2025年1月28日 · Monitoring location 01646500 is associated with a Stream in Montgomery County, Maryland. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 1930 are available online.

4 天之前 · Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours. Click individual graphics to enlarge.

2025年1月27日 · Monitoring location 01638500 is associated with a Stream in Frederick County, Maryland. Current conditions of Discharge, Dissolved oxygen, Gage height, and more are available. Water data back to 1889 are available online.

2025年1月30日 · Note: Use the official hydrograph at the top of this web page for river levels within the next 72 hours. Click individual graphics to enlarge.

2025年1月26日 · Monitoring location 01613000 is associated with a Stream in Washington County, Maryland. Current conditions of Discharge and Gage height are available. Water data back to 1889 are available online.

Potomac water levels are monitored by USGS in a national system. Stream gages feed data to a national system that allows real-time data to be displayed.

How High is the Potomac River? This gage records the height measurements of the Potomac River every 15 minutes and via satellite, transmits the data to the U.S. Geological Survey (USGS) website.

Explore the NEW USGS National Water Dashboard interactive map to access real-time water data from over 13,500 stations nationwide. Available data for this site. Datum of gage: 199.91 feet above NAVD88.

Potomac River at Hancock MD is a USGS Streamflow Monitor, one of many historic, cultural and recreation sites on the Potomac River.

Potomac River Basin Click on Gage Location for Detailed Real Time Data