Laws & Regulations
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Vermont Final Individual NPDES Permits
Final Individual NPDES Permits for Vermont
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Rhode Island Final Individual NPDES Permits
Final Individual NPDES Permits for Rhode Island
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Area Designations for the 2010 Primary Sulfur Dioxide National Ambient Air Quality Standard - Round 4 (September 2019)
Memorandum for the 2010 primary SO2 NAAQS to better reflect the Round 4 designations process
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Additional Designations for the 2015 Ozone Standards
EPA is taking the next step in the Clean Air Act process to implement the national air quality standards for ozone set in 2015.
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Primary Enforcement Authority for the Underground Injection Control Program
This webpage presents information needed for UIC primacy applications and identifies approved programs.
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Criminal Enforcement Wanted Poster: Peter Solemdal
Wanted poster for Peter Solemdal
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BP Texas City Clean Air Act Settlement
BP has agreed to spend more than $161 million on pollution controls, enhanced maintenance and monitoring, and improved internal management practices.
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Guidance: 2016 RI/FS ASAOC and UAO
Transmittal memorandum on issuance of revised RI/FS ASAOC and new RI/FS UAO
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Report: Encouraging Community Engagement in Superfund Enforcement
Report and summary of regional efforts to engage communities in Superfund enforcement
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Guidance: Enforcement First for Removal Actions
Memorandum addresses enforcement first policy for removal actions.
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Murphy Oil Refining Company Multimedia Civil Judicial Settlement
Information on Murphy Oil Refinery Multimedia Settlement which will dramatically cut sulfur dioxide emissions.
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Lion Oil Civil Judicial Settlement
CAA settlement with Lion Oil Company to reduce harmful air emissions from the company's El Dorado, Ark., refinery by 1,380 tons per year.
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Independence, Missouri Clean Water Act Settlement
City of Independence has reached an agreement with EPA Region 7 and DOJ to make a series of improvements to its sanitary sewer system.
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2023 CAA Fuels Administrative Settlements
2023 CAA Fuels Administrative Settlement
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2005 Volkswagen of America Settlement
The EPA announced a major Clean Air Act settlement with Volkswagen of America, Inc., to resolve Volkswagen's failure to promptly notify EPA and correct defective oxygen sensors on VW cars.
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Rapanos Clean Water Act Settlement
John A. Rapanos and related defendants have agreed to pay a civil penalty and recreate approximately 100 acres of wetlands and buffer areas to resolve violations of the CWA.
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Apache Corporation Settlement
Apache Corporation (Apache) has agreed to pay $4 million in civil penalties and undertake projects expected to cost at least $5.5 million to ensure 422 of its oil and gas well pads in New Mexico and Texas comply with federal and state clean air regulations
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Cummins Settlement Nationwide Recall Program Overview
Overview of the recall program Cummins Inc. will implement for affected Ram 2500 and 3500 diesel trucks under the 2024 EPA settlement with the United States and California.
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Enforcement Response Guidance: Timely and Appropriate Guidance and Asphalt Plants
This is the policy for Timely and Appropriate Guidance and Asphalt Plants.