Laws & Regulations

Small Public Water System Knowledge Retention Tool

Small Public Water System Knowledge Retention Tool Presentation

The Hazardous Waste Electronic Manifest (e-Manifest) System

This is the primary hub for those seeking information about the e-Manifest system, its advisory board, and its development. Once the system is complete this area will serve as the portal into the e-Manifest system from EPA webpages.

Tribal NSR Regulations Database

6 source category rules for Indian Country

Texas SIP: 30 TAC 115.119: Compliance Schedules, SIP effective April 22, 2026 (TXd253)

Texas SIP: 30 TAC 115.10

2017 Title V Operating Permits

This page contains the 2017 Title V Operating Permits.

Porcelain Enameling Effluent Guidelines

Overview and support documents for Porcelain Enameling Effluent Guidelines regulations, 40 CFR Part 466

Metal Products and Machinery Effluent Guidelines

Federal Register notices and support documents for Metal Products and Machinery Effluent Guidelines and Standards, 40 CFR Part 438

Metal Molding and Casting (Foundries) Effluent Guidelines

Overview and documents pertaining to Metal Molding and Casting (Foundries) Effluent Guidelines (40 CFR Part 464)

Explosives Manufacturing Effluent Guidelines

Overview and documents for Explosives Manufacturing Effluent Guidelines (40 CFR Part 457).

Ferroalloy Manufacturing Effluent Guidelines

Overview and documents for Ferroalloy Manufacturing Effluent Guidelines and Standards (40 CFR Part 424)

Grain Mills Effluent Guidelines

Overview and support documents for Grain Mills Effluent Guidelines (40 CFR Part 406).

Water Quality Standards Regulations: Sac and Fox Tribe of the Mississippi in Iowa (Meskwaki)

Information related to Water Quality Standards for the Sac and Fox Tribe of the Mississippi in Iowa (Meskwaki).

Texas SIP: 30 TAC 115.112: Control Requirements, SIP effective April 22, 2026 (TXd253)

Texas SIP: 30 TAC 115.10

Child-Resistant Packaging for Pesticides

To protect children from poisonings around the home, pesticide law requires that certain household pesticides be in child-resistant packaging.

Account Setup for Engines and Vehicles Compliance Information System (EV-CIS)

Steps for setting up a user account and roles for EV-CIS, formerly the Verify system.

Choctaw Nation of Oklahoma WWTP - NPDES Permit No. OK0046087

Kickapoo Casino Harrah WWTP - NPDES Permit No. OK0044733

Oklahoma NPDES Permits

NPDES water permits issued in Oklahoma.

Final NPDES Permit for Puerto Rico Energy in Bayamon, PR

EPA's NPDES wastewater permit for the Puerto Rico Energy in Bayamon PR.

Environmental Crime Victim Resources

Background on the State Review Framework process and links to the reports.