Annual Report 2016-2017 - OILWEB · Annual Report 2016-2017 Exploration & Development (E&D) Directorate E&D Directorate Note No-9 . E&D Directorate Note No-9 Content ... ffshore Bock

Annual Report 2016-2017

Exploration & Development (E&D) Directorate

E&D Directorate Note No-9


Content 1.0 PREAMBLE ..........................2.0 ACTIVITIES CARRIED OU

2.2 EVALUATION AND REV2.2 SETTING OF ANNUAL E2.3 DOMESTIC ACREAGES 2.4 EXPLORATION OF OFF

2.4.1 Cauvery offshore Bo2.4.2 Mumbai offshore Bo2.4.3 Gujarat Kutch Offsho

2.5 MONITORING OF OPER 9 2.5.1 Libya Blocks: ..............2.5.2 Gabon Blocks: ............2.5.3 Myanmar Blocks

2.6 NATIONAL PROGRAMM2.6.1 National Seismic Pro2.6.2 Re-assessment of HyAreas of India: ..............................2.6.3 National Gas Hydrat2.6.4 National Data Repos2.6.5 National Oil Compan2.6.6 MoU with ONGC ........

2.7 TECHNICAL EVALUATI2.8 GEO-SCIENTIFIC STUD

2.8.1 KG-Project : Well Th2.8.2 Rajasthan Project: PDandewala Field ..........................

2.9 FORMATION EVALUAT3.0 E&D CALENDAR .................4.0 NOTES/REPORTS PUBLIS5.0 TECHNOLOGY UPGRADA6.0 ORGANIZATION .................

6.1 Transfer, Joining, Supera7.0 TRAINING / WORKSHOP

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................................................................................................D OUT ..................................................................................

D REVIEW OF LOCATION RELEASE PROPOSALSUAL EXPLORATION PLAN TARGETS: ........................

GES MONITORING ..........................................................F OFFSHORE NELP OPERATING AND NON-OPERA

ffshore Bock CY-OSN- 2009/2 .....................................................ffshore Bock MB-OSN- 2010/2 ....................................................tch Offshore Non-operated Block GK-OSN-2010/1 ...........

OPERATIONS OF OVERSEAS OPERATING EXPLOR......................................................................................................................................................................................................................

Blocks ................................................................................................RAMMES ..............................................................................

eismic Programme (NSP): .............................................................ment of Hydrocarbon Resources of all sedimentary Basin...................................................................................................................as Hydrates Program (NGHP) .....................................................

Repository (NDR) ................................................................il Companies (NOC) Monitoring: ...............................................

................................................................................................UATION OF CONTRACT AREAS - DSF BID ROUND

STUDY & TECHNICAL SUPPORT TO PROJECTS ......t : Well Thanelanka-1: Cretaceous Prospect .......................... Project: Prospectivity of sands of Bedesir-Baisakhi Form...................................................................................................................

LUATION .............................................................................................................................................................................UBLISHED DURING THE YEAR ................................ADATION ...........................................................................

................................................................................................g, Superannuation, Promotion & Death .............................

HOP / SEMINAR / CONFERENCE ...............................

....................................... 4

....................................... 4 ALS ............................... 4 ....................................... 5 ....................................... 7 PERATING BLOCKS 7

................................................... 7 .................................................. 8

......................................... 8 PLORATION ASSETS.......................................... 9 ..................................... 10

................................................ 11 ..................................... 13

................................................ 13 tary Basins & Deepwater ................................................ 14

................................................ 15

................................................ 16 .......................................... 16

................................................ 17 UND 2016 .............. 17

................................ 19 ................................................ 19 akhi Formation in ................................................ 19

..................................... 20 ................................ 20

..................................... 21

..................................... 22 ................................ 22

..................................... 22

..................................... 22


8.0 CONCLUSION:......................9.0 ACKNOWLEDGEMENT: List of Annexure

I. Wells Drilled During ThII. Discoveries For The Yea

III. Domestic Block DetailsIV. List Of Executives

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................................................................................................NT: .........................................................................................

g The Year 2016-2017 Year 2016-17

tails As On 31.03.2017

..................................... 23

..................................... 23


1.0 PREAMBLE 1.1 The Exploration & DeveloNoida, functions directly uwas formed with the primD(E&D) in exploration anactivities of E&D Directora

1. Recommendation tdevelopment locatiodifferent work cente2. Formulation of annu3. Ensure efficiency & areas. 4. Evaluation & analysi5. Monitoring of operat6. Exploration of offsho7. Monitoring of PEL, P8. Monitoring of drillioperated blocks. 9. Ensure statutory com10. Fit for purpose Techn11. Build people skill setgrowth 2.0 ACTIVITIES CARRIED

This annual report coversplace during the year 20162.2 EVALUATION AND REVIRelease of Exploratory and Detechno-economic evaluation ofrelease by Competent Authoritimprovement needed thereof, aActivity during the Financial A total of 13 exploration Notes were examined for drillinglocations. A total of 64 locatiremaining (8 in Cat-B) have proposals reviewed and locationTable -1: Proposals reviewed an

Sl. No. Reference Note / Letter No. 1 EGL-309 Wes2 RDGL-7 & RDGN-26 Bagh3 REGL-2 Puna

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& Development (E&D) Directorate in OIL’s Corpodirectly under the aegis of Director (E&D). The E&h the prime objective of providing technical supporration and development activities of the company Directorate during the year 2016-2017 are as followdation to Director (E&D) on release of locations after detailed study of the G&G prork centers. n of annual work plan document. iciency & effectiveness of exploration activities & analysis of Development Plan in OIL's operationaloperated Overseas Blocks and provide Managemn of offshore (Cauvery & Mumbai) NELP operating b of PEL, PML and existing blocks under NELP & JV’s of drilling wells of FHQ, Projects, NELP opera tutory compliances relating to E&D activities. Technology Induction / Up gradation le skill sets & capabilities to support E&D (corporate

ED OUT ort covers the major activities of the Department th year 2016-17.

REVIEW OF LOCATION RELEASE PROPOSALSry and Development locations includes a thoroughluation of the block and recommendations with jut Authority. Additionally suggestions made to prop thereof, areas for further attention for location propncial Year:

ion Notes & letters and 18 Development and PRE Ndrilling in MPA and NELP areas containing prolocations ( Expl-24 & Dev-40) majority (56 been released for drilling. Table-1 below givend locations released. eviewed and Locations released during 2016-17.

Area Location released Loca by DED on MM/DD/YYYY PropWest Langkashi 02-04-2016 Baghewala 12-04-2016 Punam 13-04-2016

IL’s Corporate Office at . The E&D directorate support and advising company. The main & e as follows: e of exploratory and e G&G proposals from

ivities in all operational perational areas Management support. perating blocks LP & JV’s LP operated and Non-

(corporate) Department

artment that have taken SALS thorough assessment/ ns with justification for de to proposers for any ation proposal etc,.

PRE Notes & Letters ining proposals for 85 rity (56 in cat-A) and elow gives the list of the

Locations Locations Proposed Released 1 1

13 2 2 1


4 DGL-366 Wes5 DGN-1320 Bagh6 EGN-956 Mech7 PRE-348 Sant8 EGL-307 Kum9 DGN-1236 Kusi10 EGN 958 Sout11 DGL-367 Bare12 EGN-942 Sout13 DGL-368 Hapj14 DGN-1330 Nadu15 DGN-1319 Zalo16 PRE-351 Shal17 DGN-1332 Bare18 DGN-1336 Bare19 DGN-1338 Sout20 DGN-1340 MakHapj21 EGN-969 Balim22 EGN-971 Saro23 EGN-968 ParbMah24 DGN-1337 Bhek25 DGN-1344 Mati26 EGN-983 Sona27 DGN-1361 Bagh28 KGB EGL-6 (Loc-10) KG29 EGN-987 Huk30 EGN-936 Khar31 DGN-1362 Bare

During the Year a record No. Ofdrilled. The drilling & work-2016-17. The in-place O+OEG aDiscovery (2P) is 1.9128 MMSKThe details of the wells drirespectively. 2.2 SETTING OF ANNUAL The plan and non-plan outlaywas required to be submitted toBOARD. This is based on thedevelopment and production acin this regard had organised a

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West Makum 28-04-2016 Baghjan 11-05-2016 Mechaki 11-05-2016 Santi 08-06-2016 Kumchai 16-06-2016 Kusijan 27-06-2016 South Baghjan 27-06-2016 Barekuri 05-07-2016 South Chandmari 25-07-2016 Hapjan 27-07-2016 Nadua 17-08-2016 Zaloni Jutlibari 18-08-2016 Shalmari 21-09-2016 Barekuri (Narpuh) 21-09-2016 Barekuri (Lk) 21-09-2016 South Hapjan 17-11-2016 Makum-North Hapjan 23-11-2016 Balimara Borguri 30-11-2016 Sarojini Rajgarh 30-12-2016 Parbatipur & Mahakali 13-01-2017 Bhekulajan 23-01-2017 Matimekhana 31-01-2017 Sonari Safrai 07-02-2017 Baghjan 16-03-2017 KG-ONN-2004/1 20-03-2017 Hukanguri 24-03-2017 Kharsang 24-03-2017 Barekuri 30-03-2017

Total ord No. Of 23+5P Exploratory and 36+4P Developme-over activities have resulted in 10 new discoe O+OEG accretion (2P) is 4.0694 MMSKL and Estim28 MMSKL respectively from these discoveries.

drilled and discoveries made are given in AL EXPLORATION PLAN TARGETS:

an outlay for 2016-17 (RE), 2017-18(BE) & 2018bmitted to Ministry by end October 2016 with due ed on the projected physical targets for variouduction activities for the corresponding periods. Erganised a meeting in September 2016 to compil

1 1 4 3 2 2 1 1 2 2 3 2 1 1 1 1 3 4 2 2 1 1 2 2 2 2 5 5 5 5 3 1 5 5 3 0 2 2 3 5 2 1 2 1 2 2 5 4 1 1 2 1 2 2 2 1

85 64 evelopment wells were discoveries during and Estimated Ultimate

en in Annexure-I & II

2018-19(indicative) ith due approval of OIL or various exploration, eriods. E&D Directorate to compile the physical


targets of drilling wells and the details of the Annual Plan TargeSl. No. Activity Area/Blocks

1 2D Survey

Assam & AP, Nominated NEFP, Nominated Deomali PELMyanmar M4/YEB New Acreage: OALP (Assam & ANew Acreage: OALP (Rest of IndTOTAL

2 3D Survey

Assam & AP, Nominated Karbi-Anglong (New), NELP (AAONN-2010/2) Myanmar M4/YEB Gabon Rajasthan, Nominated New Acreage:OALP (Rajasthan)New Acreage: OALP (Assam & ATOTAL

3 Exploratory Drilling

Assam & AP, Nominated NEFP, Mizoram (MZ-ONN-2004/NELP-VIII Teok Block (AA-ONN2009/4)* KG-ONN-2004/1 Rajasthan, Nominated Rajasthan, OALP Cauvery Offshore, CY-OSN-2009MB-OSN-2010/1*

Sadiya: AA-ONN-2010/1 Karbi-Anglong (New), NELP (AAONN-2010/2) Myanmar M-4/YEB Gabon

TOTAL

4 Development Drilling

Assam & AP, Nominated Assam & AP, NAG Asam & AP, WDW Rajasthan - PML

TOTAL Overall Drilling Exploratory + Development

Table-2: Physical Targets FOR 2

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ls and the seismic campaign for the said periods. Talan Targets: Unit 2016-17 BE 2016-17 RE 2017BE

GLKM 100 100 100mali PEL 30 55 25330 0 730ssam & AP) 0 0 150Rest of India) 0 0 300

