Laws & Regulations

Public Notice: 2019E-01 Proposed Administrative Penalty Assessment for Alleged Violations of Clean Water Act for ABZCO, LLC Belmont Construction Site, Guaynabo, Puerto Rico

EPA is providing notice of a proposed administrative penalty assessment for alleged violations of the Clean Water Act (Act). EPA is also providing notice of opportunity to comment on the proposed penalty assessment.

Public Notice 2017-20: General Engineering Corporation, LLC

The U.S. Environmental Protection Agency (EPA) is authorized under Section 309(g) of the Clean Water Act (CWA), 33 U.S.C. §1319(g), to assess a civil penalty after providing the person subject to the penalty with notice of the proposed penalty and the

Acid Rain Program Applicability Determinations

View EPA's formal responses to written requests for applicability determinations under 40 CFR 72.6 from 2004.

Reducing Emissions of Hazardous Air Pollutants

What progress has EPA made in reducing toxic emissions?

Search Air Permit Policy & Guidance Databases

Search the contents of the New Source Review, Title V Policy and Guidance Database and the Title V Petition Database

NPDES Permits in California (Non-Tribal)

EPA’s Pacific Southwest (Region 9) issues NPDES permits for any discharges into federal ocean waters. All other permits are issued by the California Environmental Protection Agency (CalEPA).

Clean Air Act Text

The Clean Air Act is the law that defines EPA's responsibilities for protecting and improving the nation's air quality and the stratospheric ozone layer. The last major change in the law, the Clean Air Act Amendments of 1990, enacted in 1990 by Congress.

Texas SIP: 30 TAC 115.112-115.119: Storage of Volatile Organic Compounds; SIP effective 2008.03.28 TXd89 to 2008.09.14

Updated Soil Lead Guidance for CERCLA Sites and RCRA Corrective Action Facilities

Guidance for investigation and remediation of lead in residential soil at Superfund sites and Resource Conservation and Recovery Act corrective action facilities

Superfund

EPA’s Superfund program is responsible for cleaning up some of the nation’s most contaminated land and responding to environmental emergencies, oil spills and natural disasters in order to protect public health and the environment.

Per- and Polyfluoroalkyl Substances (PFAS) NPDWR Implementation

The Per- and Polyfluoroalkyl Substances (PFAS) Rule Implementation webpage features resources to help states and water utilities implement the PFAS Rule.

EPA Non-Regulatory Health-Based Drinking Water Levels

EPA Non-Regulatory Health-Based Drinking Water Levels - Find information on water contaminants' effects on human health, including advisory tables and documents and benchmarks for pesticides.

Supporting Materials: Final Revisions to the Lead and Copper Rule

LCR, drinking water, lead and copper, lead, final LCR

Concentrated Aquatic Animal Production Effluent Guidelines

Overview and documents for Concentrated Aquatic Animal Production (CAAP) Effluent Guidelines (40 CFR Part 451)

Waters of the United States

Information regarding the revised definition of Waters of the United States

Textile Mills Effluent Guidelines

Overview and documents for the Textile Mills Effluent Guidelines and Standards (40 CFR Part 410)

TRI-Chemical Hazard Information Profiles (TRI-CHIP)

Access a downloadable Microsoft Access application containing toxicity information from multiple data sources for chemicals in the Toxics Release Inventory list.

Synthetic Minor NSR Permit: Anadarko Uintah Midstream, LLC - Antelope Flats & Sand Wash Compressor Stations with South Central Tank Battery

This page contains documents relevant to the synthetic minor NSR permi for the Anadarko Uintah Midstream, LLC, Antelope Flats & Sand Wash Compressor Stations with South Central Tank Battery, located on the Uintah and Ouray Indian Reservation.

Title V Operating Permit: WBI Energy Transmission, Inc. - Hardin Compressor Station

Title V Operating Permit for the WBI Energy Transmission, Inc., Hardin Compressor Station, located on the Crow Indian Reservation in Big Horn County, MT.

Minor NSR Permit: Deseret Power Electric Cooperative - Bonanza Power Plant

Minor NSR permit, response to public comments, and administrative record for the Deseret Generation and Transmission Cooperative Bonanza Power Plant, Uintah and Ouray Indian Reservation, Utah.