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Paint Branch Tributary near Colesville, MD Water Level Today

Maryland · USGS gauge 01649150 · live data · Updated Oct 28, 2026

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About this gauge

USGS gauge 01649150 sits on Paint Branch Tributary and reads everything draining 1 square miles of the Middle Potomac-Anacostia-Occoquan basin. Its datum sits 366 feet above sea level NAVD88. Daily flow has been on record here since 2007, 19 years of it.

Where this gauge sits in the drainage

No gauged site sits above this one on the mainstem, so this is the first published reading on the river. Downstream the next reading comes from Paint Branch near College Park, MD at 13 square miles, so what passes this gauge is about 8% of the water measured there. Water passing here goes on to Northeast Branch Anacostia River at Riverdale, MD.

Normal flows here

Paint Branch Tributary runs a median of 0.6 cfs at this gauge across 19 years of record. March is the fullest month at a median 0.9 cfs, and August the leanest at 0.3 cfs. The highest daily mean on record is 64 cfs in 2014, and the lowest is 0.1 cfs in 2008.

Median flow by month
MonthMedian flowShare of annual median
Jan0.7 cfs124%
Feb0.8 cfs139%
Mar0.9 cfs158%
Apr0.9 cfs151%
May0.8 cfs139%
Jun0.5 cfs92%
Jul0.4 cfs64%
Aug0.3 cfs56%
Sep0.3 cfs57%
Oct0.4 cfs63%
Nov0.5 cfs78%
Dec0.6 cfs105%

Medians from the USGS daily-statistics record, 2007 to 2025. A month at 100% is running at its own long-term median.

Flood stages and record crests

Paint Branch Tributary reaches flood stage at this gauge at 13 feet. NWS starts watching it at 11 feet. The highest crest on record is 4.8 feet, in August 2021.

NWS flood categories
CategoryGage height
Action11 ft
Minor flooding13 ft
Highest crests on record
WhenCrest
August 20214.8 ft
September 20214.8 ft
June 20154.5 ft
June 20134.4 ft
September 20184.2 ft

Flood categories and crest history from the NOAA National Water Prediction Service, gauge CLSM2. Stages are gage height, not depth. Not for navigation.

Nearby river gauges

Live streamflow and gage height: USGS gauge 01649150. Percentile context computed against the gauge's period of record. Not for navigation.

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