Susquehanna River at Danville, PA

River level and flood forecast · Montour County

Normal4.2 ftas of Mon 3:30 PM

The river is 15.8 ft below flood stage (20 ft).

Forecast to fall to 3.2 ft by Thu, Oct 15, 2 PM.

Flow: 8,340 cubic feet per second (USGS).

The last 7 days and the forecast

0102030TueThuSatMonWedAction 15 ftFlood 20 ftModerate 23 ftMajor 30 ftNowObserved (ft)NWS forecast

NWS forecast issued Mon, Oct 12, 2:48 PM. Forecasts change as rain falls and as upstream water arrives.

Flood stages

Major flood stage30 ft
Moderate flood stage23 ft
Flood stage20 ft
Action stage15 ft
Record crest (June 24, 1972)32.32 ft

What floods at each level

From the National Weather Service, highest first.

  • 41.5 ftFlood waters begin to reach the Rupert Drive Bridge in Catawissa.
  • 38 ftFEMA 0.2% Annual Chance Flood Level (500-year flood).
  • 34 ftLevee system on the right bank begins to overflow. Widespread flooding continues in unprotected areas. Low lying areas within the levee system begin to be affected.
  • 32.3 ftFlood of record from Hurricane Agnes in 1972.
  • 32 ftAreas outside of the levee system experiences widespread flooding. The levee system protects most of Danville to a height of 34 feet.
  • 31.5 ftFEMA 1% Annual Chance Flood Level (100-year flood).
  • 30.5 ftFlood waters begin to reach the Danville Riverside Bridge.
  • 30 ftMuch of Riverside on the left bank is affected by high water. Water levels approach the pump station on the right bank just downstream of the highway bridge.
  • 29 ftFEMA 2% Annual Chance Flood Level (50-year flood).
  • 24.5 ftFEMA 10% Annual Chance Flood Level (10-year flood). Flood waters begin to affects residences in Riverside on the left bank of the river.
  • 24 ftInundation in Riverside on the left bank of the river begins to affect residences.
  • 23 ftFlooding occurs at the state hospital grounds on the east side of town. Backwater produces flooding on Sechler Run in the center of town.
  • 21 ftBasements flood in homes along Mahoning Creek on the right bank of the river.
  • 20 ftInundation begins in Riverside on the left bank.

Highest crests on record

  1. 32.32 ft — June 24, 1972
  2. 31.55 ft — September 9, 2011
  3. 30.71 ft — March 9, 1904
  4. 28.19 ft — June 28, 2006
  5. 28.01 ft — March 19, 1936

Recent crests: 20.23 ft (December 27, 2020) · 22.29 ft (August 16, 2018) · 31.55 ft (September 9, 2011) · 22.41 ft (April 29, 2011) · 22.57 ft (March 12, 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 (DANP1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.