Laws & Regulations
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Pesticide Chemicals Effluent Guidelines
Federal Register notices and support documents for Pesticide Chemicals Effluent Guidelines and Standards (40 CFR Part 455)
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Los Alamos National Laboratory (LANL) Industrial Wastewater Permit - Final NPDES Permit No. NM0028355
Los Alamos National Laboratory (LANL) Industrial Wastewater Permit - Final NPDES Permit No. NM0028355
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Letter to Tribal Leaders concerning Draft TAS Review Strategy
Letter dated May 2 2007 from EPA to tribal leaders requesting comments on the draft strategy for reviewing tribal eligibility applications to administer EPA regulatory programs.
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Final Amendments to Federal Implementation Plan for EPA’s Indian Country Minor New Source Review Program for Oil and Natural Gas Sources, May 2, 2019
Amendment to Federal Implementation Plan for Indian Country
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Alabama Proposed Title V Permits
The following permits have been submitted to EPA Region 4 as Proposed Title V permits. While EPA has the right to a 45-day review period for all Proposed Title V permits, EPA Region 4 targets only a subset of these permits for comprehensive review.
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Effluent Guidelines Database
Database providing information about effluent guideline regulations (40 CFR Chapter I, Subchapter N), cross-referenced by industrial category, pollutant, and treatment technology basis
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Alaskan Seafood Processing Documents for 1981 Proposed Rule
Documents related to the 1981 proposed rule for Alaskan Seafood Processing Effluent Guidelines (portions of 40 CFR Part 408)
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Paving and Roofing Materials Effluent Guidelines Documents
Documents supporting the Paving and Roofing Materials (Tars and Asphalt) Effluent Guidelines (40 CFR Part 443)
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Paint Formulating Effluent Guidelines Documents
Support documents for Paint Formulating Effluent Guidelines (40 CFR Part 446)
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Ink Formulating Effluent Guidelines Documents
Support documents for Ink Formulating Effluent Guidelines (40 CFR Part 447)
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Coalbed Methane Extraction Industry Documents
Support documents pertaining to wastewater discharges from the Coalbed Methane Extraction Industry
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Methods for Measurement of 2,3,7,8-substituted tetra through octa-chlorinated dibenzo-p-dioxins and dibenzofurans in Wastewater
Explanation of methods for measurement of 2,3,7,8-substituted dioxins and furans in wastewater
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New Mexico NPDES Permits
NPDES water permits issued in New Mexico.
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Transportation Conformity Training and Presentations
EPA's OTAQ has provided multiple conformity training sessions in the past to assist state and local governments in implementing conformity requirements. As training information is prepared for other venues, it will be posted on this page.
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Small Volume Manufacturer Alternative GHG Standards Final Determinations
EPA issues a final determination of Light-duty greenhouse gas alternative emissions standards for four small volume vehicle manufactures.
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Porcelain Enameling Effluent Guidelines Documents
Support documents for Porcelain Enameling Effluent Guidelines regulation (40 CFR Part 466)
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Ore Mining and Dressing Effluent Guidelines Documents
Federal Register notices and support documents for Ore Mining and Dressing Effluent Guidelines and Standards (40 CFR Part 440)
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Oil and Gas Extraction Effluent Guidelines
Overview and documents for Oil and Gas Extraction Effluent Guidelines and Standards (40 CFR Part 435)
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FARMINGTON ELECTRIC UTILITY SYSTEM - BLUFFVIEW POWER PLANT - FINAL NPDES PERMIT NO. NM0031135
FARMINGTON ELECTRIC UTILITY SYSTEM - BLUFFVIEW POWER PLANT - DRAFT NPDES PERMIT NO. NM0031135
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Potential SBAR Panel: TSCA Section 8 Rule: Tiered Data Reporting (TDR) and Recordkeeping Requirements for Manufacturing (including Importing) and Processing of Certain Chemical Substances
Information on potential SBAR Panel on Tiered Data Reporting (TDR) and Recordkeeping Requirements for Manufacturing (including Importing) and Processing of Certain Chemical Substances