Laws & Regulations

Other Actions for the Renewable Fuel Standard Program

Other actions related to RFS petitions for analyses of lifecycle greenhouse gas emissions related to renewable fuel feedstock.

Historical Permit Fee Rates

This site will provide basic information on clean air permitting under the title V operating permits program, provide access to state and regional permitting programs, and maintain access to proposed and final regulatory requirements. Historical fee rates.

Ozone Implementation Regulatory Actions

Training courses, presentations, and other resources to help state and local air professionals learn more about NAAQS implementation, air pollution control and emissions reduction, SIP development, and public participation.

Ford Compliance Materials for Light-Duty Greenhouse Gas (GHG) Standards

This page provides Ford compliance materials for Light-Duty GHG standards.

Port Dolphin LNG Permit Documents

Final NPDES Permit for Morovis-Rio Grande Water Treatment Plant in Rio Grande, Puerto Rico

EPA's NPDES water permit for the Morovis-Rio Grande Water Treatment Plant in Rio Grande, Puerto Rico.

Final NPDES Permit for Rio Prieto Water Treatment Plant in Yauco, Puerto Rico

EPA's NPDES water permit for the Rio Prieto Water Treatment Plant in Yauco, Puerto Rico.

Documents Related to Illinois NPDES Program agreement in Illinois

Illinois petition to withdraw the NPDES program. Initial Results of an Informal Investigation of the National Pollutant Discharge Elimination System Program
for Concentrated Animal Feeding Operations
in the State of Illinois

Documents related to Proposed Consent Agreement and Proposed CAFO against Dillenberger Farms, Inc., CWA-05-2021-0003

Violations of Section 301 of the Clean Water Act (CWA). This Proposed CAFO will settle alleged violations at a site next to Moredock Lake in Monroe County, Illinois.

Maryland SIP, Volatile Organic Compounds from Specific Processes - Control of VOC Equipment Leaks

Maryland, SIPs, COMAR 26.11.19.16

Federal Facility Site Definition

How to describe federal facilities in listing packages so that all of the potential sources that EPA considers appropriate to include in the NPL site are, in fact, included.

Technical Amendments to Procedure 6 - Final Rule

EPA published Procedure 6, which is a companion to Performance Specification 18.

Method 2H - Flow Rate Measurement with Velocity Decay Near Stack Walls

CFR Promulgated Test Method 2H Determination of Stack Gas Velocity Taking Into Account Velocity Decay Near the Stack Wall.

Approval of New Testing Procedures for Measurement of Stack Gas Flow Rate for Optional Application in Place of Method 2 under 40 CFR Parts 60, 61, and 63

memo for use of method 2f,2g,2h

Summary of Comments on Test Methods Amendments Proposed in the Federal Register on August 27, 1997

(EPA) proposed amendments to 40 CFR Parts 60, 61, and 63 to reflect miscellaneous editorial changes and technical corrections throughout the parts in sections pertaining to source testing or monitoring of emissions and operations and added Performance Spec