GLKM 460 155 1305

SQKM

100 100 100 NELP (AA- 200 140 260

120 0 3200 0 2500 0 250ajasthan) 0 0 0Assam & AP) 0 0 200SQKM 420 240 1380Metre 82501 59,447 59,050No. of Wells 21+7P 18+4P 16

2004/1) Metre 1000 1502 0No. of Wells 1 1 0ONN- Metre 1450 0 0

No. of Wells 1P 0 0Metre 20900 11180 13550

No. of Wells 5+2P 2+ 3P 4Metre 2600 1250 1300No. of Wells 2 1 1Metre 0 0 0No. of Wells 0 0 0

2009/2 Metre 3100 5600 0No. of Wells 1P 1 0

Metre 1000 0 0No. of Wells 1P 0 0

Metre 0 0 0No. of Wells 0 0 0

NELP (AA- Metre 0 0 0No. of Wells 0 0 0



Metre 1,12,551 78,979 73,90No. of Wells 29+12P 23+7P 21

Metre 65014 61,637 75000No. of Wells 22+3P 19+2P 21

Metre 20709 18,044 30,200No. of Wells 6+1P 6 8

Metre 10500 13,405 15,000No. of Wells 7 10 9Metre 8200 8000 4200No. of Wells 4+2P 4 3

Metre 104423 1,01,086 1,24,40No. of Wells 39+6P 39+2P 41

Metre 2,16,974 1,80,065 1,98,30No. of Wells 68+18P 62+9P 62gets FOR 2016-17 (RE), 2017-18 (BE) and 2018-

eriods. Table-2 gives the 017-18 BE 2018-19 INDICATIVE Remarks

100 100 25 0 730 0 150 150 300 700 1305 950 100 100 260 56 320 0 250 0 250 0 0 300 200 200 1380 656 59,050 71,200 16 17 0 3500 0 1 0 0 *Block relinquished 0 0

13550 8900 4 2 1300 2200 1 1 0 0 0 0 0 5600 0 1 0 0 *Block relinquished 0 0 0 3500 0 1 0 5000 0 1 0 2800 0 1 0 4000 0 2

73,900 1,06,700 21 27

75000 76,500 21 21

30,200 22,400 8 7

15,000 15,000 9 10 4200 4900 3 3

1,24,400 1,18,800 41 41

1,98,300 2,25,500 62 68 -19 (Indicative).


2.3 DOMESTIC ACREAGES MThe Company’s current inExploration License (PEL) andAssam, Arunachal Pradesh, MBesides, the Company has ventCauvery, Andaman and Mumbaioperators. The Company is opeallotted under the nominationRajasthan. The Company at the end of Participating Interest (PI) in to06 and non-operator in 02 Kharsang PSC and 44.086% Pblocks and the acreages current

Blocks OperateNELP 6Pre-NELPJV -PEL (Nom) 3PML (Nom) 22Total 31Table-3: Oil's Domestic Acreage

OIL's domestic Nomination PMmonitored by E&D Directorate has been assigned within E&quarterly review Meetings amanagement, DGH & Ministry of all blocks is provided to Planeach block as being monitored b2.4 EXPLORATION OF OFBLOCKS OIL's domestic offshore NELP Directorate. All the explorationrelated Geo-scientific study peDirectorate. Following are the oDirectorate. 2.4.1 Cauvery offshore Bock CThe Shallow water Block CYexploration period of seven conduration of 4 years for the initiais under a JV consortium of OILconsortium had completed thBased on the prospectivity anlocations (Loc-1,2,3,4,4A &

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GES MONITORING rent in-country operations spreads over onsho(PEL) and Petroleum Mining Lease (PML) areas inradesh, Mizoram, Andhra Pradesh, Puduchery as ventured into shallow and deep water blockd Mumbai offshore either jointly or in partnership wany is operating in 3 (three) PEL and 22(twenty twmination regime in the states of Assam, Arunachae end of NELP IX round of bidding as on 31.0 (PI) in total of 8 NELP Blocks out of which OIL in 02 blocks. The company also holds 40% PI i4.086% PI in Pre-NELP block AAP-ON-94/1. Ts currently held by OIL are given in Table-3 below

erated Non Operated Total 6 2 8 - 2 2 3 - 3 22 - 22 31 4 35 tic Acreages as on 31.03.2017

nation PML & PEL, NELP, Pre-NELP blocks are birectorate as per requisite guidelines. Co-ordinator ithin E&D directorate to look into the activitieeetings at DGH, support in vital clearances frMinistry follow-up whenever required. In addition,ed to Planning Dept. Annexure- III gives the detailsonitored by the Directorate. OFFSHORE NELP OPERATING AND NO

NELP blocks are being managed and monitored dxploration & operational activities as per the PSC g study pertaining to the blocks are all being carrig are the offshore blocks and related activities monock CY-OSN- 2009/2

lock CY-OSN-2009/2 was awarded under NELPseven consecutive years consisting of two Exploratior the initial Phase and 3 years for the Subsequent Phum of OIL (50%) and ONGC (50%), with OIL as theleted the committed 3D & 2D Seismic API in the blocctivity analysis with newly acquired data, 16 pro4,4A & 5) were identified for Bhuvanagiri,

er onshore Petroleum ) areas in the states of uchery and Rajasthan. blocks in KG Basin, tnership with other E&P twenty two) PML areas, Arunachal Pradesh and s on 31.03.2017 holds h OIL is the operator in 40% PI in JV block of The details of the 3 below

Area (SQKM) 11261.2 121 332 5,004 16,718

cks are being regularly ordinator for each Block e activities, attend the rances from corporate addition, weekly status the details and status of NON-OPERATING

nitored directly by E&D the PSC guidelines and eing carried out by the ities monitored by E&D

r NELP-VIII round with Exploration Phases with equent Phase. The Block OIL as the operator. The in the block. ta, 16 prospects and 6 vanagiri, Nannilam &


Kamalapuram plays. Out of thedrilling and Loc-5 in indicativefirm category Loc-4A was targeanticlinal closure of Upper Cretprimary targets) with a proposeActivity during the Financial Drilling of one well was taken ucumbersome contractual proced1 by Transocean GSF-140 Rig (Technical Basement) on 03.11abandoned without lowering prstandard laid down abandonmecap and the Rig was de-hired ocompletion report for Well SindDue to poor hydrocarbon prosprisk. Therefore, it is proposed tPresently process is in hand to r2.4.2 Mumbai offshore Bock MThe Mumbai shallow Offshore consortium of OIL (50%) as opSeptember, 2012. The MWP of 1 well of which seismic APtechno-economic analysis waspartners and also at PEAK Centrwhich the estimated recoverabThe estimated NPV of the best pprice of USD 5.25/Mcf. In view of smaller to meduncertain petroleum system inreservoir facies (Limestone) andecided not to continue further Activity during the Financial All the acquired seismic data, prto DGH. A formal proposal fo30.11.2016. 2.4.3 Gujarat Kutch Offshore The shallow offshore Gujarat ONGC is the operator with PI ofof 30% and 10% respectively. Tyears exploration period (Phase

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Out of these the consortium has kept Loc-4A in firmindicative category, dependent on drilling results o was targeted to probe the hydrocarbon prospectpper Cretaceous (Bhuvanagiri & Lower Nannilam a proposed target depth of 5615 m. ncial Year:

as taken up during the current financial year. Afterual procedures, Loc-4A was spud on 05.06.2016 140 Rig and drilling was terminated at 4999 m won 03.11.2016. As none of the zones merit testingwering production casing. Four cement plugs werebandonment procedures. The well has been cappedhired on 23.11.2016. All the G&G data, reports Well Sindhuja-1 was handed over to DGH as per thebon prospects in well Sindhuja-1, the block appearroposed to relinquish the block without any furthe hand to relinquish the block.

ock MB-OSN- 2010/2 Offshore block was awarded during the NELP0%) as operator along with HPCL (30%) & BPRL (e MWP commitment was 1000 sqkm of 3D seismic Aeismic API campaign was completed. Seismic Intlysis was carried out simultaneously by M/s SchEAK Centre. A total of 2 prospects (MB1 & MB2) werrecoverable resource of best prospect (MB2) is 115 the best prospect MB2 @ 10% discount rate is -to medium sized prospects and low chance of ssystem in the block, uncertainty in porosity develestone) and negative NPV at 10% discount rate, the further exploration in the block and relinquish the

ncial Year: ic data, processing and interpretation reports etc, woposal for relinquishment of Block was submitte

hore Non-operated Block GK-OSN-2010/1 Gujarat Kutch Block was awarded during the N with PI of 60% and OIL and GAIL are consortium paectively. The effective date of the PSC is 4th May, 20iod (Phase-1) the consortium committed a MWP of

4A in firm category for g results of Loc-4A. The prospects within faulted annilam Formations as

year. After rigorous and 6.2016 as well Sindhuja-4999 m within dolerite rit testing, the well was were placed as per n capped with anti-rust , reports including well as per the PSC terms. ck appears to be of high any further exploration.

NELP-IX Round to the & BPRL (20%) on 26th seismic API and drilling eismic Interpretation & M/s Schlumberger, JV MB2) were identified of B2) is 115.62 bcf (P50). -67.04 MM$ at gas ance of success (16%), sity development in the nt rate, the consortium nquish the block.

orts etc, were submitted submitted to DGH on /1

ing the NELP-IX round. ortium partners with PI h May, 2012. In the four a MWP of 1361 sqkm of


3D seismic API and drilling of seismic API and have also drillblock and made good gas discovWell GKS101NAA-A was drillterminated within Basalt, withThree objects were identified foand Ultimate Reserves 0.6422discovery from Early Eocene claMoPNG on 31.03.2016 and & (PCI) of the discovery that meritWell GKS101NCA-1 was drilledOne object was tested conventclastic of Chasra Formation wthrough 5/8” choke at FTHPis 1.46 BCM. The gas discoverMoPNG on 27.03.2017 and FormActivity during the Financial E&D Directorate directly monactivities. The location proposacentre and independent economOne well was drilled in the interpretation of the wells wereConsidering the gas discoverivolumes, the consortium has plthe gas discoveries in well GKS1has also applied on 27.09.2016Policy for extension in explorati2.5 MONITORING OF OPERASSETS

E&D Directorate regularly monMyanmar) as per the PSC guidetechnical support in all exploraalso assists the Projects in dFollowing are the activities perE&D-Directorate. 2.5.1 Libya Blocks: OIL as operator was awardedoperator one block (Area-95/96In blocks - Area 86 & Blockcommercial hydrocarbon discov

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rilling of 6 wells. The consortium had completed t also drilled two wells (GKS101NAA-A & GKS101discoveries. was drilled down to the revised target depth osalt, with Paleocene, Eocene and Miocene as primentified for production testing. GIIP of 1.3729 BCM es 0.6422 BCM were established. Format-A notiEocene classic reservoir from this well was submitt6 and & Format-B indicating the potential comm that merits appraisal was submitted on 27.05.2016.as drilled down to 2115m and terminated within d conventionally in the interval 914-917m withinrmation which has flowed hydrocarbon gas @ t FTHP-910psi. The estimated GIIP of GKS101NCAs discovery (Format-A) from the well was notified and Format-B submitted on 01.05.2017.

ncial Year: ectly monitors the blocks and timely reviews thn proposal for drilling of wells was thoroughly revint economic analysis was also carried out as part d in the block in the financial year and the ells were also carried out at PEAK centre. discoveries from two different reservoirs and um has planned to carry out appraisal work progra well GKS101NAA-1 and GKS101NCA-1 together. T7.09.2016 for second extension till Nov 2017 as per exploration phases in NELP and Pre-NELP PSC's.

