpandexistingapprovedminingoperationsandtodevelopadditionalinfrastructure.Theproposedworksincludeanincreaseinminingarea,awasterocklandform,accessroads,airport,accommodationcamp,processplant,tailingsstoragefacilitiesandsupportinginfrastructure.
RevisedProposal AllcomponentsofthePIOP,includingthosecurrentlyapprovedunderMS924,aswellasthechangesproposedinthisAPIDocument.
RGS RGSEnvironmentalPtyLtd
ROM Run‐of‐mine
RIWIAct RightsinWaterandIrrigationAct1914
Rutila RutilaResourcesLtd
SRE Short‐rangeEndemic
TEC ThreatenedEcologicalCommunities–plantcommunitieslistedasbeingthreatenedandlegallyprotectedundertheWildlifeConservationAct1950and/ortheEnvironmentProtectionandBiodiversityConservationAct1999
TSF TailingsStorageFacility
WA WesternAustralia
WCAct WildlifeConservationAct1950(WA)
WRL WasteRockLandform
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11 REFERENCES
AustralianandNewZealandEnvironmentandConservationCouncil,AgricultureandResourceManagementCouncilofAustraliaandNewZealand(2000),AustralianandNewZealandGuidelinesforFreshandMarineWaterQuality.Volume1.October2000.AustralianandNewZealandMineralsandEnergyCouncil,MineralsCouncilofAustralia(2000),StrategicFrameworkforMineClosure.AustralianNationalCommitteeonLargeDamsIncorporated(2012),GuidelinesonTailingsDams–Planning,Design,Construction,OperationandClosure.May2012.BennelongiaPtyLtd(2011),FlindersMinesLtd–PilbaraIronOreProject:BlacksmithSubterraneanFaunaSurveys.December2011.BennelongiaPtyLtd(2012),Addendum:PilbaraIronOreProject,BlacksmithSubterraneanFaunaSurveys.March2012.ChamberofMineralsandEnergy(1999),MineClosureGuidelinesforMineralOperationsinWesternAustralia.November1999.DepartmentofMinesandPetroleum(1999),GuidelinesontheSafeDesignandOperatingStandardsforTailingsStorage.May1999.DepartmentofMinesandPetroleum(2013),TailingsStorageFacilitiesinWesternAustralia‐CodeofPractice.DepartmentofMinesandPetroleumandtheEnvironmentalProtectionAuthority(2011),GuidelinesforPreparingMineClosurePlans.June2011.DepartmentofResources,EnergyandTourism(2011),AGuidetoLeadingPracticeSustainableDevelopmentinMining.July2011.DepartmentofWater(2009),PilbaraWaterinMiningGuideline.September2009.DepartmentofWater(2010),MillstreamWaterReserve–DrinkingWaterSourceProtectionPlanWestPilbaraWaterSupply.June2010.EcoscapeAustraliaPtyLtd(2011a),PilbaraIronOreProject–BlacksmithFloraandVegetationSurvey.19August2011.EcoscapeAustraliaPtyLtd(2011b),PilbaraIronOreProject–BlacksmithVertebrateFaunaandShortRangeEndemicSurvey.May2011.EcoscapeAustraliaPtyLtd(2011c),SignificantFaunaSpeciesManagementPlan,FlindersMinesLimited.July2011.EcoscapeAustraliaPtyLtd(2012),BlacksmithPilbaraIronOreProject(EPBC2011/6152,ResponsetoDSEWPaCRequestforAdditionalInformation.June2012.EnvironmentalProtectionAuthority(2006),GuidancefortheAssessmentofEnvironmentalFactors–RehabilitationofTerrestrialEcosystems,No.6.June2006.
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EnvironmentalProtectionAuthority(2012a),EnvironmentalImpactAssessment(PartIVDivisions1and2)AdministrativeProcedures2012.WesternAustralianGovernmentGazette.Perth,December2012.No.223.
