Laws & Regulations

Questions and Answers about Designation of PFOA and PFOS as Hazardous Substances under CERCLA

Questions and answers that provide more information about designation of two PFAS chemicals as hazardous substances under the Superfund law.

Base Realignment and Closure Act Sites

This page provides information and links regarding the EPA's work on base realignment and closure (BRAC).

Chapter 62-212 Stationary Sources—Preconstruction Review

Stationary Sources — Preconstruction Review Provisions of the Florida Air Pollution Control Regulations as of 3/27/26

Vessels, Marinas and Ports

An overview of EPA’s vessels (recreational/commercial/military), marinas, and ports programs and the regulatory (permits/rules) and non-regulatory approaches for addressing their associated environmental impacts, such as air and water pollution.

Uniform National Discharge Standards (UNDS): Rulemaking Process

EPA and Department of War (formerly Defense) batch rulemaking process for establishing the discharge standards for vessels of the Armed Forces. Identified/evaluated discharges and determined which require marine pollution control devices.

Green Infrastructure Program

As different parts of the country become drier, wetter, or hotter, green infrastructure can help improve community resilience today and into the future.

UNDS Phase II Batch One: National Consistency Determination

Under the Coastal Zone Management Act, federal actions that are national or regional in scope must issue an accompanying National Consistency Determination, to ensure that the action does not overly conflict with state/territory-level coastal programs.

UNDS Phase II Batch Two: National Consistency Determination

Under the Coastal Zone Management Act, federal actions that are national or regional in scope must issue an accompanying National Consistency Determination, to ensure that the action does not overly conflict with state/territory-level coastal programs.

Uniform National Discharge Standards (UNDS): Frequently Asked Questions

Provides the answers to common questions about the Uniform National Discharge Standards, including what they are, how discharges were evaluated, what vessels are covered by the regulations and how states have been involved.

Rooster Management, LLC - Clean Water Act Public Notice

The EPA is providing notice of a proposed Administrative Penalty Assessment against Rooster Management, LLC, for alleged violations at the site located in Section 20, Township 46, Range 30, Cass County, Missouri.

City of Riverton, Wyoming - Clean Water Act Public Notice

The EPA is providing notice of a proposed Administrative Penalty Assessment in the form of an Expedited Settlement Agreement (“ESA”) against the city of Riverton, Wyoming, for alleged violations associated with sewage sludge in or around Riverton, Wyoming.

City of Dixon, Missouri - Clean Water Act Public Notice

The EPA is providing notice of a proposed Administrative Penalty Assessment against the city of Dixon, Missouri, for alleged violations stemming from the operation of the publicly owned treatment works (“POTW”) owned and operated by the City.

Fremont, Nebraska - Clean Water Act Public Notice

The EPA is providing notice of a proposed Administrative Penalty Assessment against the city of Fremont, Nebraska, a municipality in Dodge County, Nebraska, for alleged violations of its municipal separate storm sewer system.

Pilot Travel Centers LLC - Clean Water Act Public Notice

The EPA is providing notice of a proposed Administrative Penalty Assessment against Pilot Travel Centers LLC, a business headquartered in Knoxville, Tennessee, for alleged violations stemming from the operation of the company’s Warrenton, Missouri and Gret