Laws & Regulations

Materials for June 2023 Webinar on Proposed Regulation of Methylene Chloride under TSCA

Materials page for webinar on risk management for methylene chloride

N-Methylpyrrolidone (NMP) Scope Document and Supplemental Files

scope document and supplemental files for NMP

1,4-Dioxane Scope Document and Supplemental Files

Scope Document and supplemental files for 1,4-dioxane

TSCA Section 8(a)(1) Reporting and Recordkeeping Requirements for Asbestos

Description of proposed rule under TSCA section 8(a)(1) to require reporting on asbestos.

Washington SIP: EPA Approved Regulations (Table 9 - Spokane Regional Clean Air Agency)

EPA approved regulations for the Spokane Regional Clean Air Agency in Washington's air quality State Implementation Plan (SIP).

Final NPDES Permit for Consejo de Condominios Costeros, Inc. in Río Grande, Puerto Rico

EPA's NPDES wastewater permit for the El Yunque Treatment Plant Corporation in Puerto Rico.

Final PSD Permit Extension Letter - Energy Answers Arecibo, LLC/Energy Answers Arecibo Puerto Rico Renewable Energy Project, PR

This page contains the Final PSD Permit Extension Letter for Energy Answers Arecibo Puerto Rico Renewable Energy Project, issued on April 10, 2017 and the EPA Public Announcement for Final PSD Permit Extension for Energy Answers Arecibo, PR.

SDWA-UIC-AOC-09-2025-003: Dorothy K. Awai Revocable Living Trust, Haleiwa, HI; Proposed Settlement of Safe Drinking Water Act Administrative Penalty

Consent Agreement and Proposed Final Order between EPA Region 9 and the Dorothy K. Awai Revocable Living Trust, Haleiwa, HI, Docket No. SDWA-UIC-AOC-09-2025-003.

AbbVie Ltd., Barceloneta, PR Amended Permit

The United States Environmental Protection Agency's Region 2 Office (EPA) received an October 11,2017 submittal from the law firm of Toro, Colon, Mullet, Rivera & Sifre, P.S.c. on behalf of AbbVieLtd.

Final NPDES Permit for Hoyamala Ward Secondary School Wastewater Treatment Plant in Puerto Rico

Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for the Hoyamala Ward Secondary School Wastewater Treatment Plant in Puerto Rico.

Final NPDES Permit for PREPA Costa Sur Power Plant in Puerto Rico

Below are EPA's National Pollutant Discharge Elimination System (NPDES) final permit and supporting documents for the PREPA Costa Sur Power Plant in Puerto Rico.

Public Notice: 2021-11 Proposed Administrative Penalty Assessment for Alleged Violations of Clean Water Act for JDJ Recycling Guayama Corp., Guayama, Puerto Rico

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

Pfizer Pharmaceuticals, LLC in Barceloneta, Puerto Rico Site Documents

Site documents for Pfizer Barceloneta

CAA Request for Information Letter: Limetree Bay Terminals and Limetree Bay Refining

Limetree Bay Terminals and Limetree Bay Refining Plantwide Applicability Limitation (PAL) request for information letters

Public Notice: 2021-14 Proposed Administrative Penalty Assessment for Alleged Violations of Clean Water Act for AAA Carting & Rubbish Removal, Inc., Buchanan, New York

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.