OPERATIONS OF OVERSEAS OPERATING Emonitors the operated overseas blocks (Liby PSC guidelines, provides the overseas projects withall exploration activities pertaining to the differentects in different vital clearances/approvals at coivities pertaining to the overseas exploration assets

awarded two blocks (Area-86 & Block - 102/4)95/96) in Libya. Block-102/4 the committed MWP was timely compbon discovery. The consortium was in the process o

mpleted the mandatory S101NCA-A) in the t depth of 1734m and e as primary objective. 729 BCM in PB category A notifying the gas s submitted to DGH and tial commercial interest .05.2016. d within Deccan Basalt. m within Mid Miocene gas @ 2,20,000m3/d 101NCA-1 gas discovery as notified to DGH and

eviews the operational ughly reviewed at PEAK t as part of the review. and the petro-physical irs and estimated gas ork programme for both gether. The consortium 17 as per Article A-3 of P PSC's.

ING EXPLORATION ocks (Libya, Gabon and ojects with the requisite e different blocks and it vals at corporate level. ion assets monitored by

102/4) and as non-completed with no process of relinquishing


both the blocks when the unresof the Blocks is currently in progIn Area-95/96 the consortiumdiscoveries. The 6th well was bhas been under Force Majeuresituation in Libya. Activity during the Financial E&D directorate had initiated thto NOC-Libya. It also served termhiring of Office Premise. TwoAccountant) have been retainbecause of PI in Libya Area-95/The long outstanding paymentsof 2 Libyan nationals (since Abeneficiaries. E&D Directorate in the nonMeetings in this financial year. Interim Arrangement Agreementill May 2018 and reduced the to 5% from 26% earlier. 2.5.2 Gabon Blocks: The Consortium of Oil India Lihad farmed-in to the Block “Shawith PI of 45% for each of the Marvis Pte Ltd. of Singapore completed the committed woroverseas discovery as operator Subsequently, OIL & IOCL with with DGH, Gabon which came inconsisting three (3) phases of consortium had completed 2D thus facilitating completion ofPhase-II within the timeline of PActivity during the Financial During the financial year, Proceprogram has been completed bidentified in the block. FollowinNote No- Review, Prospect EvBased on The Study “Integrated

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the unrest began in Libya in 2011. The process of tly in progress. onsortium has drilled 6 out of 8 wells with goodell was being drilled when the unrest began in Libe Majeure since May 2014 due to the current unce

ncial Year: nitiated the process of relinquishment by submittinerved termination notice to 8 out of 10 Libyan emp. Two Libyan employees (i.e. Deputy Branch retained (statutory requirement as per the 95/96 blocks) to complete the block relinquis payments to the Office Landlord (since January 201s (since April 2015) was approved by Board anthe non-operated Block (Area-95/96) had attencial year. The consortium in the MC Meetings had Agreement for continuing in the block for anotheruced the standby rate charges for drilling rig stand

il India Limited (OIL) and Indian Oil Corporation LBlock “Shakthi” (G4-220) in onshore Gabon, Africa ch of the consortium partners and 10% carried intingapore and OIL is the Operator. In this PSC thitted work programme with Well Lassa-1 as the operator for OIL. IOCL with 50% PI each had signed a new PSC Shaktch came in to effect from 16.01.2014 for a period of phases of three (3) years each. In the new PSC (S2D seismic acquisition of 1213.04 GLKM ahealetion of the processing and interpretation activity eline of Phase-I.

ncial Year: ear, Processing and Interpretation of 2D Seismic dampleted by M/s Geofyzika Torun, Poland and few pFollowing which a detailed in-house review (ct Evaluation and Prioritisation of M/S GT Idenrated Seismic Interpretation of 2500 GLKM of 2

rocess of formal closure with good hydrocarbon egan in Libya. The block uncertain political

submitting formal letter byan employees and de-y Branch Manager and per the Libyan norms relinquishmentprocess. nuary 2013) and salary Board and paid to the had attended two MC ings had entered into an r another two years i.e. standing at 6th well

poration Limited (IOCL) n, Africa on 17.04.2006 carried interest for M/s. is PSC the consortium 1 as the first maiden Shakthi-II (G4-245) period of nine (9) years ew PSC (Shakthi-II) the LKM ahead of schedule n activity of the MWP of

eismic data of the work and few prospects were (E&D Directorate Identified Prospects M of 2D Seismic data


in Block SHAKTHI-II (G4-245 evaluation and prioritizing the pPhase-I of New PSC expiredobtained for entering into Phasand to complete the remainingalso detailed production testing2.5.3 Myanmar Blocks Oil India Limited along with theContract (PSC) with the MyanmMyanmar) for two (2) offshore Taw, Myanmar. OIL, with 60%operator. The other consortiumOilmax Energy Pvt. Limited (1(Local Company of Myanmar (5Block M-4 with an area of 10,4Basin, while the other block YElocated in the Thanintharyi BThe PSC comprises of six (6) mPeriod and three (3) years Iniperiods of three (3) years each aAs per the PSC, OIL in the PreAssessment (EIA), Social Impac(EMP) study for both the blockwas awarded to M/s Asian ConsEIA, SIA study which would incsignificant Environmental & sassessment of adverse impact ojob commenced by June 2015 MOGE for the consulting firm, job included data collectiongeneration which was concludextension for due completion submitted to MOGE on 1st Sept+ 3 months extension) PreparatAfter completion of the PreparaOperation period (G&G study pboth blocks M-4 & YEB, Myanm2016. However, due to nonfrom MOGE/Ministry of Natural

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245 ) Gabon) was carried out in PEAK Centreizing the prospects identified by M/S GT. xpired on 15.01.2017. The Executive Council ( into Phase-II exploration period (January 2017 to remaining MWP (drilling of 2 exploratory wells) on testing of two wells Lassa-1 & Lassa-2.

g with the consortium partners have signed a Prodhe Myanmar Oil & Gas Enterprise (regulatory autho offshore blocks M-4 and YEB on 4th of December 2with 60% Participating Interest (PI) in both theconsortium partners are Mercator Petroleum Limiimited (10% PI) and Oil Star Management Serviceanmar (5% Carried Interest). ea of 10,421 km2 (water depth: 20-90 m) is located block YEB with an area of 21,380 km2 (water deptharyi Basin. f six (6) months Preparation Period, twelve (12) years Initial Exploration Period and subsequent ears each as part of Exploration Phase.

the Preparation Period have to submit Environmcial Impact Assessment (SIA) and Environment Man the blocks. For this a Contract 6108942/LCP datAsian Consulting Engineers (Pvt.) Ltd. with a view towould incorporate the identification, prediction andental & social impacts due to proposed oil & gpact of human interest followed by determinatioune 2015 after taking the mandatory statutory cleing firm, its manpower, equipment etc to carry out ollection, Public consultation, laboratory analysis concluded by August 2015. OIL had applied for mpletion of the study and the EIA, SIA and EMn 1st September 2015. Thus concluded the nine mon) Preparation Period. Preparation Period, as per PSC, the Consortium haG study period) of one year with effect from 3rd B, Myanmar. The study period of one year was uto non-issuance of Environmental Compliance Ce of Natural resources and Environmental Conservati

AK Centre for prospect uncil (EC) approval was 2017 to January 2020) y wells) of Phase-II and

ed a Production Sharing ory authority of Govt. of mber 2014 at Nay Pyi both the blocks is the leum Limited (25% PI), nt Services Co. Limited is located in Moattama ater depth: 20-90 m) is

elve (12) months Study bsequent two extension Environmental Impact ment Management Plan /LCP dated 07.04.2015 a view to carry out the iction and evaluation of oil & gas operations, ermination of EMP. This atutory clearances from carry out the study. The y analysis and report plied for three months and EMP report was e nine months (6months

sortium has entered into from 3rd Sept, 2015 for ar was up to 2nd Sept, liance Certificate (ECC) onservation (MONREC),


MOGE has extended the study scheduled to expire by 2nd MarActivity during the Financial During the Financial Year, OIL carried out G&G evaluation to G&G data was collected from MOBlock-M4: A total of approxima& 2008) of seismic data was pformat. The rest of the data whad to be digitised and archive9GC-1 in 1972 which gave drilled in 2000. Only hardcopydigitisation of G&G data was cawas scanned, digitised and archspool tapes and floppy disks weThe Consortium has carried outdata from Public domain. Baprospectivity and negative tConsortium has suggested to fuas well as technical insight is prospect evaluation have been2016. With no additional data frexploration activities in the BlMOGE for relinquishment of offsBlock-YEB: Around 4000 GLK(1991, 1993, 1994 & 2008) andBlock. Three wells (Zagawablock. Zagawa-1 is claimed to encounter any hydrocarbon. KiMOGE. The well information wdigitised by M/s PAN India ConsThe G&G Study and Prospect ECentre using Geo-Scientific datFive stratigraphic horizons vi(Series-1 Top), Oligocene-Early Top) & Miocene Top (SeriesNote No-3 - Geo-scientific Stidentified few Potential Leads ithree stratigraphic levels from study & prospect evaluation hDecember 2016.

Page 12 of 24

the study period by six months. The extended study 2nd March, 2017 ncial Period:

OIL had entered into the Study Period in bouation to evaluate the prospectivity in both blocks.d from MOGE during Oct-Nov 2015. approximately 4320 LKM of different vintages (197ata was provided by MOGE of which only 649 LKMe data was provided as hardcopy, cartridges, spood archived. Two wells had been drilled in the Block a minor gas discovery of 50,000 cfd and hardcopy of the well reports, log data was provideta was carried out by M/s PAN India Consultants wd and archived for Geo-scientific study. Howevery disks were found corrupted and could not be archivarried out G&G Study using the available G&G Datamain. Based on the study, the Block is found egative techno-economics for hydrocarbon expsted to further evaluate the block, if additional infoinsight is provided by MOGE. The findings of theave been presented & discussed with MOGE on 2nal data from MOGE, the Consortium decided not to in the Block and accordingly, has notified on 1ent of offshore Block M-4.

4000 GLKM of 2D seismic have been acquired in2008) and mostly confined to 25% area at the centawa-1, Kinmon-1 & Zagawa-2) had been drilledaimed to be oil discovery. The appraisal well Zagcarbon. Kinmon-1 is a dry well. The G&G data was rmation was provided only in hardcopy format whIndia Consultants and used in the study. rospect Evaluation for Block YEB have been carrieentific data collected from MOGE as well as from rizons viz. Basement Top, Paleocene-Eocene BaEarly Miocene Top (Series-2 Top), Mid-Miocene (Series-4 top) have been mapped. The study (ific Study for shallow Offshore Block-YEB, Mial Leads in the Block. A total of 10 Leads have beevels from Miocene to Paleocene-Eocene. The findinaluation have been presented & discussed with M

nded study Period was

riod in both Blocks and th blocks. The available tages (1971, 1975, 1997 9 LKM was in SEGY dges, spool tapes which the Block earlier, well fd and Ye-1, a dry well as provided to OIL. The sultants where the data er, few cartridges, t be archived. G&G Data from MOGE & is found to have poor rbon exploration. The tional information/ data gs of the G&G study & on 28th December ded not to carry out any on 13/02/2017 to quired in four vintages at the central part of the illed earlier in YEB well Zagawa-2 did not data was collected from format which was later een carried out at PEAK as from other sources. ocene Basal Sand Top Miocene Top (Series-3 (E&D Directorate EB, Myanmar) has have been identified at The findings of the G&G ed with MOGE on 28th


The Consortium decided to has notified MOGE on 13/02/20of three years with revised MWareas of Archipelago Islands & c2.6 NATIONAL PROGRAMMGovernment of India has launcmonitored by E&D directoratprovides the vital link with Minas facilitator for the various prothe Department during the curr

i. National Seismic Prograii. National Oil Companiesiii. Multi Organisation Teaof India iv. National Gas Hydrates Pv. MoU with ONGC 2.6.1 National Seismic PrograThe NSP aims to undertake apacross India, especially wheunderstanding of the hydrocarNatural Gas Corporation (ONGconduct 2D seismic Acquisition,As part of this Programme, OIL LKM in Assam, Manipur, Arunacbelow gives the seismic campaig

