Learn the Issues

Tennessee Proposed Title V Permits

The following permits have been submitted to EPA Region 4 as Proposed Title V permits. While EPA has the right to a 45-day review period for all Proposed Title V permits, EPA Region 4 targets only a subset of these permits for comprehensive review.

Hot Topics in Florida

Hot Topics in Alabama

Important Topics of public interest in the state of Alabama.

National Lead Laboratory Accreditation Program List

List of all laboratories accredited for the national lead program.

Enforcement

Enforcing environmental laws is an integral part of EPA's Strategic Plan to protect human health and the environment.

Chesapeake Appalachia, LLC Clean Water Settlement

This is the settlement page for Chesapeake Appalachia, LLC

MotorScience and Chi Zheng Clean Air Act Settlement

This is the settlement page for MotorScience and Chi Zheng

Wisconsin Power and Light, et al. Settlement

This is the settlement page for Wisconsin Power and Light, et al. Settlement.

XTO Energy, Inc. Settlement

This is the settlement page for XTO Energy.

Holcim (US) Inc. Settlement

This is the settlement page for Holcim.

SunCoke Energy, Inc. (SunCoke) and Haverhill North Coke Co. (Haverhill) Settlement

This is settlement page for SunCoke Energy, Inc. (SunCoke) and Haverhill North Coke Co. (Haverhill)

Ash Grove Cement Corporation

This is the settlement page for Ash Grove Cement Corporation.

Tesoro Corporation

This is the settlement page for Tesoro Corporation.

Marathon Oil Company 2024 Clean Air Act Stationary Source Settlement

he settlement requires Marathon to pay a $64.5 million civil penalty; to date the largest Clean Air Act stationary source penalty. Additionally, Marathon is required to invest in extensive compliance measures estimated to cost an additional $177 million,