Maps

Potomac River Basin Drinking Water Source Protection Partnership

Potomac Watershed Map with Streams

Screenshot of PFAS Monitoring in the Potomac River Basin Map

PFAS Monitoring Locations in the Potomac River Basin

Sub-watersheds of the Potomac River

Land Use Map-2006 Data

Land Use Map-1997 Data

Washington Metro Water Supply Service Areas (as of 2010)

Screenshot of the USGS National Water Dashboard

USGS National Water Dashboard

Harmful Algal Bloom (HAB) Monitoring Locations

Additional maps can be found the Maps page of the Interstate Commission on the Potomac River Basin’s website.

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