Page 13 of 24

ded to conditionally enter into the Initial Explorati 13/02/2017 for Conditional entry into Initial Explevised MWP & Investment in view of EnvironmenIslands & coastal regions in the Block. AMMES

has launched few National Programs which are codirectorate and reported to Director (E&D). Th with Ministry or related agencies and support is barious programs. Following are the National Programg the current Financial year: mic Programme (NSP) ompanies (NOC) Monitoring ation Team (MOT) for Re-assessment of HydrocarbHydrates Project (NGHP)

rogramme (NSP): ertake appraisal of unapprised areas in all sedimially where no/scanty data is available, to h hydrocarbon resource potential. Under this prograion (ONGC) and Oil India Limited (OIL) have beencquisition, Processing and Interpretation (API) acros

mme, OIL has been entrusted to carry out 2D seismiur, Arunachal Pradesh, Mizoram and Nagaland. Tablic campaign being carried out by OIL under the NSP:

Exploration Period and itial Exploration Period vironmentally Sensitive

ich are constantly being E&D). The Directorate pport is being provided al Programs taken up by

Hydrocarbon Resources

all sedimentary basins le, to have a better his programme, Oil and have been entrusted to API) across India. 2D seismic API of 7,408 land. Table-3 and figure r the NSP:


At E&D Directorate the NSP attending the various meetings,2.6.2 Re-assessment of HyDeepwater Areas of India:Ministry of Petroleum & Natura2014 to carry out re-assessmeBasins of India and Deep Watesedimentary basins, approximrevision in view of the vast hydrocarbon resource assessmInstitute KDMIPE (Keshava DDehradun with Director (Explo& Development) of Oil India Committee headed by PetroleumMulti Organization Team (MOT)There are a number of workin(PSM) for the 26 sedimentary KDMIPE, Kolkata, Chennai, Mexecution of work is drawn frodomain experts. Comprehensimaps will be generated.

Page 14 of 24

the NSP is constantly monitored and support is meetings, workshops and OIL's representative to Gof Hydrocarbon Resources of all sediment

& Natural Gas (MoP&NG) has issued an office ordassessment of Hydrocarbon Resources for all 26eep Water Areas. The last such exercise was carrapproximately two decades ago and is overdue the vast amount of data collected since thene assessment is to be carried out under the leaderseshava Deva Malaviya Institute of Petroleum tor (Exploration) of ONGC as Chairman and DirectoOil India Ltd (OIL) as Co-chairman. A National L Petroleum Secretary monitors the progress of wor(MOT) were formed to carry out this exercise.of working teams carrying out the Petroleum Sysimentary basins of India at various work centershennai, Mumbai, Vadodara & CEC-Delhi). The mdrawn from ONGC, OIL and internationally reputedprehensive documentation in the form of variou

upport is provided by ative to Government.

imentary Basins & office order in January, all 26 Sedimentary e was carried out in 15 overdue for full scale ce then. The work of he leadership of ONGC’s roleum Exploration) at d Director (Exploration National Level Steering ess of work periodically. xercise. oleum System Modeling k centers of ONGC (i.e. i). The manpower for lly reputed consultants/ of various reports and


A Technical Monitoring Group review and assess the revision/modifications for furthOIL is actively engaged in Muexecutives who would be involsedimentary basins. OIL is direcbasins viz. 1) Assam Shelf, 2) AAndaman-Nicobar Basins. E&D Directorate in this regardreviews, facilitates and providesof Thrust Belt areas, Rajasthan BGM(GSc.) are members of TMG carried out in Mumbai, Vadodar2.6.3 National Gas Hydrates PNational Gas Hydrate ProgramCommittee and a Technical Comresources of the country. Uponthe NGHP is a consortium of NNational Research Institutionstechnically co-ordinated by DGHydrates in India. OIL is the actiThe first NGHP Expedition (second expedition started in 20NGHP-02 Association of OIL for NGHPDirectorate, Noida. The ExpeditJuly 2015. The primary goal odrilling/coring, logging, and aregional context, and charactemargin of India, Identification osuitable site for pilot production

A total of 42 wells were drilled LWD/MWD operations and 17logging/VSP/MDT operations asub-seafloor completion depths(mbsf). A total of eight (8) GeoscienExpedition. OIL reimbursed Rs. expenditure. The initial results of NGHP-02 abeen discovered in KG deep ofulfilled the objectives of discovand calculation for all the th

Page 15 of 24

ng Group (TMG) constituting of members from ONGs the work periodically and suggest anfor further improvement of the projects. ed in Multi Organization Team (MOT) and has dd be involved directly with the project for the revieIL is directly involved in resource estimation workShelf, 2) Assam-Arakan Fold Belt, 3) Rajasthan, 4)is regard is in the forefront of MOT and continuod provides support as part of working teams especiaajasthan Blocks and reserves re-assessment reviewrs of TMG from E&D Directorate and regularly reviei, Vadodara, KDMIPE and CEC-Delhi work centres.

ates Program (NGHP) e Programme (NGHP) was initiated in 1997 winical Committee for exploration and development otry. Upon reconstitution of NGHP in the year 2000rtium of National E&P Companies, (ONGC, OIL, IOCstitutions (viz. NIO, NGRI and NIOT) steered by ted by DGH. NGHP is given the responsibility to ex is the active member of the above programme. dition (NGHP-01) was conducted by DGH in the yrted in 2015. for NGHP 02 Expedition activities was coordine Expedition started on 3rd March 2015 and compry goal of NGHP Expedition 02 was to conduct scng, and analytical activities to assess the geolog characteristics of gas hydrate deposits along thification of sand within Gas Hydrate stability Zone aroduction testing for NGHP 03 in 2017-18. re drilled in 147 days. The drilled 42 wells consists s and 17 wells for continuous coring/pressure coerations at water depths ranging from 1,519 m to ion depths ranging from 239 to 567 meters below Geoscientists/ Engineers from OIL participatedursed Rs. 64.2 crores its share of 10% of the total

02 are very encouraging and producible gas G deep offshore areas in sand reservoirs. The es of discovering gas hydrates in sand facies. Based all the three areas( NGHP-02-B,C and E) in KG

from ONGC, OIL & DGH ggest any necessary has designated few r the review of different tion working teams of 8 asthan, 4) Mahanadi, 5)

continuously monitors, especially in the field nt review. ED(E&D) and larly review the projects entres.

1997 with a Steering lopment of gas hydrates year 2000 by MoP&NG, , OIL, IOC & GAIL) and eered by MoP&NG and to explore the Gas in the year 2006. The

s coordinated by E&D and completed on 28th conduct scientific ocean he geologic occurrence, s along the continental lity Zone and to identify s consists of 25 wells for ressure coring/wireline 519 m to 2,815 m, with ers below the sea floor rticipated in NGHP 02 he total cost of NGHP 02 cible gas hydrates have irs. The expedition has es. Based on the studies ) in KG offshore, it is


estimated that discovered gas 13.79 tcf of gas initially in-placeDuring NGHP 02 expedition, prfrom areas B, C and E. Pressure properties in PCATS by GeoTechtransported and stored in chacondition at AIST Sapporo, Hocores were studied at AIST andUSGS for academic study. The pressure cores are studied in well engineering and in prosamples include full pressurizedpressure; hydrate dissociatiomechanical properties and nuproduction and deformation of rA team of Geoscientists from Inwith the laboratory studies at April 2016 to June 2016 in phason working experience durinknowledge of the unconventionAt E&D Directorate, NGHP is dprovided by deputing personne2.6.4 National Data RepositorGovernment of India in envisKnowledge Hub (NKH) alternatarea in coming few years. Of whto setup National Data Repositowith provisions for seamless acIndia will enhance prospects of by improving the availability of At E&D directorate, as part of tdocuments) and related informthe request made by them. 2.6.5 National Oil CompaniesDGH constantly monitors and re

• Monthly, Quarterly annomination blocks field remedial measures. • PEL / PML examination, PELs • Review of liquidation of s• Monitoring Annual wor

Page 16 of 24

vered gas hydrate prospects during NGHP-02, holplace in about 200 Sq.km area. edition, pressure cores were recovered from10 wel. Pressure cores retrieved were studied on board shiy GeoTech. Twenty five (25) pressure cores from eied in chambers at hydrate stability, temperature pporo, Hokkaido Japan for further study. Twenty t AIST and remaining five (5) which was at AIST te studied for obtaining in-situ reservoir properties wand in production testing design. The studies on ressurized sediments core (methane hydrate) analydissociation monitoring, measurement of perms and numerical analysis of reservoir charactermation of reservoir during production of Methane Hysts from India (DGH, ONGC, OIL, GAIL and IOC) wtudies at AIST on pressure cores recovered from N16 in phases. During the work association, Geoscientnce during the Laboratory analysis and acquonventional core study. NGHP is directly monitored and support to the no personnel and as OIL's facilitator to the agency.

ository (NDR) in envisaging on an ambitious project to set u) alternatively called as National Knowledge Centrears. Of which NDR is the vital component and its maa Repository of reliable exploration and productioneamless access and on-line data management. Havispects of petroleum exploration and facilitate the Blability of quality data. s part of this program all requisite data (seismic, wed information of OIL's blocks are being facilitat

anies (NOC) Monitoring: and reviews the following activities of OIL & ON

rterly and Annual production performance mocks field wise, with reasons for shortfall in all themination, validation and monitoring. Half yearly revidation of sick and non-flowing wells on a monthly banual work programme of nomination blocks of NOC

02, hold potential of om10 wells in KG basin board ship for reservoir es from eight wells were perature and pressure . Twenty (20) pressure at AIST transported to operties which will help udies on pressure core ate) analysis under high of permeability, and characteristics for gas ethane Hydrates. d IOC) were associated ed from NGHP 02 from Geoscientists had hands and acquired practical

to the nodal agency is

t to set up a National ge Centre (NKC) in E&P and its main objective is roduction data for India ent. Having an NDR for itate the Bidding Rounds (seismic, well, reports & acilitated to DGH as per

OIL & ONGC: mance monitoring for in all the activities and yearly review meeting of

onthly basis ks of NOC


E&D Directorate in this regard,requested, collates, compiles an2.6.6 MoU with ONGC OIL had entered into a MemoraCorporation Ltd (ONGC) on cooperation for a joint geo-scienThe intent of the MoU is to eoffshore areas, Detailing of Cuttall the relevant geo-scientific dathis a joint collaborative team hPresently as part of the JoinGeoscientists to ONGC work cento the Area of Mutual Interest (Atechnical re-evaluation of the BaThe program is directly monitprovided to the team. 2.7 TECHNICAL EVALUATIOThe Discovered Small Field (DSState (I/C), Petroleum & Natura46(forty six) Contract Areas coonland, shallow and deep-waterEquivalent Gas were offered fothe nodal agency for facilitatinPetroleum & Natural Gas (MoP&Bids was started on 15th July 202016. Oil was desirous to participate selection of fields for possible band production (E&P) competenTo oversee and steer the wholesuccess in the DSF Bid Round, ateams, one at E&D Directoratehave been formed to carry out tThe two teams collectively visidays i.e. on 20th July 2016 and frview, the teams viewed the follorequired for selection of blocks

i) all contract areas offered

Page 17 of 24

is regard, provides the information sought by DGHmpiles and update the status of all blocks of OIL.

a Memorandum of Understanding (MoU) with Oil GC) on 28th March 2016 with a desire to descientific study of the Mahanadi Basin. oU is to evaluate Basinal Configuration in onlandng of Cuttack-Chandbali and Puri-Konark Depressioientific data to re-define the prospectivity of Mahanam has been envisaged as part of the MoU. f the Joint collaborative team, OIL has already work center at Bhubaneswar where the relevant dInterest (AMI) are available. The team has already con of the Basin as part of the joint study. ctly monitored by E&D directorate and all requis

