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National Pollutant Discharge National Pollutant Discharge Elimination System PermitElimination System Permit

United States Steel United States Steel

Gary WorksGary Works

NPDES Permit IN0000281NPDES Permit IN0000281

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AgendaAgenda Public Meeting Public Meeting

Draft NPDES Permit forDraft NPDES Permit forU.S. Steel Gary Works FacilityU.S. Steel Gary Works Facility

• Opening RemarksOpening Remarks• 1994 Permit and Modifications1994 Permit and Modifications• Presentation of the US Steel Draft Permit.Presentation of the US Steel Draft Permit.• Break, collection of questions from the Break, collection of questions from the

audience.audience.• Response to questions submitted by the Response to questions submitted by the

audience.audience.• Closing Remarks.Closing Remarks.

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IntroductionIntroduction

• The public comment period for the draft The public comment period for the draft NPDES permit is open until August 11, 2007.NPDES permit is open until August 11, 2007.

• Written comments addressing the draft Written comments addressing the draft permit will be accepted up to August 11, permit will be accepted up to August 11, 2007.2007.

• All written comments will be considered by All written comments will be considered by IDEM in the preparation of the final permit.IDEM in the preparation of the final permit.

• All written comments will receive a All written comments will receive a response from IDEM.response from IDEM.

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IntroductionIntroduction

• The U.S. Steel – Gary Works NPDES The U.S. Steel – Gary Works NPDES permit/Fact Sheet are available on the internet permit/Fact Sheet are available on the internet at: at: http://www.in.gov/idem/permits/water/wastewhttp://www.in.gov/idem/permits/water/wastewater/public_notice/index.html. ater/public_notice/index.html.

• Please write out all questions and comments Please write out all questions and comments that you wish to have addressed on the form that you wish to have addressed on the form provided. We will attempt to answer as many provided. We will attempt to answer as many as possible during the meeting. Others will be as possible during the meeting. Others will be addressed in writing.addressed in writing.

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Receiving WatersReceiving Waters

• Lake MichiganLake Michigan – Lake Michigan is the – Lake Michigan is the receiving water for Outfalls 035, 037, 039, receiving water for Outfalls 035, 037, 039, and 041. and 041.

• Grand Calumet River Grand Calumet River – The Grand Calumet – The Grand Calumet River is the receiving water for Outfalls River is the receiving water for Outfalls 005, 010, 015, 017, 018, 019, 020, 021, 005, 010, 015, 017, 018, 019, 020, 021, 023, 026, 028, 030, 032, 033, and 034.023, 026, 028, 030, 032, 033, and 034.

• Stockton PondStockton Pond – Stockton Pond is the – Stockton Pond is the receiving water for Outfall 040. receiving water for Outfall 040.

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Lake MichiganLake Michigan

• Lake Michigan is designated as an Lake Michigan is designated as an outstanding state resource water, Lake outstanding state resource water, Lake Michigan is also designated for full-Michigan is also designated for full-body contact recreation and must be body contact recreation and must be capable of supporting a well-balanced capable of supporting a well-balanced warm water aquatic community. The warm water aquatic community. The Indiana portion of the open waters of Indiana portion of the open waters of Lake Michigan is designated as Lake Michigan is designated as salmonid waters and shall be capable salmonid waters and shall be capable of supporting a salmonid fishery. of supporting a salmonid fishery.

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Grand Calumet RiverGrand Calumet River

• The Grand Calumet River is a The Grand Calumet River is a tributary to an OSRW (Lake Michigan) tributary to an OSRW (Lake Michigan) and is also designated for full-body and is also designated for full-body contact recreation and must be contact recreation and must be capable of supporting a well-capable of supporting a well-balanced warm water aquatic balanced warm water aquatic community. community.

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Stockton PondStockton Pond

• Stockton Pond is classified for full-body Stockton Pond is classified for full-body contact recreation and well-balanced, contact recreation and well-balanced, warm water aquatic community. These warm water aquatic community. These water bodies are identified as waters of water bodies are identified as waters of the state within the Great Lakes the state within the Great Lakes system. They are subject to the water system. They are subject to the water quality standards specific to Great quality standards specific to Great Lakes system dischargers as found in Lakes system dischargers as found in 327 IAC 2-1.5, 327 IAC 5-1.5, and 327 327 IAC 2-1.5, 327 IAC 5-1.5, and 327 IAC 5-2. IAC 5-2.

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Grand Calumet DredgeGrand Calumet Dredge

• U.S. Steel received a separate permit in U.S. Steel received a separate permit in 2001 for discharges related to the Dredging 2001 for discharges related to the Dredging of the Grand Calumet River.of the Grand Calumet River.

