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Potomac River at Hancock MD

USGS Streamflow Monitor

Federal and state agencies maintain river level monitors throughout the Potomac River Basin. The U.S.Geological Survey compiles real-time information from river monitors, in cooperation with the U.S. Army Corps of Engineers.

Current stream conditions are shown in the graph below:

The National Oceanic and Atmospheric Administration (NOAA) has an on-line river forecast service summarized below.

For real-time data on this site, select this link.

Photo courtesy U.S. Geological Survey

Nearby Potomac River Stream Monitors
To view a map of Potomac River Monitors, select this link.

Click here for larger map and nearby sites.

Contact Information
U.S. Geological Survey
5522 Research Park Drive
Baltimore MD 21228