ATION OF CONTRACT AREAS - DSF BID ROUNl Field (DSF) Bid Round, 2016 was launched by t & Natural Gas on 25th May 2016 at New Delhi. In tt Areas comprising oil and gas fields spread over 1water areas with an estimated 625 Million Barroffered for bidding. Directorate General of Hydroca facilitating the process of bidding on behalf of thGas (MoP&NG), Govt. of India. The process of online5th July 2016 and the last date for submission was 2

ipate in the DSF Bid Round 2016 by strategizinpossible bidding but also the partners to leverage t competencies while also sharing the investment ris the whole process of bidding to its logical conclusio Round, a multi-disciplinary Team was constituted.irectorate, Noida and the other at Basin Group at arry out technical evaluation of contract areas. tively visited the data-room at DGH-Noida to view and from 1st August 2016 to 3rd August 2016.ed the following areas and collected all such technic of blocks for further evaluation: as offered in NE (since OIL has established presence

ht by DGH as and when of OIL.

with Oil & Natural Gas ire to develop mutual in onland and shallow-Depressions, re-evaluate of Mahanadi Basin. For already deputed two relevant data pertaining already commenced the all requisite support is

OUND 2016 ched by the Minister of Delhi. In the Bid Round, ad over 1500 sq. km. in illion Barrels of Oil & Oil f Hydrocarbon (DGH) is ehalf of the Ministry of of online submission of sion was 21st November

tegizing not only the leverage the exploration stment risk. lusion of attaining nstituted. Two technical Group at FHQ, Duliajan

a to view the data for 4 16. During the data-ch technical information presence in this area),


ii) contract areas in KG anthese area) iii) contract areas in offshoreIn the process the teams alspresentation on 6th August 20following 13 nos. of blocks wereat the respective interpretation NE Blocks: 1. Dipling cluster 2. Kherem 3. Duarmara 4. Laxmijan cluster 5. Barsila KG Basin Blocks: 6. Bhimanapalli Cluster7. Mummidivaram 8. Koravaka Cambay Basin Blocks: 9. South Patan Offshore Blocks: 10. D-18 11. D-31 Cluster 12. B-9 Cluster 13. B-37 Cluster Out of the above 13 blocks the oat Team Centre by the Basin Grto be assessed at PEAK Centreblocks is to be assessed at E&D DThe technical evaluation and eone based at FHQ, Duliajan (TeaThe technical and economic evarespective teams and a detailedafter detailed technical discussifor bidding by OIL in the DSF Ro

1. South Patan (Gujarat)2. Kherem (Arunachal Prad3. Duarmara (Assam) 4. D-18 (Mumbai Offshore)Additionally, the selected economic parameters and workprobable partners the economi

Page 18 of 24

in KG and Rajasthan/Cambay (since OIL has proin offshore (to gain strategic entry into offshore discteams also compiled all the information and iugust 2016 with Director (E&D) and other seniolocks were selected for further technical and econompretation centres:

luster

locks the offshore Blocks and NE area Blocks were te Basin Group, FHQ. The other KG Blocks and CambCentre by E&D Directorate, Noida. The economic fd at E&D Directorate, Noida. ion and economic feasibility was thus carried out liajan (Team-A) and the other at E&D Directorate, Nonomic evaluation of the selected 13 blocks was a detailed presentation was made to the senior Geoal discussion following Five DSF contract areas wereSF Round – 2016: ujarat) achal Pradesh) Offshore) ected 4 contract areas for bidding were further and work programme. Furthermore in technical dise economic analyses and the work programme we

L has project offices in shore discovered asset) on and in a technical her senior officials, the nd economic evaluation

cks were to be evaluated and Cambay Block were conomic feasibility of all rried out by two teams ctorate, Noida (Team-B). s was carried out by the senior Geoscientists and reas were decided upon

e further analyzed for chnical discussions with amme were elaborately


deliberated upon and a final ronew Revenue sharing policy. TPoint (HRP) were extensively wOut of which OIL (40%) was awand HPCL (20%) and the Reventhe Consortium Partners with G2.8 GEO-SCIENTIFIC STUDYE&D directorate also provides tto different domestic projectsFollowing are the related activiyear. 2.8.1 KG-Project : Well ThanWell Thanelanka-1 located in Ktarget depth of 5200m. Well Tprospects in the Early Cretacprimary target. During the drnumber of sands with fluorescFurther to this Petro-physical inthe presence of prospective hydGeo-scientific Study during thThe encountered prospective hyfor its spatial extent on the information, Identified drillabAssessment. 2.8.2 Rajasthan Project: ProsDandewala Field Well Dandewala-28 (DND-28) wDuring drilling in Bedesirencountered with good hydroresults, Core analysis, and the palso validates the presence of hyGeo-scientific Study during thThe prospective hydrocarbon DND-28 was interpreted for its available well information and identified prospect was also car

Page 19 of 24

a final round of economic evaluation was perform policy. The Lowest Revenue Point (LRP) and Hignsively worked upon for the selected 4 contract are) was awarded Kherem-DSF along with HOEC ( the Revenue Sharing Contract was signed on 27th Mers with Government of India.

UDY & TECHNICAL SUPPORT TO PROJECTSprovides the necessary technical support via Geoc projects of OIL especially KG Project and Rajaated activities carried out by the department durin

Thanelanka-1: Cretaceous Prospect cated in Krishna-Godavari Basin was spud on 12.0m. Well Thanelanka-1 was proposed to probe thely Cretaceous syn-rift fault block with Gollapalling the drilling at Upper Cretaceous Chintalapallih fluorescence and good hydrocarbon show werephysical interpretation, RDT and PVT sample analysective hydrocarbon sands in the Upper Cretaceous se

ing the Financial year pective hydrocarbon sands in well- Thanelanka-t on the seismic data with integration of the ed drillable Prospect and computed the rela

: Prospectivity of sands of Bedesir-Baisakhi28) was spud on 19.08.2016 as a developmenBedesir-Baisakhi Formation, few hydrocarbon od hydrocarbon shows and fluorescence. Further, and the petro-physical interpretation of recorded sence of hydrocarbons.

ing the Financial year rocarbon bearing Bedesir-Baisakhi sands encountted for its spatial extent on the seismic data with intation and Identified drillable Prospects. Resource esas also carried out.

s performed as per the ) and Highest Revenue ntract areas EC (40%) as operator on 27th March 2017 by

CTS via Geo-Scientific study and Rajasthan Project. ent during the financial

d on 12.01.2016 with a probe the hydrocarbon Gollapalli formation as intalapalli formation, a how were encountered. ple analysis also confirm taceous section.

-1 was interpreted of the available well the related Resource sakhi Formation in

velopment vertical well. rocarbon sands were e. Further to this, SWC recorded wire-line logs

s encountered in well- a with integration of the esource estimate for the


2.9 FORMATION EVALUATIOAs part of technical support toRound and G&G evaluation Studwells has been carried out at E&In Country

Sindhuja-1 Thanelanka-1 Gadilanka-1 Dandewala-25 Dandewala-26 Dandewala-28 GKS101NAA-A Yadurulanka-1

Table: 1: List of well log interpre3.0 E&D CALENDAR In an effort to streamline the rethe involvement of key persocalendar was initiated, whereiadvance. As part of the E&D calendar duthe following events: E&D Conference 2016: The E"Strategy for Future: ChallengKaziranga, Assam during 4th & participants, of which 3 particirest from different spheres of development and production ain exploration front, Field devetechnology up-gradation and gebe carried out during the nexconference. Formulation of Annual workDirector (E&D), to finalise the 2017-18 was held at Kolkata oadopt a pragmatic approach toevenly allocate resources and stfor the financial year 2017-18 thWorkshop on BE/RE Target Directorate organised a oneNoida. The meeting was chairedDepartments and key personnphysical targets of drilling wel

Page 20 of 24

ATION upport to Projects, evaluation of Blocks during thation Study of Overseas blocks, Formation Evaluatio out at E&D- Directorate during the financial year.

Overseas DSF Bid RouZagawa-1 BhimaZagawa-2 KoravKinmon-1 Mumm

Uppid South South

g interpretation

line the regular/routine important E&D activities, wey personnel from different spheres/Projects of d, wherein regular/routine yearly activities are plalendar during the financial year, E&D Directorate

The Exploration & Development Conference, : Challenges and Lessons Learnt" was held at Bing 4th & 5th January, 2017. The conference was 3 participants were members of the Board of Direheres of the Company covering the entire gamut oduction activities. During the Conference many actField development & surface facilities, drilling & wion and general points relating to E&D activities werg the next financial year which will be reviewe work plan for E&D Work-centers: The Meetialise the Work Program of the G & G Work-center Kolkata on 6th March 2017. The objective of the mproach to cater to the need of the various Assetsrces and streamline the studies by the various Work18 the annual work-plan was discussed and forrget Finalisation: As already discussed above p a one-day workshop in September 2016 at E&as chaired by Director (E&D) and was attended by y personnel to formulate the BE/RE Targets. Tablling wells and the seismic campaign for the periods

during the DSF bidding Evaluation of following ial year. d Round Bhimanapalli Koravaka Mummidivaram Uppidi South Patan-5 South Patan-7

ctivities, which requires ojects of OIL, the E&D ies are planned well in rectorate had organised nference, 2016 themed held at Borgos Resort, was attended by 49 ard of Directors and the e gamut of exploration, many actionable points rilling & workover jobs, ivities were identified to e reviewed at the next The Meeting, chaired by centers for the year e of the meeting was to us Assets and Projects, ious Work-centers. Thus ed and formulated. ed above point 2.2, E&D 16 at E&D Directorate, ended by all head of the rgets. Table-2 gives the e periods.


4.0 NOTES/REPORTS PUBLIAs per the annual work plan focarried out at PEAK Centre, the

Based on the above projects, theyear : S. No. Note 1. E&D Directorate Note Report of Sindhuja-12009/2 2. E&D Directorate Note Evaluation and PrioritisaProspects Based on The Interpretation of 2500 GLBlock SHAKTHI-II (G4-3. E&D Directorate Note Nfor shallow Offshore Block4. E&D Directorate Note Proposal for Drilling of NELP-VI Block KGGodavari Onshore Basin5. E&D Directorate Note Bedesir-Baisakhi sands in6. E&D Directorate Note Nof DSF Blocks

Page 21 of 24

PUBLISHED DURING THE YEAR rk plan for 2016-17 the following projects were forentre, the figure also gives the status of each project:

rojects, the following notes and reports were pubdliAuthors

Note No-1 - Well Completion 1, NELP-VIII Block CY-OSN-Mridul Saikia, Basumatary

Note No-2 - Review, Prospect ritisation of M/S GT Identified The Study “Integrated Seismic 00 GLKM of 2D Seismic data in -245 ) Gabon

Kailas Gaikwad, DMridul Saikia

ote No-3 - Geo-scientific Study hore Block-YEB, Myanmar Nikhil Agnihotri, KMetilda Pereira, A.K. Verma, Y. Ranj

Note No-4 - Prospectivity of rilling of Exploratory Location in ck KG-ONN-2004/1, Krishna re Basin

Metilda PereirBasumatary, SarfarVerma

Note No-5 - Prospectivity of i sands in Dandewala Area Kailas Gaikwad, MA.K. Verma

ote No-6 - Evaluation Report Kailas Gaikwad, MAshwani Kumar,

s were formulated to be ch project:

pubdlised during the

Saikia, Binoy .K.

ad, DP. Dinesh Babu,

gnihotri, Kailas Gaikwad, Pereira, Ashwani Kumar, a, Y. Ranjeet Singh Pereira, Binoy.K. ary, Sarfaraz Nawaz, A.K.