• The dredging removed more than 687,000 The dredging removed more than 687,000 cubic yards of contaminated sediment.cubic yards of contaminated sediment.

• This sediment was a continuous source of This sediment was a continuous source of toxics into the water column.toxics into the water column.

• The contaminated sediment in the Grand The contaminated sediment in the Grand Calumet is considered legacy contamination, Calumet is considered legacy contamination, meaning it was deposited prior to the meaning it was deposited prior to the inception of the Clean Water Act.inception of the Clean Water Act.

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Facility DescriptionFacility Description• The United States Steel Gary Works The United States Steel Gary Works

Facility is the largest fully integrated steel Facility is the largest fully integrated steel mill in North America, with capacity to mill in North America, with capacity to produce over 8 million tons of raw steel produce over 8 million tons of raw steel per year. Intermediate and final products per year. Intermediate and final products include coke, sinter, iron, raw steel, cast include coke, sinter, iron, raw steel, cast steel, plate, hot strip, cold rolled strip and steel, plate, hot strip, cold rolled strip and coated steels. coated steels.

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HistoryHistory

• United States Steel has been United States Steel has been producing steel at the Gary Works producing steel at the Gary Works Facility since 1909.Facility since 1909.

• The Clean Water Act became law in The Clean Water Act became law in 1972.1972.

• U. S. Steel would have received their U. S. Steel would have received their first NPDES permit after 1972.first NPDES permit after 1972.

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U.S. Steel 1994 Permit U.S. Steel 1994 Permit

• The most recent U.S. Steel-Gary The most recent U.S. Steel-Gary Works Permit was issued in October Works Permit was issued in October of 1994 with an expiration date of of 1994 with an expiration date of August 31, 1999. Since the renewal August 31, 1999. Since the renewal application was received prior to the application was received prior to the expiration date of the permit, it is expiration date of the permit, it is currently administratively extended currently administratively extended per 327 IAC 5-2-6.per 327 IAC 5-2-6.

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Modifications to the 1994 Modifications to the 1994 Permit.Permit.

• The permit was modified in 1996, The permit was modified in 1996, 1997, 1998, and 1999. 1997, 1998, and 1999.

• This administratively extended This administratively extended permit including all of the above permit including all of the above modifications will remain in effect modifications will remain in effect until a renewed permit becomes until a renewed permit becomes effective.effective.

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Permit DevelopmentPermit Development

• U.S. Steel falls under two Federal U.S. Steel falls under two Federal Categories: 40 CFR Part 420 – Iron and Categories: 40 CFR Part 420 – Iron and Steel Manufacturing and 40 CFR 433 Metal Steel Manufacturing and 40 CFR 433 Metal Finishing. Limits are production based and Finishing. Limits are production based and were calculated in mass (lbs/day).were calculated in mass (lbs/day).

• Water Quality Based Effluent Limits are Water Quality Based Effluent Limits are derived by the Office of Water Quality’s derived by the Office of Water Quality’s Technical Support Section and are based Technical Support Section and are based upon the rules found in 327 IAC 2 and 327 upon the rules found in 327 IAC 2 and 327 IAC 5.IAC 5.

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Permit Development (Cont.)Permit Development (Cont.)

• Water Quality Based Effluent Limits are required if Water Quality Based Effluent Limits are required if there is reasonable potential to exceed water there is reasonable potential to exceed water quality criteria. These requirements are found in quality criteria. These requirements are found in 327 IAC 5. Water Quality Based Limits take into 327 IAC 5. Water Quality Based Limits take into consideration stream flow, discharge flows, consideration stream flow, discharge flows, hardness, pH, and stream background hardness, pH, and stream background concentrations. Limits are determined in both concentrations. Limits are determined in both concentration and mass.concentration and mass.

• Permit limits are developed specific to each water Permit limits are developed specific to each water body and discharge point by comparing the federal body and discharge point by comparing the federal effluent guidelines, water quality based, and effluent guidelines, water quality based, and previous permit limits. The limits in the permit are previous permit limits. The limits in the permit are the most stringent of the three.the most stringent of the three.

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Brief Discussion of the Brief Discussion of the Outfalls.Outfalls.

• This permit removes outfalls no longer discharging: This permit removes outfalls no longer discharging: Outfalls 001, 003, 004, and 007.Outfalls 001, 003, 004, and 007.

• Outfall 036 has been re-permitted to the International Outfall 036 has been re-permitted to the International Steel Group through a previous permitting action. Steel Group through a previous permitting action. This outfall discharges non-contact cooling water, This outfall discharges non-contact cooling water, storm water, and steam condensate.storm water, and steam condensate.

