Laws & Regulations

EPA Approved Regulations and Statutes in the Indiana SIP

EPA Approved Nonregulatory Provisions and Quasi-Regulatory Measures in the Illinois SIP

EPA Approved Illinois Source-Specific Requirements

EPA Approved Statutes and Regulations in the Illinois SIP

Current EPA-approved air quality implementation plans (SIPs, FIPs, TIPs) in Illinois.

Ports and Maritime Transportation Sector Information

Learn about environmental resources for the ports and maritime transportation sector.

NPDES permit for Chief Joseph Dam in Washington

EPA's NPDES discharge permit for the Chief Joseph Dam in Washington.

NPDES permit for Grand Coulee Dam in Washington

EPA's NPDES discharge permit (#WA0026867) for the Grand Coulee Dam in Washington.

EPA's Review Process for New Chemicals

Following receipt of a Premanufacture or exemption notice, EPA scientists and program managers meet to evaluate the notice and the notice undergoes many steps in the Agency's 90-day review process.

UIC Permit for Willow Development Project, North Slope, Alaska

EPA's Underground Injection Control permit (AK-1I025-A) for the Willow Operations Center Pad within the Bear Tooth Unit in the National Petroleum Reserve on Alaska's North Slope.

Section 608 and Section 609 Overlap

Explains the overlap in requirements outlined in Section 608 (stationary refrigeration and air conditioning) and Section 609 (motor vehicle air conditioners) of the Clean Air Act.

Congressional Testimony: Hearing Before the Subcommittee on Oversight and Investigations, Committee on Energy and Commerce, U.S. House of Representatives

Congressional Testimony: Statement of Nikki L. Tinsley Before the Subcommittee on Oversight and Investigations Committee on Energy and Commerce U.S. House of Representatives

Statement of Nikki L. Tinsley
Inspector General
U.S. Environmental Protection Agency
Before the
Subcommittee on Oversight and Investigations
Committee on Energy and Commerce
U.S. House of Representatives
September 28, 2005

Congressional Testimony: A Look at the Recent Work of the Office of Inspector General, U.S. EPA

Statement of
Arthur A. Elkins Jr.
Inspector General
Office of Inspector General
U.S. Environmental Protection Agency
Before the
Committee on Oversight and Government Reform
U.S. House of Representatives
October 1, 2013

Congressional Testimony: Lack of cooperation by the U.S. Chemical Safety Board with the EPA’s Office of Inspector General

Statement of
Arthur A. Elkins Jr.
Inspector General
Office of Inspector General
U.S. Environmental Protection Agency
Before the
Committee on Oversight and Government Reform
U.S. House of Representatives
June 19, 2014

Congressional Testimony: Fostering Quality Science at EPA

Statement of Arthur A. Elkins, Jr.
Inspector General
Before the Subcommittee on Energy and Environment
Committee on Science, Space and Technology
U.S. House of Representatives

November 17, 2011

Congressional Testimony: Employee Misconduct at the U.S. EPA

Employee Misconduct at the
U.S. Environmental Protection Agency
Statement of Patrick Sullivan
Assistant Inspector General for Investigations
Before the Committee on Oversight and Government Reform
U.S. House of Representatives
April 30, 2015

TRI Dioxin and Dioxin-like Compounds and TEQ Data Files: Calendar Years 2008-Present

Toxic equivalents (TEQs) allow for a better understanding of the toxicity of releases and waste management activities at facilities that report to the TRI Program.

Congressional Testimony: Hearing Before the Committee on Science, Space, and Technology, U.S. House of Representatives

Congressional Testimony: Testimony of Melissa Heist Before The Committee on Environment and Public Works United States Senate

TESTIMONY OF MELISSA HEIST ASSISTANT
INSPECTOR GENERAL FOR AUDIT U.S.
ENVIRONMENTAL PROTECTION AGENCY
BEFORE THE
COMMITTEE ON ENVIRONMENT AND PUBLIC WORKS
UNITED STATES SENATE
MARCH 3, 2004

Congressional Testimony: Hearing Before the Subcommittee on Oversight and Investigations, Committee on Energy and Commerce, U.S. House of Representatives