Potomac River at Paw Paw, MD

River level and flood forecast · Allegany County

Normal12.6 ftas of Mon 11:15 PM

The river is 12.4 ft below flood stage (25 ft).

Forecast to fall to 5.9 ft by Thu, Oct 15, 8 PM.

Flow: 14,200 cubic feet per second (USGS).

The last 7 days and the forecast

010203040WedThuFriSatSunMonTueWedThuAction 22.5 ftFlood 25 ftModerate 30 ftMajor 37 ftNowObserved (ft)NWS forecast

NWS forecast issued Mon, Oct 12, 8:57 PM. Forecasts change as rain falls and as upstream water arrives.

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Flood stages

Major flood stage37 ft
Moderate flood stage30 ft
Flood stage25 ft
Action stage22.5 ft
Record crest (March 18, 1936)54 ft

What floods at each level

From the National Weather Service, highest first.

  • 62 ftWater covers the bridge over the Potomac at the state line in Paw Paw.
  • 50 ftHomes in Paw Paw begin to flood.
  • 46 ftWater approaches the intersection of West Virginia Route 9 and Winchester Street in Paw Paw.
  • 40 ftThe right bank of the river floods extensive sections of the town of Paw Paw, north of the B&O Railroad. The towpath of the C&O Canal also begins to flood.
  • 37 ftFloodwaters cover both West Virginia Route 9 and Maryland Route 51. Businesses in the town of Paw Paw begin to flood.
  • 34 ftWater reaches the settling pond next to Paw Paw Park.
  • 30 ftPaw Paw Tunnel Campground begins to flood.
  • 26 ftWater covers an access road on the West Virginia side.
  • 25 ftA parking area adjacent to the highway bridge begins to flood. The roadway to the C&O Canal parking area floods, as does the lowest end of the Purslane Run hiker/biker area.
  • 22.5 ftWater reaches the top of the boat ramp in Paw Paw Festival Park.
  • 11 ftThe river reaches danger level for boaters as defined by the State of Maryland. At danger level, conditions are considered extremely hazardous.
  • 5 ftThe river reaches caution level for boaters as defined by the State of Maryland. Fast moving water and current changes can be expected.

Highest crests on record

  1. 54 ft — March 18, 1936
  2. 53.58 ft — November 5, 1985
  3. 45 ft — June 1, 1889
  4. 45 ft — November 24, 1877
  5. 43.5 ft — March 29, 1924

Recent crests: 30.2 ft (May 14, 2025) · 25.33 ft (December 16, 2018) · 25.9 ft (September 28, 2018) · 25.24 ft (June 3, 2018) · 28.67 ft (May 19, 2011)

Up and down the river, and nearby

Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (PAWW2); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.