Laws & Regulations

PRP Search Training Videos

Web page with links to training videos for conducting PRP searches.

NPDES General Permit for Oil and Gas Exploration Facilities on the Outer Continental Shelf and Contiguous State Waters in the Beaufort Sea

EPA's NPDES general permit for discharges from oil and gas exploration facilities on the outer continental shelf and contiguous state waters in the Beaufort Sea off Alaska.

NPDES Permit for Salish Seafoods

EPA's NPDES permit for Salish Seafoods on the Squaxin Island Indian Reservation in Washington.

NPDES Permit for Warm Springs National Fish Hatchery in Oregon

EPA's NPDES wastewater permit for the Warm Springs National Fish Hatchery in Oregon.

NPDES Permit for Wellpinit Wastewater Treatment Plant on the Spokane Indian Reservation

NPDES permit and associated documents for the Wellpinit Wastewater Treatment Plant on the Spokane Indian Reservation in Washington.

Example Emissions Surveys and Implementation Plans for Controlling Fugitive Particulate Matter Under the FARR

Sample emission surveys and implementation plans for several types of air pollution sources regulated under EPA's Federal Air Rules for Reservations (FARR) in Idaho, Oregon, and Washington.

Guidance on Major/Minor Designation for NPDES Facilities in Region 10

Guidance for changes to "major" and "minor" designations for new and existing NPDES facilities within EPA Region 10.

The National Environmental Justice Advisory Council (NEJAC) provides advice and recommendations about broad, cross-cutting issues related to environmental justice, from all stakeholders involved in the environmental justice dialogue.

NEJAC Meetings

The National Environmental Justice Advisory Council (NEJAC) provides advice and recommendations about broad, cross-cutting issues related to environmental justice, from all stakeholders involved in the environmental justice dialogue.

Monitoring Regulations

Contains information regarding recent monitoring regulations for criteria pollutants

What is GLWQA?

History and general summary of GLWQA.

Extension of Stay of the RFG Program: parts of NY, PA, and ME

EPA extends the previous temporary stay of the reformulated gasoline program requirements in nine opt in counties in New York, in twenty-eight opt-in counties in Pennsylvania and in two opt-in counties in Maine.

Recalls of Vehicles and Engines

n cases where EPA has determines that manufacturers have provided inaccurate, incomplete or falsified certification information or failed to keep required records, the Clean Air Act gives the EPA the authority to void certificates.

Certification and Compliance for Onroad Vehicles and Engines

Certification and compliance information for passenger cars and trucks (light-duty), commercial trucks and buses (heavy-duty), motorcycles (light-duty).

Determining the Need for Water Quality-Based Permit Effluent Limitations

Reasonable Potential Multiplier

Port and Goods Movement Emission Inventories

Methodologies for Estimating Port-Related and Goods Movement Mobile Source Emission Inventories

Announcements for FCA Violations

Announcements about EPA's issued notice of violation (NOV) of the Clean Air Act (CAA) to FCA. The NOV alleges software that circumvents EPA emissions standards for certain air pollutants.

Streamlined Procedures for Opting Out of RFG Requirements

This page provides information on where these provisions are discussed in the Fuel Streamlining rule and provides the citation for the regulatory text, main focus is on the procedures as the apply to mandatory RFG areas.

Streamlined Procedures for Relaxing the Federal 7.8 psi RVP Standard

This page discusses the new streamlined process that a state would use if it is seeking to have EPA relax the summertime Reid Vapor Pressure standard from 7.8 psi to 9.0 psi.

Region 9: California Imperial County Plan Withdrawn Letter (7/11/2017)

Letter from Imperial County Air Pollution Control District to CARB requesting withdrawal of 2013 24-hour PM2.5 SIP due to attaining the 2006 24-hour PM2.5 NAAQS.