Laws & Regulations
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Letters to the European Commission Regarding a Discussion on Regulatory Equivalence for Natural Gas
Proposed Rule for Oil and Gas Industry
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Mercury Production: National Emissions Standard for Hazardous Air Pollutants
Rule history, summary and Federal Register citations for 40 CFR 61 Subpart E.
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Proposed Revision of Clean Water Act Section 404 Tribal and State Program Regulations
Information about recent activities that affect state and tribal assumption of the 404 permitting program
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Inorganic Arsenic Emissions from Primary Copper Smelters: National Emissions Standards for Hazardous Air Pollutants
Includes rule summary, rule history and Federal Register citations.
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Inorganic Arsenic Emissions from Arsenic Trioxide and Metallic Arsenic Production Facilities: National Emission Standards for Hazardous Air Pollutants
Includes rule history and summary for 40 CFR 61 Subpart P.
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Pennsylvania NPDES Permits
NPDES water permits issued in Pennsylvania.
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Delaware NPDES Permits
NPDES water permits issued in Delaware.
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Aligning Urban Waters Partnership Efforts with New NGO and Association Partners
This page contains a PDF that outlines the partnership of urban waters with various organization. It discusses visions, goals, guiding principles, etc.
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Fact Sheet: SNAP Determination of Acceptability (Notice 39)
EPA reviews substitutes within a comparative risk framework. EPA lists these substitutes as acceptable, acceptable subject to use conditions, acceptable subject to narrowed use limits, or unacceptable (prohibited) for specific uses.
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Region 8 Underground Injection Mechanical Integrity Form
Region 8 Mechanical Integrity Test Form
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NPDES Permit for Wesco Operating, Inc. – Winkleman Dome Field in Wyoming
Under NPDES permit WY-0025232, Wesco Operating, Inc. is authorized to discharge from its Winkleman Dome Field wastewater treatment facility in Fremont County, Wyo. to an unnamed ephemeral tributary of Big Horn Draw, a tributary to the Little Wind River.
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Challenges & Prizes Resources
List of resources and additional information pertaining to EPA's Challenges & Prizes program.
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NPDES Permit for Wesco Operating, Inc. – Maverick Springs in Wyoming
Under NPDES permit WY-0000469, Wesco Operating, Inc. - Maverick Springs is authorized to discharge from its wastewater treatment facility located in Fremont County, Wyoming to a tributary to Five Mile Creek.
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NPDES Permit for Wesco Operating, Inc. – Sheldon Dome Field in Wyoming
Under NPDES permit WY-0025607, Wesco Operating, Inc. is authorized to discharge from its Sheldon Dome Field wastewater treatment facility in Fremont County, Wyo. to an unnamed ephemeral tributary of Dry (Pasup) Creek, which is tributary to the Wind River.
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NPDES Permit for Chemtrade Refinery Services in Wyoming
Under NPDES permit WY-0034207, Chemtrade Refinery Services, Inc. is authorized to discharge from its wastewater treatment facility located in Fremont County,Wyoming, to an unnamed drainage way that flows into the Little Wind River near St. Stephens, Wyo.
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EPA Facility Stormwater Management
Stormwater is rainwater or melted snow that runs off streets, lawns, and other sites.
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GHGRP Responses to Comments Received on EPA–HQ–OAR–2009–0927
Responses to comments on EPA–HQ–OAR–2009–0927, which added subparts I, L, DD, QQ, and SS, which are sources of fluorinated GHGs, to 40 CFR Part 98.
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GHGRP Responses to Comments on EPA–HQ–OAR–2008–0508
Responses to comments received on EPA–HQ–OAR–2008–0508, adding the following subparts to 40 CFR Part 98: T (Magnesium Production), FF (Underground Coal Mines), II (Industrial Wastewater Treatment), and TT (Industrial Waste Landfills).
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GHGRP 2009 Final Rule Response to Comments Documents
Listing of responses to comments documents for 2009 final GHGRP rule.
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North Burbank Unit
MRV Plan and Decision for North Burbank Unit