Laws & Regulations
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Annual Certification & Compliance Report For Sources Not Reporting Visible Emissions Information: NESHAP: Area Source Standards for Nine Metal Fabrication and Finishing Source Categories: 40 CFR 63 Subpart XXXXXX
Annual Certification & Compliance Report For Sources Not Reporting Visible Emissions Information: NESHAP: Area Source Standards for Nine Metal Fabrication and Finishing Source Categories: 40 CFR 63 Subpart XXXXXX
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1990 Clean Air Act Amendment Summary
In 1989, President George W. Bush proposed revisions to the Clean Air Act designed to curb acid rain, urban air pollution, and toxic air emissions. The proposal also called for establishing a national permits program.
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1990 Clean Air Act Amendment Summary: Title VI
This page provides an overview of the 1990 amendments to Title VI of the Clean Air Act, which were enacted to curb acid rain, urban air pollution and toxic air emissions. The edits to this title deal with stratospheric ozone and global climate protection.
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1990 Clean Air Act Amendment Summary: Title II
This page provides an overview of the 1990 amendments to Title II of the Clean Air Act, which were enacted to curb acid rain, urban air pollution and toxic air emissions. The edits to this title deal emissions from mobile sources.
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HFC Data Hub
Production and consumption of hydrofluorocarbons (HFCs) are being phased down in the United States in accordance with the AIM Act and the Kigali Amendment to the Montreal Protocol.
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Response to Comments for the Clean Water Rule: Definition of "Waters of the United States"
The Response to Comments document, together with the preamble to the final Clean Water Rule, presents the responses to public comments for the Clean Water Rule. It is presented in a number of different topical compendiums.
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Water Quality Standards Regulations: Pueblo of Sandia
Information related to Water Quality Standards for Pueblo of Sandia.
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Dental Effluent Guidelines Documents
Support documents for the Dental Office Effluent Guidelines regulation (40 CFR Part 441)
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Coil Coating Effluent Guidelines Documents
Support documents for Coil Coating Effluent Guidelines (40 CFR Part 465)
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About CPRG Planning Grant Information
This site will house the planning grant information for the CPRG Grant.
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Climate Pollution Reduction Grants
This page provides details about EPA's Climate Pollution Reduction Grants (CPRG) program, including who is eligible and how to apply. The CPRG is part of the Inflation Reduction Act.
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Final NPDES Permit for Sabana Grande Water Treatment Plant in Puerto Rico
EPA's NPDES wastewater permit for the Sabana Grande Water Treatment Plant in Puerto Rico.
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Resources from TMDL Stakeholders
A collection of technical resources for TMDL development.
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Louisiana 2014 Section 303(d) List
The documents highlight the 2014 Section 303(d) list for Louisiana.
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Category 4b - National Status and Trends
The paper provides an overview of the 4b alternative to TMDLs and provides general statistics on types and numbers of 4b projects to date.
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Watershed Academy Webcast - ELI/TNC Watershed Approach Handbook: Improving Outcomes and Increasing Benefits Associated with Wetland and Stream Restoration and Protection Projects
Flyer, presentation, and additional resources for the March 18, 2015 webcast, "ELI/TNC Watershed Approach Handbook: Improving Outcomes and Increasing Benefits Associated with Wetland and Stream Restoration and Protection Projects"
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Implementing Total Maximum Daily Loads: Understanding and Fostering Successful Results
The study addresses the extent to which TMDLs are being implemented, factors that facilitate implementation progress and steps that can be taken to facilitate further progress on TMDL implementation.
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Wissahickon Creek TMDL Models
Model files used during development of the proposed Wissahickon Creek TMDL
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Applying Results Findings: The Recovery Potential Project
The document describes a pilot study using the Illinois 303(d) listed waters, aimed at developing tools and data to help state TMDL and restoration programs decide where best to use their limited restoration resources.
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Animas River Watershed TMDL
The document details the bacteria, nutrients and temperature TMDL for the Animas River Watershed.