Laws & Regulations

Rhode Island Draft Individual NPDES Permits

Draft Individual NPDES Permits for Rhode Island

New Hampshire Draft Individual NPDES Permits

Draft Individual NPDES Permits for New Hampshire

Report: Fiscal Years 2018 and 2017 Financial Statements for the Pesticides Reregistration and Expedited Processing Fund

Report #20-F-0184, June 1, 2020. We rendered an unmodified opinion on the EPA’s FY 2018 FIFRA Fund financial statements and a qualified opinion on the EPA’s FY 2017 FIFRA Fund financial statements.

Massachusetts Draft Individual NPDES Permits

Draft Individual NPDES Permits for Massachusetts

Maine Draft Individual NPDES Permits

Draft Individual NPDES Permits for Maine

Connecticut Draft Individual NPDES Permits

Searchable table listing of draft NPDES Permits for Connecticut

Top Pandemic-Related Challenges Facing the EPA

City of Aztec - Draft NPDES Permit No. NM0020168

Report: EPA’s Initial Implementation of CARES Act Section 3610

Report #20-N-0202, June 29, 2020. The OAS created and provided detailed guidance to EPA contracting personnel and contractors related to reimbursements under Section 3610 of the CARES Act.

Report: EPA's Fiscal Years 2018 and 2017 Hazardous Waste Electronic Manifest System Fund Financial Statements

Report #20-F-0244, August 10, 2020. We found the fund's financial statements to be fairly presented and free of material misstatement.

Report: EPA Needs to Strengthen Controls Over Required Documentation and Tracking of Intergovernmental Personnel Act Assignments

Report #20-P-0245, August 10, 2020. The Agency lacks controls to verify that documents are submitted and maintained as required, as well as a reliable system to track employees on IPA assignment.

Ethylene Oxide Emissions Standards for Sterilization Facilities: National Emission Standards for Hazardous Air Pollutants (NESHAP)

Learn about the NESHAP for ethylene oxide emissions for sterilization facilities. Find the rule history information, federal register citations, legal authority, and related rules as well as a rule summary.

Report: Fiscal Years 2019 and 2018 Financial Statements for the Pesticides Reregistration and Expedited Processing Fund

Report #20-F-0308, September 8, 2020. Federal law requires agency heads to establish and maintain a records program that includes safeguards against the removal or loss of agency records.

TRI Photo Storybook

Presentation designed to introduce the basic concepts of the Toxics Release Inventory, including why TRI is an important resource for commmunities and which tool provides the easiest access to basic TRI data.

EPA Analysis of Decision in Barrick Goldstrike Mines, Inc. v. Whitman

Summary of a 2003 court decision related to TRI reporting requirements for metal mining operations.

Qs & As Analyzing the Decision in Barrick Goldstrike Mines, Inc. v. Whitman

Answers to common questions related to a 2003 court decision involving TRI reporting requirements for metal mining operations.

EPA Region 4 to Review Cleanup at Kerr-McGee Chemical Superfund Site

Release Date: April 30, 2026

Performance Specification 7 for Hydrogen Sulfide

Performance Specification 7 - Specifications and Test Procedures For Hydrogen Sulfide Continuous Emission Monitoring Systems In Stationary Sources

Withdrawal of the Approval of Broadly Applicable Alternate Test Methods ALT-125 and ALT-127

Withdrawal of Broadly Applicable Alternate Test Methods ALT-125 and ALT-127 statement and links.

Procedure 5 Quality Assurance Requirements For Vapor Phase Mercury Continuous Emissions Monitoring Systems And Sorbent Trap Monitoring Systems Used For Compliance Determination At Stationary Sources

Promulgated quality assurance Procedure 5 Quality Assurance Requirements For Vapor Phase Mercury Continuous Emissions Monitoring Systems And Sorbent Trap Monitoring Systems Used For Compliance Determination At Stationary Sources