Learn the Issues
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California Clean Air Technology Initiative (CATI) Memorandum of Agreement
Memorandum of Agreement (MOA) between the EPA, State of California EPA, State of California Air Resources Board, South Coast AQMD, and San Joaquin Valley APCD for coordination and collaboration on research projects.
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Government Action
Geoengineering refers to activities intended to cool the Earth or remove greenhouse gases from the air and has health and environmental impacts. This area summarizes geoengineering, what EPA is doing, and frequently asked questions, including on contrails.
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National Aquatic Resource Surveys in the Great Lakes
This page highlights national aquatic resource surveys conducted in the Great Lakes region by the Great Lakes Toxicology and Ecology Division.
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Civil Enforcement of the Renewable Fuel Standard Program
Describes the Renewable Fuels Standard Program
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About Geoengineering
Geoengineering refers to activities intended to cool the Earth or remove greenhouse gases from the air and has health and environmental impacts. This page summarizes geoengineering and potential impacts.
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Overview of Air Pollution from Transportation
For an overview of sources of transportation air pollution and what vehicles, engines and pollutants are regulated by EPA.
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Sims Metal Management
EPA issued a Clean Air Act 114(a) information request to Metal Management Midwest Inc. also known as Sims.
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Sims Metal Management en español
Sims Metal Management en español
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Superfund Unilateral Orders
Discussion on use of unilateral administrative orders under the Superfund enforcement program.
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Superfund Liability
Provides an overview of Superfund liability law.
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Finding Potentially Responsible Parties (PRP)
Provides information on how EPA finds those responsible for Superfund sites and discusses potentially responsible party (PRP) liability.
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Superfund Compliance and Penalties
Describes how compliance is achieved in the cleanup enforcement process and how penalties are used in the superfund enforcement process.
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EPA Response to Public Comments Received
This is the memo stating the EPA Response to Public Comments Received.
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Case Summaries for Lead Renovation, Repair and Painting Rule 2015
EPA Lead Renovation, Repair and Painting Rule Enforcement Cases October 2014 – September 2015
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Pesticides Imports Enforcement
This is the pesticides imports enforcement web page.
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Deepwater Horizon – BP Gulf of America Oil Spill
This webpage provides information and materials on EPA’s enforcement response to the Deepwater Horizon Oil Spill, including settlements with some of the defendants, as well as links to other related websites for additional information.
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Reporting Data using ECMPS
This page is the landing page for ECMPS.
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Ford Road Landfill Five-Year Review
EPA is conducting a five-year review of the Ford Road Landfill site.
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EPA's Study of Hydraulic Fracturing for Oil and Gas and Its Potential Impact on Drinking Water Resources
EPA's Study of Hydraulic Fracturing and Its Potential Impact on Drinking Water Resources
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Complaint: Jonway
This is the complaint for Jonway Final Order