aikwad, Metilda Pereira, aikwad, Metilda Pereira, Kumar, Kunal Dakua


7. E&D Directorate NoEvaluation Report forSindhuja-1, , GadilankaGKS101NAA-A, Yadurulan8. E&D Directorate Note National Gas Hydrates Pro5.0 TECHNOLOGY UPGRADAFor drilling of Well Sindhujatime in OIL's drilling operationgauge-hole and overall successWell Sindhuja-1, Real Time Opereal time monitoring of the drillwithout any delay. The centre wpore pressure analyst, drilling cThe use of such new technolcompletion of the well. PEAK Centre at E&D directorawhich are upgraded and updatContractual terms and conditionApart from the basic Seismic Seismic Reservoir CharacterizEvaluation Software Techlog bSoftware suite by IHS. It has alsSeismic Interpretation Software6.0 ORGANIZATION Headed by Executive Directodepartment has a total strengt2017. The entire list of executiv6.1 TRANSFER, JOINING, SUPEDuring the Financial Year 2016transferred, joined, superannudepartment, detailed list is encloTransferred Joining Superannuation Promotion Death 7.0 TRAINING / WORKSHOPApart from the training courses17 as stated below, the departOffshore Drilling at Cauvery and

Page 22 of 24

Note No-7 - Formation port for Well Thanelanka-1, dilanka-1, Dandewala-26 & Well- Yadurulanka-1

Ashwani Kumar

Note No-8 - A Note on the drates Programs in India. Binoy. K. Basumata

RADATION indhuja-1, Synthetic Oil Based Mud (SOBM) was useoperations. The use of SOBM aided in hassle-free dll successful completion of Sindhuja-1. Also during me Operation Centre (RTOC) was set up at E&D Dof the drilling progress of the well, which aided in tae centre was equipped with state of art of hardwa, drilling consultants in addition to drilling team of O

technologies for the drilling of the well aided directorate is equipped with updated hardware and updated on regular basis as part of the Annua conditions. c Seismic Interpretation software, PEAK Centre hharacterization Hampsen-Russell Software suite Techlog by Schlumberger, Cost Estimation & Tech. It has also recently purchased license to Decision S Software suite by Landmark.

e Director (Exploration & Development) Mr. tal strength of 29 executives, 3 employee staff f executives, employees etc is enclosed as Annexur, SUPERANNUATION, PROMOTION & DEATH

ear 2016-17 following are the number of executiveuperannuated, promoted and passed away due tolist is enclosed as Annexure-4: 7 6 1 4 1

SHOP / SEMINAR / CONFERENCE g courses/seminars attended by executives during the department has deputed its executives to well uvery and HPHT drilling at KG-Project:

Kumar

Basumatary

) was used for the first free drilling, perfect so during the drilling of p at E&D Directorate for aided in taking decisions of hardware equipment, team of OIL. ell aided in successful

hardware and Software he Annual Maintenance Centre has license to re suite by CGG, Log n & Techno-economics Decision Space Desktop

nt) Mr. S.K. Jena the staff as on 31st March exure-IV ATH

executives & employees ay due to death in the

es during the year 2016-s to well site duties for


S. No. Event name 1. Tech. PVT & Flow Assuran2. National Oil Spill Conferen3. Workshop on Emerging and Lessons Learnt from 4. Pressure Core Study of NG5. International Conferencprospects of PetroleProcessing Industries, Dh6. PETROTECH Conference 7. CERAWEEK 2017 ConfeHouston, USA 8. E &D Conference -2016, KRoutine technical trainings weproviders for software familiaattended by the Geo-scientists days etc, organised by the otheralso attended by the Geoscientis8.0 CONCLUSION: E&D Directorate in the FinaExploration & Development prExploratory & Development locE&D Directorate also applied aunder DSF Bidding Round whstipulated timeframe. One Coconsortium which resulted in adE&D Directorate which directlFinancial Year for the drilling oas use of SOBM and RTOC, newsuccessful completion of drillingE&D Directorate directly operathe technical evaluation for btimeframe of 1 year. This resuconditional entry to Block YEB.9.0 ACKNOWLEDGEMENT:The Financial Year 2016-17 wachievements and accomplishmSudhakar Mahapatra. Our sincguidance in all the Projects of E&

Page 23 of 24

Participants w Assurance Technique, Goa Bishnu Rabha, Kailll Conference, Mumbai D.K. Bhadra merging Risks in E&P Operations arnt from Past Accidents, Noida

D.K. Bhadra, Rajiv

tudy of NGHP-02 at AIST, Japan Binoy. K. BasumataConference on "challenges and Petroleum Production and stries, Dhanbad

Ashutosh Pandey

nference -2016, New Delhi S.K. Jena, GhanBharali, Binoy Basu17 Conference by IHS Markit, Ashutosh Pandey

2016, Kaziranga S.K. Jena, B.R. Dakua, Ashutosh Pinings were organised at PEAK Centre, Noida bre familiarisation and upgradation/new additionscientists of the Dept. Also the technical worskhop the other service company's at New Delhi or nearbeoscientists as and when intimated. the Financial Year 2016-17 accomplished the pment proposals which aided in record release ofpment locations. applied a well planned and strategized evaluationound which resulted in bidding of 4 contract are. One Contract area (KHEREM-DSF) was awarulted in addition of new acreage to OIL

ch directly operated the cauvery NELP offshore drilling of Well Sindhuja-1 with the use of new techTOC, new logging tools etc, OIL as operator could adrilling of the deepest Offshore Well in Cauvery octly operates the overseas Myanmar Block, in the tion for both blocks could be achieved within resulted in decision making of exiting from lock YEB.

NT: 17 was an eventful year for E&D Directoracomplishments under the able guidance of DirectOur sincere thanks and gratitude to him for hjects of E&D Directorate.

abha, Kailas Gaikwad

dra, Rajiv Medhi . Basumatary h Pandey

a, Ghana Gogoi, B.R. Binoy Basumatary h Pandey a, B.R. Bharali, Kunal shutosh Pandey

Noida by the service additions which were worskhops, technology i or nearby places were

the review of 31 release of 46 out of 85 evaluation of 13 blocks ntract areas within the was awarded to OIL's offshore block - in the f new technologies such could accomplish the Cauvery offshore.

ck, in the Financial year within the stipulated ing from M4 Block and

Directorate with many of Director (E&D) Mr. him for his continuous


The goals set for the year and aof the incessant support, and eJena. Our heartfelt appreciationAll the achievements for the ydedication and hard work bycommitment and earnest effortthe year. We also thank all departmentsand Corporate Management forDirectorate. Following are few snapshots of

E&D Conference 2016, Kazirang

Sindhuja-1 drilling in progress

(B.R. Bharali) GM (GSc.)

Page 24 of 24

year and all tasks taken up could reach its ultimate and efficient leadership of Executive Directorpreciation to him for balanced steering of the Directo for the year could never be accomplished witho work by all the team members of E&D Direest efforts only made it possible to achieve the milepartments of FHQ, KG-BEP, Rajasthan & Overseas ement for their whole-hearted co-operation in all fupshots of few events organised by E&D Directorate.

, Kaziranga E&D Annual Work plan 2

progress Director(E&D) at E&D Di

ultimate target because irector (E&D) Mr. S.K. he Directorate. ed without the sincere E&D Directorate. Their e the milestones during

Overseas Gabon Project on in all functions of the rectorate.

ork plan 2017, Kolkata

at E&D Directorate

Wells Drilled During the year 2016-17 Annexure-1 A. Completed Exploratory Wells in 2016-17

Sl. No. Loc. Name / Well Name / Hycrocarbon Type / Category Sphere / PML or NELP Block

Remarks

1 HYB / Makum-58 / Oil / Appraisal MPA / PML Inconclusive testing. The main hole was sidetracked to land the well in updip position. Target Barail sand is downdip as compared to predicted depth and produced water. Total 3 sands are tested. Presently in Tipam. Higher up prospective Girujan Gas sand. Further testing to be carried out by w/o rig 2 DGY / Balimara-3 /Oil/ Appraisal Well on production from Barail 4th Sand (BMR001 Block) 3 BGR / Baghjan-21 / Oil/ Appraisal Well is presently killed due to annulus pressure build-up. On testing produced gas @ 30000 SCMD with 4 klpd oil (API: 38°) through 5 mm bean. Pressure drop was observed while attempting hermetical testing thrice. 4 HYE / Makum-59 / Oil/ Appraisal Inconclusive testing. Target Barail sand is downdip as compared to predicted depth and produced water. Barail Extra Sand to be tested later by w/o rig 5 TT / Barekuri-20 / Oil/ Appraisal on production from LK+TH SG-III 6 CJ / Dulipara -1 / Oil/ New Prospect Abandoned without lowering 5.1/2" casing in view of poor HC prospects. 7 CG / Makalbari-1 / Oil / New Prospect Abandoned without lowering 5.1/2" casing in view of poor HC prospects 8 HXA / NHK-633 / Gas/ Appraisal In view of poor HC prospect, completed as WDW without lowering 5.1/2" casing 9 BGK / Baghjan-20/ Oil / Appraisal On production from Langpar SG-V 10 CZ / Kharikatiya-1 / Gas / Appraisal Well is presently shut-in due to production of sludge. 11 TAT / Kharjan-1 / Oil/ New Prospect Discovery well. Presently shut-in. Produced high Pour Point oil. Flow rate hasn't improved much after EGMBE job. To be tested later 12 DHF/HJN-67/New Prospect Produced gas on testing. Awaiting pipeline 13 BGU / BGN-22 / Oil / Appraisal on production from LK+TH SG-III 14 MFJ / Borbuibil / New Prospect Discovery Well. Arranging for testing LK+TH Sand. On Testing 3322m Barail sand, well produced oil @ 28 klpd through FB to well-head set-up by applying N2 shots. 15 MFK / Lakwagaon-1 / New Prospect Under Production Testing. 4363-m & 4350-m LK+TH sand tested and produced water only. 16 MKB-1/Mechaki-5 / Oil / Appraisal on production from LK+TH sand 17 SPB / Umatara-2 / under Production Testing

Annexure-1 New Prospect

18 HYS / NHK639 / Gas / Appraisal Produced gas on testing 2830-m upper Tipam sand. Awaiting pipeline 19 MZ-1 / Keifang-1 / New Prospect MZ-ONN/2004/1 Abandoned without lowering 5.1/2" casing in view of poor HC prospects 20 9A / Thanelanka-1 / New Prospect KG-ONN/2004/1 Encontered prospective sands in Golapalli Fm, Raghavapuram Fm and in Chintalapalli Fm. Only Golapalli Fm can be tested in the well. Testing will be carried out by 1000 HP Rig. RDT sample collected @ 3010m showed wet Gas (Net Cal Value 9636 K.cal/sm3) with little amount of condensate (46 API) and water. Well kicked while drilling @ 3775m. Gas flared by using flare line through poor boy degasser. RDT sample taken @ 3773.5m showed gas (C1 92.6%, C2 1.85%) having Net Calorific value of 7865 K cal/sm3 with formation water. 21 12 / Gadilanka-1 / New Prospect Abandoned without lowering 5.1/2" casing in view of poor HC prospects 22 4A / Sindhuja-1 / / New Prospect CY-OSN-2009/2 Abandoned without lowering 5.1/2" casing in view of poor HC prospects 23 RBAS / Bikampur-1/ / New Prospect Rajasthan / Baghewala PML

Under Production Testing. Heavy oil Prospect. Open hole log couldn't be recorded due to severe mud loss in the well. Cased hole neutron log recorded, and well is perforated as per correlation. SRP rod is installed. Arranging to install surface unit of SRP for further testing. TOTAL 23 wells

