Interactive Maps

The Lower Potomac

The Potomac Estuary

Mount Vernon to Anacostia River

Mall Area

Georgetown to Great Falls

Potomac Piedmont

Upper Potomac

The North Branch

Boat Ramps

Monitoring Sites

Bridges and Ferries

Cruises and Charters

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North Branch Potomac River at Kitzmiller MD

USGS Streamflow Monitor

This USGS river monitoring site has been active since 1949. The site drains an area of about 266 square miles. 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. Click on the Web link below for real-time data for this site.

The National Oceanic and Atmospheric Administration (NOAA) has an on-line river forecast service summarized below. Click on the Web link at right or below for detailed USGS data for this site.

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

Suggested Links

Contact Information
U.S. Geological Survey
5522 Research Park Drive
Baltimore MD 21228
443-498-5500
Website