Laws & Regulations

Acute Toxicity WET Methods

Whole effluent toxicity (WET) methods for acute toxicity to freshwater and marine organisms.

Chronic Toxicity - Marine and Estuarine WET Methods

Whole effluent toxicity (WET) methods for testing chronic toxicity in marine and estuarine organisms after exposure to wastewater.

Timber Products Processing Effluent Guidelines Documents for 1981 Rule

Federal Register notices and supporting document for 1981 amendment to Timber Products Processing Effluent Guidelines (40 CFR Part 429)

Pulp, Paper and Paperboard Effluent Guidelines

Overview and documents Pulp, Paper and Paperboard Effluent Guidelines and Standards.(40 CFR Part 430)

Statutes for Renewable Fuel Standard Program

A number of laws serve as EPA's foundation for protecting the environment and public health. In addition, a number of Presidential Executive Orders (EOs) play a central role in EPA's activities.

Renewable Fuel Petition Review Process

This page discusses the typical steps in the RFS pathway petition process and how they vary for different types of petitions.

Technical Memoranda for Sawmills, Region 10

Air Permits Issued By Region 10: Technical Memoranda For Sawmills

Stone Quarrying, Crushing and Screening Facilities General Air Quality Permit Request for Coverage: Wheeler Rock Products- Wapato Facility

EPA's approval for coverage under the SQCS general air quality permit for Wheeler Rock Products in Wapato on the Yakama Reservation in Washington.

Concrete Batch Plants General Air Quality Permit Request for Coverage: Wheeler Rock Products - Wapato Facility

EPA's approval for coverage under the CBP general air quality permit for Wheeler Rock Products in Wapato on the Yakama Reservation in Washington.

State Part 70 Programs and Federal Part 71 Program

Explanation of State Part 70 Programs and Federal Part 71 Program

Oversight of Permits by Public, States, EPA

Explanation of Oversight of Permits by Public, States, EPA

Compliance and Enforcement

Explanation of State Part 70 Programs and Federal Part 71 Program

Single Source Determination

Explanation of Single Source Determination

Guidance on the Development of Modeled Emission Rates for Precursors (MERPs) as a Tier 1 Demonstration Tool for Ozone and PM2.5 under the PSD Permitting Program

This document is part of the NSR Policy and Guidance Database

Excess Emissions During Startup, Shutdown, and Malfunction

Explanation of Excess Emissions During Startup, Shutdown, and Malfunction

Permit Content and Permit Streamlining

Explanation of Permit Content and Permit Streamlining

Monitoring, Recordkeeping, and Reporting

Explanation of Monitoring, Recordkeeping, and Reporting

Coverage Under General Air Quality Permit for Stone Quarrying, Crushing and Screening Facilities: Oscar Renda Contracting Inc. Navajo Nation Crushing/Screening Operation

Documents related to approved request for coverage under the Stone Quarrying, Crushing and Screening Facilities General Permit for Oscar Renda Contracting Inc. Navajo Nation Crushing/Screening Operation located in McKinley and San Juan Counties, NM.