EnvironmentalProtectionAuthority(2012b),EnvironmentalAssessmentGuideline1:DefiningtheKeyCharacteristicsofaProposal.EnvironmentalProtectionAct1986.EnvironmentalProtectionAuthority.WesternAustralia.May2012.
EnvironmentalProtectionAuthority(2012c),FlindersPilbaraIronOreProject–Stage1.Report1456,EnvironmentalProtectionAuthority.WesternAustralia.November2012.
EnvironmentalProtectionAuthority(2013a),EnvironmentalAssessmentGuideline6:forTimelinesforenvironmentalimpactassessmentofproposals.EnvironmentalProtectionAuthority.WesternAustralia.RevisedMarch2013.
EnvironmentalProtectionAuthority(2013b),EnvironmentalAssessmentGuideline8:forEnvironmentalFactorsandObjectives.EnvironmentalProtectionAct1986.EnvironmentalProtectionAuthority.WesternAustralia.June2013.
EnvironmentalProtectionAuthority(2014),EnvironmentalProtectionBulletinNo.1–EnvironmentalOffsets.RevisedAugust2014.
EnvironmentalProtectionAuthority(2015),EnvironmentalAssessmentGuideline14forPreparationofanAPI–CategoryAEnvironmentalReviewDocument.WAEnvironmentalProtectionAuthority.January2015.
GovernmentofWesternAustralia(2011),WAEnvironmentalOffsetsPolicy.September2011.
GovernmentofWesternAustralia(2014),WAEnvironmentalOffsetsGuidelines.August2014.
GraemeCampbell&Associates(2011),FlindersPilbaraIron‐OreProject:GeochemicalCharacterisationofProcess–Tailings–SolidsSampleandManagementImplications.15November2011
GraemeMcDonald(2015).PIOPDepositHomogeneity.MemowrittenforFlindersMinesLtd,January2015.
GHD(2014),FlindersMinesLimited.FlindersMines:BlacksmithProspectInfrastructureInvestigation–Vegetation,FloraandFaunaAssessment.October2014.
GolderAssociates(2010),GroundwaterSummaryReport–AreaD.
NationalHealthandMedicalResearchCouncil&NaturalResourceManagementMinisterialCouncil(2011),NationalWaterQualityManagementStrategy–AustralianDrinkingWaterGuidelines6.2011.Version3.0UpdatedDecember2014.PhoenixEnvironmentalPtyLtd(2014),Memo:PilbaraIronOreProjectLevel1VertebrateFaunaSurveyofProposedRoadAlignment.7November2014.RGSEnvironmentalPtyLtd(2014),IndependentThirdPartyReviewofMineWasteCharacterisationPilbaraIronOreProject:ProcessWasteTailings.30November2014.
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WorleyParsons(2012a),GeochemicalCharacterisationofMineWasteandTailings–ImplicationsforMineWasteManagement.July2012.
WorleyParsons(2012b),FlindersPilbaraIronOreProject–Stage1.AssessmentonProponentInformation–EnvironmentalReviewDocument.18October2012.
WorleyParsons(2012c),PilbaraIronOreProject–GroundwaterImpactAssessmentReport.9March2012.WorleyParsons(2013),PilbaraIronOreProject–DewateringModellingReport.AddendumtotheGroundwaterImpactAssessmentReport.29July2013.
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12 APPENDICES
ThefollowingAppendicesareprovidedontheattachedCD:
Appendix1:FloraandVegetaionSurveyReportsAppendix2:FaunaSurveyReportsAppendix3:GroundwaterAbstractionModellingReportsAppendix4:TailingsGeochemicalStudiesAppendix5:SummaryofStakeholderConsultation–PIOPStage1Appendix6:DecisionMakingAuthoritiesCommunicationAppendix7:FlindersPilbaraIronOreProject–Stage1,API–EnvironmentalReviewDocumentAppendix8:DevelopmentEnvelopeShapefilesAppendix9:PIOPStage1SignificantFaunaSpeciesManagementPlan