Laws & Regulations

Arkansas SIP: Reg 26, Chapter 4. Applications for Permits, SIP effective September 23, 2019 (ARd33)

AR SIP: Reg 26, Chap 4. Applications for Permits

Pesticides Imports Enforcement - AG Specialties, LLC

This is the CAFO for Failure to file Notice of Arrival (NOA), illegal production of misbranded pesticide, reporting violation

Arkansas SIP: Reg 19, Chap 4:Minor Source Review, SIP effective May 14, 2007 (ARd07) to July 29, 2018.

AR Reg 19, Chap 4: Minor Source Review

Arkansas SIP: Reg 26, Chapter 6. Permit Review by the Public, Affected States, and EPA, SIP effective September 23, 2019 (ARd33)

AR SIP: Reg 26, Chap 6. Permit Review by the Public, Affected States, and EPA

Hoosier Energy Rural Electric Cooperative, Inc. Settlement

Hoosier has agreed to pay a civil penalty of $950,000 and install and upgrade pollution control technology at its two coal-fired power plants in Indiana to resolve violations of the CAA.

Report: Audit of the EPA’s Compliance with the Federal Information Security Modernization Act for Fiscal Year 2024

Report: Audit of the EPA’s Compliance with the Federal Information Security Modernization Act for Fiscal Year 2024

Dockets, Decisions & Orders

Learn about the e-docket database where you can brown dockets, decisions and more.

Privacy Policy and Procedures

Policies and Procedures Regarding Privacy

Title V Evaluation Report - Pennsylvania

Title V evaluation report for Pennsylvania, conducted by EPA's Region 3.

Promoting a Veteran Workforce for the Water Sector

EPA signed a memorandum of understanding with the Department of Veterans Affairs to work jointly on promotional activities to help connect veterans with disabilities with career opportunities in the water sector.

Nebraska SIP: Lincoln-Lancaster County - Nebraska Rules of Practice and Procedure

EPA Approved Nebraska Regulations 40 CFR 52.1420(c)

Stationary Combustion Turbines: National Emission Standards for Hazardous Air Pollutants (NESHAP)

Learn about the NESHAP for stationary combustion turbines by reading the rule history, the rule summary, additional resources, docket folder documents, the economic impact analysis, fact sheet and more

EPA Delivers an Additional 100 Top Environmental Accomplishments, Including in Region 4, for 300 Environmental Wins Highlighted Since President Trump Took Office in January

EPA Delivers an Additional 100 Top Environmental Accomplishments, Including in Region 4, for 300 Environmental Wins Highlighted Since President Trump Took Office in January

• Release Date: November 20, 2025

Is My Facility a "Qualified Facility" under the SPCC Rule?

How to determine if you facility is a qualified facility under SPCC.

How to File with EPA's Administrative Law Judges by U.S. Mail or Commercial Delivery Service

Addresses for filing materials with the Administrative Law Judges

New Source Review Related Links

Provides links to New Source Review related sites within EPA and outside of EPA.

Calculation of the Annual Part 71 Fee for Calendar Year 2016

Part 71 Presumptive Minimum Fee

Insignificant Activities (IE)

Part 71 Form

Emission Unit Description for Process Sources (EUD3)

Part 71 Form

6-Month Monitoring Report (SIXMON)

Part 71 Form