Impaired Waters and TMDLs in Region 3
EPA Region 3 serves Pennsylvania, Maryland, Delaware, Virginia, West Virginia and the District of Columbia, as well as 7 federally recognized tribal nations.
On this page:
- Public Notices
- Chesapeake Bay TMDL
- Search for specific impaired waters and TMDLs
- Current Projects
- State-specific information and actions
Contact Region 3
Impaired Waters and TMDLs Staff
Public Notices
Chesapeake Bay TMDL
Search for Specific Impaired Waters and TMDLs
- For the latest surface water quality assessment decision data, please visit How’s My Waterway, or visit the ATTAINS website.
Current Projects
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Water Quality Modeling to Support Source Water and Aquatic Life Protection, Octoraro Creek, Pennsylvania and Maryland
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This project supports water quality monitoring and development of a water quality model to guide restoration planning efforts for the Octoraro Creek Watershed. The data and model along with tools to evaluate nutrient and sediment reduction strategies will guide Pennsylvania Department of Environmental Protection and local partners develop plans for supporting a healthy ecosystem and protecting drinking water. For more information, please contact Ashley Geiger, project lead, at geiger.ashley@epa.gov.
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Octoraro Modeling Project Scenario Planning Meeting--January 31st, 2022 (link to recording)
- Water Quality Model Stakeholder Meeting-- April 25th, 2023 (link to recording)
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State-specific Information and Actions
- Delaware
- District of Columbia
- Maryland
- Pennsylvania
- Virginia
- West Virginia
Contact information for EPA Region 3 303(d) staff can be found at Contact Us About Impaired Waters and TMDLs.