About EPA
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2019 Evaluation of the FQPA Safety Factor for Pyrethroids
EPA has re-evaluated the need to retain the current threefold (3X) Food Quality Protection Act (FQPA) Safety Factor for human health risk assessments for pyrethroid pesticides.
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Great Lakes Restoration Initiative
The Great Lakes Restoration Initiative is accelerating efforts to protect and restore the largest system of fresh surface water in the world.
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Drinking Water State Revolving Fund Program
The Drinking Water SRF is a federal-state partnership providing financial support to public water systems and state drinking water programs since 1997.
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Clean Water State Revolving Fund Program
The Clean Water SRF funds a variety of projects and activities that help states and communities address the most pressing water quality needs and build system resilience.
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Chesapeake Bay Program (CBP)
The Chesapeake Bay Program is a unique regional partnership that has led and directed the restoration of the Chesapeake Bay since 1983.
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Final Office of Enforcement and Compliance Assurance (OECA) NPM Guidance
Contains FY 2008 OECA National Program Manager Guidance
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EFAB Report: Utilizing SRF Funding for Green Infrastructure Projects
The purpose of the report is to analyze the potential of the CWSRFs to provide credit guarantees to green infrastructure projects within current program eligibilities and resources.
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Calcasieu Estuary Remedial Investigation
This is a document page for the Calcasieu Estuary site, as request by the US Department of Justice.
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Source Water Contacts in EPA's Regional Offices
This page contains a map of the regions and a table of the source water contacts and their information for each region.
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What is Environmental Education?
Basic and background information on what is environmental education and how it relates to environmental literacy.
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Senate Confirms Paige Hallen Hanson as EPA’s Chief Financial Officer
The U.S. Senate confirmed Paige Hallen Hanson to serve as the U.S. Environmental Protection Agency’s (EPA) Chief Financial Officer (CFO).
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Searchable IT Component and Project Registration Forms
Searchable list of IT Component Registration Forms
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Responses to 40 CFR Part 75 Petitions - 2024
Petition responses in 2024
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Responses to 40 CFR Part 75 Petitions - 2022
Petition responses in 2022
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Responses to 40 CFR Part 75 Petitions - 2023
Petition responses in 2023
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Responses to 40 CFR Part 75 Petitions - 2020
Approval for an alternative data substitution methodology.
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Responses to 40 CFR Part 75 Petitions - 2019
Approval for an alternative data substitution methodology.
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Responses to 40 CFR Part 75 Petitions - 2018
Approval for an alternative data substitution methodology.
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NOx Budget Trading Program
Learn more about the NOx Budget Trading Program, including an overview of its origins and history, as well as information about the NOx SIP Call.
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Frequent Questions About CAPD's Power Sector Emissions Data
Frequent Questions for CAPD Power Sector Emission Data