Annexure-1 A. Completed Development Wells in 2016-17 Sl. No. Loc. Name / Well Name / Hycrocarbon Type Sphere / PML or NELP Block Remarks 1 HYH / HJN-61 / Oil/ devg MPA / PML producing@ 4 klpd (Lower Tipam) 2 DHM/Barekuri-18 / Oil / devg MPA / PML Shut-in due to 100% water cut. Tested SG V (Langpar sand) 3 HYA / NHK632 / Oil/ Dev MPA / PML Shut-in for reservoir study. it produced gas @ 20,000 SCMD through 4 mm bean with FTHP: 1700 psi (Associated Gas). 4 DHK / BRK-21 / Oil/ Dev MPA / PML Prospective oil sand in SG III (LK+TH). To be tested after completion of Loc DHJ from same plinth with w/o rig 5 HYK / HJN-62 / Oil / Dev MPA / PML produced gas from Tipam Extra sand. To be completed with retainer packer in view of annulus pressure build up. Flowline to be laid.Under Workover for GravelPack (The target oil sand TS-40 is about 20 m downdip than predicted depth. Sand top – 2439 mbd, OWC – 2551 mbd, updip wells producing with ~50% water cut. SWC shows no fluorescence) 6 HYJ / HJN-64 / Oil / Dev MPA / PML On production Middle Tipam (HJN021 block) 7 HYF / HJN-63 / Oil / Dev MPA / PML On production from Barail 4th+5th Sand (Well HJN002+005 Block) 8 HYP / NHK634 / Oil/ Dev MPA / PML Rig down declared. Inconclusive testing 9 DHL / BRK-19 / Oil/ Dev MPA / PML on production LK+TH SG-IV 10 TAL / BRK-22 / Oil/ Dev MPA / PML on production LK+TH SG-III 11 HYD /MKM-60 /Oil / Dev MPA / PML on production. Main target Barail 4th+5th was water bearing. Well is producing from Barail extra sand 12 HYM / NHK-635 / Gas / Dev MPA / PML on production Kathalguri Tipam Upper Sand (Well NHK290 Block) 13 HYG / HJN-65 / Oil / Dev MPA / PML on production Tipam Lower Sand (Well HJN005D Block) 14 HYI / HJN-66 / Oil / Dev MPA / PML on production 15 HYL / Kharikatiya-2 / Gas / Dev MPA / PML Presently Shut-in. Produced oil & gas. Incomplete production testing in view of facilities constraints 16 HYT / NHK637/ Gas / Dev MPA / PML on production Jutlibari Barail 4th Sand (Well NHK050 Block) 17 HYN / NHK636 / Oil / Dev MPA / PML Main Target Barail 4th+5th sand produced water. on production from Kathalguri Barail Extra 3145m Sand ( NHK636 SWP) 18 HXW / LHL-4 / Gas / Dev MPA / PML on production from Deohal-Lohali Barail 3rd Sand (Well NHK285 Block) 19 NLK / NHK638 / Gas / Dev MPA / PML under production testing 20 DHJ /BRK-23 / Oil / Dev MPA / PML on production from LK+TH SG-III 21 BGS / BGN-23/ Oil / Dev MPA / PML on production from LK+TH SG-IV 22 DIB /SLM-43 / Oil / Dev MPA / PML On production from Barail 4th Sand (Well SLM005 Block)

Annexure-1 23 DHN / BRK-24 / Oil / Dev MPA / PML Observed Pressure drop during hermetical testing. To be tested later with w/o rig 24 HYU / NHK-640 / Gas / devg MPA / PML under production testing 25 RJBI / Dandewala-26/ Gas/ devg RP / PML Pariwar sand produced water. Lower Goru sand is also tested & produced water. To be tested later with workover rig. 26 RJBG / Dandewala-27/ Gas/ Dev Rajasthan / PML on production from Pariwar sand 27 RJBF / Dandewala-28/ Gas/ Dev Rajasthan / PML on production from Pariwar sand In addition, 9 WDW wells (WDW-162, DHP-1:WDW, WDW-163, WDW-171, WDW-166, WDW-168, WDW-172, WDW-167, WDW-170) in MPA and 1 WDW in Rajasthan are completed during 2016-17

List of Discoveries 2016-17 Annexure-2 S.No. Name of Discovery Area Expl/New Pool Remarks

1 Hapjan-62 Hugrijan PML new pay / un-appraised sand in Tipam formation

Presently, the well is producing gas @ 50,000 scmd 2 Hapjan-67 Dumduma PML

Exploratory (Barail Formation) Presently, the well is shut-in and awaiting pipeline infrastructure for production

3 Makum – 60 Hugrijan PML appraised zones in Barail Formations

Presently, the well is producing @ oil – 24 m3/d

4 Kharjan-1 Tinsukia PML Exploratory (Lk+Th formation)

Tested Heavy oil and presently the well is shut in. 5 Naharkatiya – 637 Hugrijan PML

unappraised zone in Barail Formation Presently, the well is producing gas @ 30,000 scmd.

6 Borbhuibil – 1 Moran PML Exploratory (Barail Formation)

Initially produced oil @ 28m3/d

7 Hapjan-55 Hugrijan PML new pay / un-appraised sand 3077-m Barail extra sand

Presently, is on production @ oil – 5 m3/d

8 Naharkatiya – 595 Naharkatiya Extn PML

new pay / un-appraised sand 2675-m Barail sand Presently is on production @ oil – 21 m3/d

9 Naharkatiya – 606 Hugrijan PML Barail Formation currently on production @ oil – 7 m3/d,

10 Makum - 43 Hugrijan PML new pay / un-appraised sand 2323-m Tipam sand

Presently is on production @ gas – 35,000 scmd.

Annexure-3

Annexure-3 Oil India Limited Status of Blocks under Nomination PEL as on 01.04.2017

S.No PEL Area (Sq.km) Validity Present Status

1

Namchik PEL

195.00

24.09.2020

Forest clearance for Loc.NCK-1 obtained on 02.03.2016.Approval for handing over the land to OIL has been received from Govt. of Arunachal Pradesh. Land takeover process from DFO, Jairampur is in progress. Land (2.98 hact) handed over to OIL on 22.10.2016 and possession of the land made on 24.10.2016, from Govt. of Arunachal Pradesh. Civil construction job is under progress. Seismic data acquisition completed in Namchik PEL on 07.05.2016. Cumulative progress is 75.92

2

Jairampur Ext. PEL

23.25

03.03.2019

2D Seismic data acquisition started in Jairampur Extn.PEL on 24.06.2016. Data acquisition could not be completed in this area due to very difficult terrain & expiration of the seismic service contract. Cumulative progress is 5.20 GLKM. Final civil survey for Loc. JRB completed. However, it has been observed for surface accessibility point of view that total area required for Loc.JRB is 17.15 hect. (Earlier it was 8.710 hect.). Accordingly, revised FC submitted to PCCF, Itanagar on 01.08.2014.FC proposal with recommendations forwarded to MoEF Regional Office at Shillong on 14.12.2016 by Principal Secretary, Govt. A.P for approval. Approval of the matter is pending.

Annexure-3 3

Deomali PEL

113.50

25.07.2019

Civil survey & demarcation of Loc. DML2 completed. Waiting for Forest Clearance. Joint inspection of Loc.DML2 carried out on 12.01.2016. DFO’s submitted its report to CCF, SAC, Deomali on 06.05.2016. CCF submitted his report on 17.05.2016. Proposal is under process at the office of Nodal officer, Itanagar. As advised by CCF (Cons) and Nodal officer, Itanagar, proposal for Loc DML2 is uploaded in the MoEF’s website on 21/11/2016. Required NBWL (National Board for Wildlife) clearance. Seismic data acquisition completed in Deomali PEL on 11.03.2017. Cumulative progress is 74.32

Total PEL Area under Nomination Regime: 331.75 Sq Km.

Annexure-3 Status of Blocks under Nomination PML of Assam /Arunachal Pradesh / Rajasthan (as on 01.04.2017) Sl. No. ML Area(Km²) DOC/ Regrant Validity Remarks

1 Naharkatiya 1.424 04.02.1954 / 04.02.2004 03.02.2024 2 Naharkatiya Extension 165.76 08.02.1954 / 10.01.1991/ 10.01.2011

09.01.2031

3 Moran 429.42 26.08.1955 / 10.01.2001 09.01.2021/17-12-2041 No.PEM.95/2016/63 DATED 9TH MARCH2017 4 Moran Extn. 560.00 01.11.1982 / 01.11.1986 / 01.11.2006 31.10.2026

5 Hugrijan 725.20 26.08.1955 / 10.01.2001 09.01.2021 6 Dumduma 503.73 16.01.1963 / 26.11.1969 / 26.11.1989/ 26.11.2009

25.11.2029

7 Digboi 49.33 14.10.1981 / 14.10.2001 13.10.2021 8 Dibrugarh 186.00 21.01.1998 21.01.2018 9 Tinsukia 250.00 07.12.2001 06.12.2021 10 Dholiya 131.00 18.10.2002 17.10.2022 11 Borhapjan 87.00 07.12.2000 06.12.2020 12 Chabua 189.00 12.06.2002 11.06.2022 13 Mechaki 195.00 19.05.2003 18.05.2023 14 Baghjan 75.00 14.05.2003 13.05.2023 15 Tinsukia Extension 185.00 17.05.2003 16.05.2023

16 Sapkaint 105.00 24.12.2007 23.12.2027 17 Borhat 81.00 13.08.2013 12.08.2033 Received grant of PML on 11.02.2014 from MoP&NG; Ref letter No. PLN/1/1-7/22(a)-777 dated 2.7.2015 to principal Secy. Govt. of Assam, 18 Mechaki Extn. 9.00 06.07.2010 / 05.07.2030 05.07.2030 Received grant of PML on 16.12.2013 from MoP&NG. Ref letter No. PLN/1/1-7/49-778 dated 2.7.2015 to principal Secy. Govt. of Assam, 19 Hugrijan extn PML 8.41 sq km For 20 yrs Ref letter No. DGH/PEL-PML/Hugrijan extn/2015 dated 04.02.2015 3918.832

New Application

Annexure-3 DIb Extn PML (Conversion) 129 sq km Letter No. OIL/E&D/5/2016. dated 8.3.2016 Hugrijan extn PML (lakhipathar) 8.41 sq km DGH requested to put up case to MOP&NG dated 04.02.2015

Letter No. OIL/CEMG/64/2015-1067 dated 30.01.2015

Dumduma extn PML(Chandmari) 4.55 sq km Letter No. OIL/E&D/5/2016 dated 27.09.2016 Dumduma Extn South PML (Balimara) 83.38 sq km Letter No. OIL/MOP&NG/64/1/2017 dated 28.03.2017 Arunachal Pradesh

19 Ningru 540.668 27.11.1963 / 27.11.2003 26.11.2023 Re-grant approval from GoAP awaited 20 Ningru Extn. 75.00 11.05.2004 10.05.2024 Grant Awaited from GoAP 615.668

Total Area 4534.5 Rajasthan Sl. No. ML Area(Km²) DOC/ Regrant Validity Remarks 21 Jaisalmer 250 01.01.1996 / 31.12.2015 31.12.2015

22 Baghewala 210 30.05.2003 / 29.05.2023 29.05.2023 Total Area 460 GRAND TOTAL 5004

NELP

/Pre-

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BLOC

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Annexu

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S.No.

NELP

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PEL A

rea (K

m2 ) Ini

tial/N

ow

& Part

icipati

ng

Intere

st RE

MARK

S pro

duction

shoot

ing star

ted on

23.12

.2016.

Cum

ulative

prog

ress i

s 84.3

Sqk

m.(as

on 30.

04.201

7)

6. AA

-ONN-2

010/

3 (Sa

diya)

Initial

Explora

tion Pe

riod

(12.12

.13-11

.12.18

) PSC

signed

on 28

.03.20

12 PEL

grant

ed on

12.12.