• The main outfalls that contain process water The main outfalls that contain process water discharges are Outfalls 005, 010, 028/030, and 034. discharges are Outfalls 005, 010, 028/030, and 034. These outfalls all discharge to the Grand Calumet These outfalls all discharge to the Grand Calumet River. Limits are assessed based upon the more River. Limits are assessed based upon the more stringent water quality, technology, or existing limits.stringent water quality, technology, or existing limits.

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Outfalls 035, 037, 039, and Outfalls 035, 037, 039, and 041.041.• These are predominately non-contact These are predominately non-contact

cooling water outfalls that discharge to Lake cooling water outfalls that discharge to Lake Michigan. Minor discharge of steam Michigan. Minor discharge of steam condensate and storm water may be condensate and storm water may be commingled with the non-contact cooling commingled with the non-contact cooling water.water.

• The main parameter of concern is the The main parameter of concern is the thermal impact to Lake Michigan.thermal impact to Lake Michigan.

• Besides thermal requirements, the permit Besides thermal requirements, the permit contains limits for total residual chlorine and contains limits for total residual chlorine and pH. Other monitoring requirements exist at pH. Other monitoring requirements exist at each outfall.each outfall.

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Other permitted Outfalls Other permitted Outfalls

• Outfalls 015, 017, 018, 019, 020, 021, Outfalls 015, 017, 018, 019, 020, 021, 032, and 033 – Mainly non-contact 032, and 033 – Mainly non-contact cooling and storm water. Outfall 023 – cooling and storm water. Outfall 023 – air compressor condensate and storm air compressor condensate and storm water.water.

• Eight separate storm water outfalls are Eight separate storm water outfalls are permitted in Part I.J. of the Permit.permitted in Part I.J. of the Permit.

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Other Permit ConditionsOther Permit Conditions

• Pollutant Minimization Program (PMP) Part I.G.Pollutant Minimization Program (PMP) Part I.G.• Storm Water Monitoring Requirements, Part I.J.Storm Water Monitoring Requirements, Part I.J.• Storm Water Pollution Prevention Plan, Part I.K.Storm Water Pollution Prevention Plan, Part I.K.• Whole Effluent Toxicity Limitations, Part I.L.Whole Effluent Toxicity Limitations, Part I.L.• Reporting Requirements for solvents, degreasing Reporting Requirements for solvents, degreasing

agents, agents, rolling oils, water treatment chemicals and biocides., rolling oils, water treatment chemicals and biocides., Part I.M.Part I.M.

• Toxic Organic Pollutant Management Plan, Part I.N.Toxic Organic Pollutant Management Plan, Part I.N.• Visible Oil Corrective Action Monitoring Plan, Part I.O.Visible Oil Corrective Action Monitoring Plan, Part I.O.• Zebra Mussel Control and Chlorination, Part I.P.Zebra Mussel Control and Chlorination, Part I.P.

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This Permit Will When This Permit Will When IssuedIssued

• Add Mercury Limits at several outfalls that Add Mercury Limits at several outfalls that exhibited reasonable potential to exceed exhibited reasonable potential to exceed water quality criteria. water quality criteria.

• Add Numeric Limits for Whole Effluent Add Numeric Limits for Whole Effluent Toxicity.Toxicity.

• Require Temperature limits at three points Require Temperature limits at three points on the Grand Calumet instead of two.on the Grand Calumet instead of two.

• Update the whole permit to the Great Update the whole permit to the Great Lakes Initiative Requirements.Lakes Initiative Requirements.

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Submit your Questions & Submit your Questions & CommentsComments

• Please complete the forms provided to Please complete the forms provided to submit your questions and comments.submit your questions and comments.

• When completed, submit the forms to When completed, submit the forms to a member of IDEM.a member of IDEM.

• Questions will be addressed this Questions will be addressed this evening, if possible.evening, if possible.

• All comments will be considered in the All comments will be considered in the final permit decision.final permit decision.

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Questions? & CommentsQuestions? & Comments• IDEM will now answer questions about the IDEM will now answer questions about the

Draft NPDES Permit.Draft NPDES Permit.• Comments that you want IDEM to consider Comments that you want IDEM to consider

in the final permit decision should be in the final permit decision should be submitted in writing to:submitted in writing to:

IDEM - Office of Water Quality IDEM - Office of Water Quality Industrial NPDES Permits SectionIndustrial NPDES Permits Section

Attention: Mr. Stan Rigney Attention: Mr. Stan Rigney MC 65-42 IGCN Room 1255 MC 65-42 IGCN Room 1255 100 North Senate Avenue 100 North Senate Avenue

Indianapolis, IN 46204-2251Indianapolis, IN 46204-2251