Learn the Issues
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Historical Water Quality Criteria Documents
Reference Documents from the 1980s
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Reference Documents
Reference documents for RTOC
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Marine Protection Permitting in EPA Region 4
Overview of marine protection permitting in Southeast United States. Includes materials dumped in the Region, MPRSA permits issues, dredged material testing guidance, ocean site descriptions and information, regional dredging teams and other partnerships
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EPA Announces over $1.2 Million to Help Protect Drinking Water in Southeast Region from Cyberattacks and Extreme Weather Events
EPA Announces over $1.2 Million to Help Protect Drinking Water in Southeast Region from Cyberattacks and Extreme Weather Events
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Resilience Exercises for Drinking Water and Wastewater Utilities
Most critical infrastructure sectors have interdependencies with drinking water and wastewater services. These include the Energy Sector, Healthcare and Public Health Sector, Chemical Sector, Emergency Services Sector and more.
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EPA Subaward Frequent Questions
These answers to frequent questions (FQ) are intended to provide information to recipients of EPA financial assistance to help them understand EPA’s interpretations of the Uniform Grant Guidance (UGG) and EPA’s Subaward Policy.
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EPA Cleanups: GE-Pittsfield/Housatonic River Site
EPA information on past and ongoing cleanup work of the Housatonic River in western Massachusetts and Connecticut, including legal and technical documents.
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EPA General Terms and Conditions effective October 1, 2024 or later
The recipient and any sub-recipient must comply with the applicable EPA general terms and conditions outlined below. These terms and conditions are in addition to the assurances and certifications made as part of the award, terms and conditions, and restri
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Grants Policy Issuance (GPI) 16-01: EPA Subaward Policy for EPA Assistance Agreement Recipients
This policy establishes the requirements and procedures for Grants Management Offices and Program Offices in making determinations regarding subrecipient eligibility.
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U.S.-British Columbia Transboundary Watershed Grant Program
Request for applications and other information related to EPA's Transboundary Watershed Grant Program for applicants in Alaska, Idaho, Montana, and Washington.
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Eighteenmile Creek AOC
Background information and beneficial use impairments for Eighteenmile Creek AOC.
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Questions and Answers About SNAP
The following list of questions and answers provides an overview of the regulations governing the use of substitutes that are reviewed under the Significant New Alternatives Policy (SNAP) program in various industrial sectors.
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Great Lakes Chlorophyll-a Monitoring
Great Lakes chlorophyll-a sampling program
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Great Lakes Fish Monitoring and Surveillance Program
The Great Lakes Fish Monitoring and Surveillance Program analyzes contaminants in whole top predator fish (Lake Trout and Walleye) to assess Great Lakes ecosystem health.
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Lake America
Statistics about the geography and bathymetry of Lake America, environmental issues, lake management plans, areas of concern
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Nonattainment Areas for Criteria Pollutants (Green Book)
Areas of the country where air pollution levels persistently exceed the national ambient air quality standards may be designated "nonattainment." This site provides current information on nonattainment areas by state and pollutant.
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Frequent Questions About Wildland Fire Smoke for Individuals
Frequently Asked Questions (FAQ) and responses for individuals experiencing smoke for the first time. Smoke Ready Communities.
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Mississippi River/Gulf of America Hypoxia Task Force
The Hypoxia Task Force is a collaborative state/federal partnership co-led by EPA to address nutrient pollution in the Mississippi-Atchafalaya River Basin and hypoxia in the Gulf of America.
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Hypoxia Task Force Newsletters
Archive of all quarterly Hypoxia Task Force Newsletters.
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Hypoxia Task Force Nutrient Reduction Strategies
This page has information about and links to HTF state and federal nutrient reduction strategies.