2013

171 / 1

71 OIL

(40%

) (O)

ONGC

(40%

) BR

PL (20

%)

• OC

dated

26.12

.2016

approv

ed the

Budge

t & Wo

rk Prog

ram for

BE-20

16-17

& RE-

2015-1

6. The

signed

copy su

bmitte

d to DG

H on 2

9.12.2

016.

• On

e Loca

tion ha

s been

ident

ified f

or exp

lorator

y drilli

ng wit

h geol

ogical

obj

ective

s in LK

+TH a

nd Bar

ail res

ervoir.

The p

ropose

d locat

ion is

under

review

of the

conso

rtium.

7. NE

LP

IX

MB-OS

N-201

0/2

(Mum

bai Of

fshore

) Init

ial Exp

loration

Period

26/

09/12

– 01/1

0/16

PSC sig

ned on

30.08

.2012

PEL gr

anted

on 26.

09.201

2

3411 /

3411

OIL

(50%

0 (O)

HPCL (3

0%)

BPRL (2

0%)

Submit

ted p

roposa

l for

relinqu

ishme

nt of

the b

lock

to DG

H dat

ed 30.

11.201

6. Cons

ortium

paid L

D for u

nfinish

ed MW

P.

OIL N

ON OP

ERAT

OR

NE

LP

Block

Name

PE

L Area

(Km2 )

Initia

l/Pres

ent

& Part

icipati

ng

Intere

st RE

MARK

S

2 NE

LP-II

MN-OS

N-200

0/2

Mahan

adi -N

EC PSC

signed

on 17

.07.20

01 PEL

Grant

ed on

16.08.

2001

8330.0

0/4061

.00

ON

GC – 4

0% (O

) IOC

– 20%

GA

IL – 20

% OIL

– 20%

As per

DGH’s

letter

dated

03.03

.2017,

the e

ntire b

lock a

nd dis

coverie

s stand

s reli

nquish

ed.

12

WB-ON

N-200

5/4

(West

Benga

l) PSC

signed

on

22.12.

2008

PEL gr

anted

on 23

.12.20

09

394

0.00

ONGC

75%

(O)

OIL 25

%

Drillin

g: • 1s

t well

Pataul

i-1( D

rilled D

epth: 4

530m)

:Six zon

es teste

d, only

minor i

nflux o

f gas

observ

ed in t

esting

zones I

IA & IIB

. Aband

oned.

2nd We

ll :MATI

KUMR

A-1: TD

: 2300

(TVDS

S) Spu

d Date

:10.01

.2017

:2300

m Pre

sent Va

lidity o

f the B

lock is u

p to 28

/ 10/ 20

16. Ap

plied fo

r exten

sion for

furthe

r 979

days on

accoun

t of exc

usable

delay.

Annexu

re-3

NE

LP

Block

Name

PE

L Area

(Km2 )

Initia

l/Pres

ent

& Part

icipati

ng

Intere

st RE

MARK

S

20 NE

LP-

IX

GK-OS

N-201

0/1

(Kutch

Offsh

ore)

PSC sig

ned on

28.03

.2012.

PEL

grant

ed on

04.

05.201

2

1361

ONGC

60%

(O)

OIL 30

% GA

IL 10%

Init

ial Exp

loration

Per

iod

Phase-

I: 04/

05/12-

03/11/

2016*

*A/F 1

st six

month

s exte

nsion

of Initi

al Exp

loration

Period

w.e

.f. 04.

05.201

6 – 0

3.11.2

016

• 2nd w

ell GK

S101N

CA-1 D

/dn to

2115m

on 05

.03.17

. Disco

vered

gas in

Cha

sraFm

(Mid-M

iocene

) with

max.

flow ra

te of

2,20,0

00 m3

/d thr

ough

5/8” ch

oke (FT

HP: 91

0 psi).

Form

at A su

bmitte

d on 2

7.03.2

017.

• OC

appro

ved the

locatio

n GKS1

01NFA-

A. • So

il corin

g carr

ied ou

t for lo

cation

s GKS1

01NCA-

A & GK

S101N

FA-A.

• Ap

plied fo

r 2nd

extensio

n for 1

year b

y prov

iding

50% BG

as pe

r the N

ew Pre

-NEL

P/NELP

Policie

s of GO

I for re

maining

MWP in

the blo

ck. • 50

% BG s

ubmitte

d to DG

H for 1

year ex

tension

. • DG

H sugg

ested

to dev

elop t

wo dis

coverie

s made

in the

block

and pa

y LD

for UM

WP.

JO

INT V

ENTU

RE

S.N

JV Blo

ck Na

me

PEL A

rea (K

m2 ) Ini

tial/P

resen

t & P

articip

ating

Inter

est

REMA

RKS

1 JV

AAP-O

N-94/

1(Dirok

) PSC

signed

on

30.06.

1998

PEL g

ranted

on 2

9/11

/200

0 PI

(Deve

lopme

nt pha

se)

HOEC

– 25.9

0% (O

) IOC

– 46

.13%

OIL –

27.97

% #D

evelop

ment

Area:

110 Sq

KM*

GIIP (

2P): 2

54 BC

F EUR

: 135

BCF

Rec. C

ondens

ate: 0

.463 M

MBBL

No. of

Produc

er we

lls: 4 (

firm) +

1 (To-

matur

e)

870.00

/305.0

0 PI(

Exp-Ph

ase)

HOEC

– 40.3

23% (O

) IOC

– 43.

548%

OIL –

16.129

% Ph

ase-I:

29/

11/200

0 –28/

11/03

Extn.

Phase

-II:

29/11/

03 –28

/08/07

Extn.

Ph

ase-II

I: 29/

08/07

–28/11

/08 Ex

tn.

Appra

isal P

hase:

29/

11/08

–31.07

.2011

•GSA

&CSA: G

as and

Conden

sate Sa

le Agre

ement

is in

progre

ss with

OIL & I

OCL.

•Lay

ing of P

ipeline

is pend

ing due

to non

-availa

bility of

NBW

L clear

ance

•PML

grant f

rom Sta

te Govt

is awai

ting.

•Mod

ular GP

P constr

uction

has be

en com

pleted.

•Re-

entry &

Worko

ver jo

b of w

ells Dir

ok-1,2

& 4 ha

s been

complet

ed • Ne

w well D

irok-3 d

rilled a

s a gas

produc

er. •Dril

ling of

Dirok#5

in pro

gress.

Develop

ment w

ork for

early

monet

ization

is in pro

gress.

# B

lock is

Under

Devel

opment

Phase

Annexu

re-3

S.N

JV Blo

ck Na

me

PEL A

rea (K

m2 ) Ini

tial/P

resen

t & P

articip

ating

Inter

est

REMA

RKS

2

Khars

ang P

SC (J

V) OI

L PSC

Signed

on 16

.06.19

96 PEL

grant

ed on

21.10

.1997

(Bl

ock ex

piring

on 20

20)

* Applied

for ex

tensio

n of M

L

11.00 OIL:40

% (Lic

ence)

GEOE

NPRO-1

0%(O)

Jub

ilant-2

5%,

GEOP

ETROL-

25%,

• Oi

l Produ

ction &

Sales

Figure

(Mar’1

7) (Ne

t produ

ction

after B

S&W)

Plan

ned

(Mar’17

) Act

ual (Ma

r'17)

Produc

ed (‘00

0T)

4.39

3.92

Sold (‘0

00T)

4.3

4.56

• We

lls on

Produc

tion: 34

, Total

wells:

70, Ab

andone

d: 4,

Shut-in

wells:

32

• Av

g. Oil p

roduct

ion in

Mar’17

@ 145

KLPD (

from 3

5 wells

) • To

tal no.

of we

lls: 70

• De

velopm

ent Ac

tivities

: SDM s

tudy b

y M/s

Blade

Energy

is i

n prog

ress.

• Pr

oposal

for 12

infill

wells

submit

ted to

DGH i

n Feb

'2015

will be

revisit

ed bas

ed on

ongoin

g SDM

Study.

• Th

ird pa

rty res

erves

certifi

cation

study

by M/

s GCA

,Singap

ore in

progre

ss.

Annexure-4 Total Executives and Workman – Period 1st April 2016 to 31st March 2017

SL.No. Name of Employees Designation Remarks 1. Sh. S.K. Jena Executive Director E&D) 2. Sh. Ghana Gogoi Executive Director (Drilling) Superannuated on 31.03.2017 3. Sh. D. Das GGM (E&D) Death 4. Sh. S. Acharya GM- IT (CEMG) 5. Sh. B.R. Bharali GM (GSc.) 6. Sh. Dinesh Goswami GM-(Drilling) 7. Sh. Akshaya Kumar GM (Geo-Science) Deputed back from DGH on 08.09.2016 and transferred to FHQ on 09.12.2016 8. Mrs. Bharoti Kalita Dy. General Manager- (GSc.) Deputed back from DGH on 04.11.2016 9. Sh. Utpal Nath Dy. General Manager- (Technical) 10. Sh. Dipak Kumar Bhadra Dy. General Manager (Drilling)-CEMG 11. Sh. R.B. Ramesh Kumar Dy. General Manager- (F&A) Joined E&D Directorate on 17.02.2017 12. Sh. Dipak Chakravorthy Chief Manager (F&A) Transferred to FHQ on 13. Sh. R.K. Medhi Chief Engineer (Drilling)-CEMG 14. Sh. Yengkhom Ranjeet Singh Chief Geophysicist 15. Sh. Mridul Saikia Chief Geologist 16. Sh. Sushanta Borah Chief Manager (Admin.) 17. Sh. Rupak Kalita Chief Material Manager-E&D Transferred to Corporate Office on 16.02.2017 18. Sh.I.D. Chandola Dy. Chief Geologist (D/O) 19. Sh. Atul Kumar Verma Suptdg. Geophysicist Joined on 02.05.2016 & Promoted to Dy. Chief Geophysicist on 01.01.17 20. Sh.Kunal Kanti Dakua Suptdg. Geologist 21. Sh. Bishnu Rabha Suptdg. Chemist 22. Sh. B.K. Basumatary Suptdg. Geologist 23. Sh. Dinesh Babu Suptdg. Geologist Transferred to BEP on 01.09.2016 24. Sh. Ashutosh Narayan Pandey Suptdg. Engineer (Reservoir ) 25. Sh. Ashwani Kumar Suptdg. Engineer (Well Logging) 26. Sh. Sarfraz Nawaz Suptdg. Geologist Joined on 27.06.2016 27. Sh. Jitender Kumar Suptdg. Geo-physicist Promoted to Suptdg. Geophysicist on 01.01.2017 & Transferred to FHQ on 27.03.2017 28. Mrs. Metilda Pereira Suptdg. Geophysicist Promoted to Suptdg. Geophysicist on 01.01.17

Annexure-4 29. Sh. Prabhat Kumar Dy. Suptdg. Geo-physicist Transferred to FHQ on 28.06.2016 30. Sh. P.L. Gogoi Suptdg. Geologist Transferred to KG Project on 08.06.2016 31. Sh. K. B. Gaikwad Suptdg. Reservoir Engineer Promoted to Suptdg. Reservoir on 01.01.17 32. Sh. Nikhil Agnihotri Dy. Suptdg. Geophysicist 33. Sh. Bivash Das Dy. Manager Materials (IP) Joined on 20.06.2016 34. Sh. Krishan Gopal Insan Sr. Accounts Officer Deputed back from DGH on 08.09.2016 35. Mrs. Sushmita Baruah Sr. Reservoir Engineer Maternity Leave since November 2016 36. Sh. Sourabh Saha Sr. IT- Engineer 37. Mrs. Veena Verma EG-III 38. Smt. Geeta Mahajan EG-III 39. Sh. Arvind Kumar Sr. Asstt.-I 40. Sh. G.S. Bisht Supervising Asstt. EG-III Transferred to Corporate office on June 2016

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