Mattawoman Creek near Pomonkey, MD
River level and flood forecast · Charles County
The river is 3.7 ft below flood stage (7 ft).
Flow: 72 cubic feet per second (USGS).
River camera
Watch the time-lapse
Camera by the U.S. Geological Survey. Most take a picture every hour, some every few minutes; many stop at night.
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 7 PM. Forecasts change as rain falls and as upstream water arrives.
Get flood alerts for this river
An email when the National Weather Service forecasts Mattawoman Creek near Pomonkey to flood, when it floods, and when it's over.
Flood stages
| Major flood stage | 12 ft |
| Moderate flood stage | 10 ft |
| Flood stage | 7 ft |
| Action stage | 6 ft |
| Record crest (September 8, 2011) | 7.98 ft |
What floods at each level
From the National Weather Service, highest first.
- 11 ftWater completely covers the bridge on Pomfret Road.
- 10 ftBumpy Oak Road and the Indian Head Rail Trail bridge both are flooded.
- 8 ftPomfret Road is flooded and closed.
- 7 ftPomfret Road begins to flood.
- 4 ftWater begins to overflow the banks into swampy areas nearby. No impacts are observed.
Highest crests on record
- 7.98 ft — September 8, 2011
- 7.86 ft — May 12, 2008
- 7.72 ft — October 12, 2018
- 7.52 ft — August 13, 1955
- 7.43 ft — July 9, 2019
Recent crests: 7.2 ft (January 10, 2024) · 7.3 ft (December 19, 2023) · 7.43 ft (July 9, 2019) · 7.72 ft (October 12, 2018) · 7.43 ft (February 12, 2018)
Up and down the river, and nearby
- Piscataway Creek at Piscataway, MD
- Zekiah Swamp Run near Newtown, MD
- Cameron Run at Eisenhower Avenue in Alexandria, VA
- Four Mile Run at Alexandria, VA
- Accotink Creek near Annandale, VA
- Anacostia River at Buzzard Point in Washington DC, DC
- South Fork Quantico Creek near Independent Hill, VA
- Potomac River at Georgetown / Wisconsin Ave, DC
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (POMM2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.