Learn the Issues
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Massachusetts' 2018-2020 303(d) List Report and Related Documents
View supporting documents for Massachusetts' 2018-2020 Section 303(d) list of impaired waters.
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TMDL Report and Approval Documents for Slocums and Little River Embayment System, MA
View supporting documents for Slocums and Little River Embayment System in Massachusetts.
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TMDL Report and Approval Documents for Chilmark Pond Estuarine System, MA
View supporting documents for Chilmark Pond Estuarine System in Massachusetts.
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TMDL Report and Approval Documents for Tisbury Great Pond and Black Point Pond Estuarine System, MA
View supporting documents for Tisbury Great Pond and Black Point Pond Estuarine System in Massachusetts.
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Impaired Waters and TMDLs in Region 6
An overview of impaired waters and TMDLs in EPA Region 6.
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Accepted Advance Restoration Plans
List of EPA accepted advance restoration plans
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Web Services
Envirofacts is developing web services to facilitate the sharing of its functionality and information. All of the services that are available within Envirofacts will be listed on this page.
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States' Efforts, Research, Reports & Other Resources
Research, Reports, & Other Resources
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2021 P3 Expo -Urban Food Lab: Composting Plastic in Aquaponics
New York University, New York, NY P3 Team
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2021 P3 Expo - Sorbent-Amended Caps for PFAS-Contaminated Sediments
Illinois Institute of Technology, Chicago, IL P3 Team
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2021 P3 Expo - Microwave-Catalytic Membrane for PFAS Degradation
New Jersey Institute of Technology, Newark, NJ P3 Team
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2021 P3 Expo - MAP-HABS: An Innovative Platform for the Early and Ongoing Detection of Harmful Algal Blooms
Colorado State University, Fort Collins, CO P3 Team
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Common Considerations
Basic concerns for source water protection include both water quality and water availability.
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Environmental Crime Victim Resources - West Virginia
A resource listing for environmental crime victims
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Environmental Crime Victim Resources - Virginia
A resource listing for environmental crime victims
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Response, Assessment, and Evaluation Services (RAES) Employment and Training Quarterly Reports
Response, Assessment, and Evaluation Services (RAES) Employment and Training Quarterly Reports submitted by Tetra Tech Inc. to EPA Region 9. USEPA Contract No. EP-S9-17-03.
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Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2016
View or download the Inventory of U.S. Greenhouse Gas Emissions and Sinks: 1990-2016.
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Indicators: Enterococci
Enterococci are bacteria that live in the intestinal tracts of warm-blooded animals, including humans, and therefore indicate possible contamination of streams and rivers by fecal waste.
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Indicators: Water Clarity
Water clarity is a measure of how clear water is, and more specifically, how far down light can penetrate through the water column.
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Indicators: Streambed Fine Sediments
Streambed sediments are fine mineral deposits and silt located on the streambed. In excess amounts, they can fill in the habitat spaces between stream cobbles and rocks where aquatic organisms live and breed.