West Branch Susquehanna River at Jersey Shore, PA
River level and flood forecast · Lycoming County
The river is 23.6 ft below flood stage (26 ft).
Forecast to rise to 3.8 ft Tue 2 PM, below the 26 ft flood stage.
Flow: 3,100 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Mon, Oct 12, 2:51 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 29 ft |
| Moderate flood stage | 28 ft |
| Flood stage | 26 ft |
| Action stage | 23 ft |
| Record crest (June 23, 1972) | 38.2 ft |
What floods at each level
From the National Weather Service, highest first.
- 44 ftApproximate level of the FEMA 0.2% Annual Chance Flood level (500-year flood).
- 38 ftFlood of record from Hurricane Agnes in 1972. Approximate level of the FEMA 1% Annual Chance Flood level (100-year flood). Flood waters begin to reach the Route 44 Bridge in Antes Fort.
- 36.5 ftApproximate level of the FEMA 2% Annual Chance Flood level (50-year flood).
- 32.5 ftFlood waters begin to reach the Route 44 Bridge in Jersey Shore.
- 32 ftMost of Jersey Shore adjacent to the river is flooded.
- 31.5 ftApproximate level of the FEMA 10% Annual Chance Flood level (10-year flood).
- 29 ftMany homes and businesses in Jersey Shore are affected by high water.
- 28 ftThe left, or north bank overflows. Some homes adjacent to the river are flooded.
- 26 ftThe river overflows onto Log Island.
- 23 ftLong Island (Route 44) and North Main Street in Jersey Shore may be closed to traffic.
Highest crests on record
- 38.2 ft — June 23, 1972
- 37.9 ft — March 19, 1936
- 37.3 ft — June 1, 1889
- 32.8 ft — November 25, 1950
- 30.74 ft — September 18, 2004
Recent crests: 30.74 ft (September 18, 2004) · 29.5 ft (January 20, 1996) · 23 ft (April 2, 1993) · 27 ft (February 15, 1984) · 25.5 ft (March 6, 1979)
Up and down the river, and nearby
- UpstreamWest Branch Susquehanna River at Lock Haven, PA
- DownstreamWest Branch Susquehanna River at Williamsport, PA
- Pine Creek near Waterville, PA
- Lycoming Creek near Williamsport, PA
- Bald Eagle Creek near Beech Creek Station, PA
- Lycoming Creek near Trout Run (Camp Susque), PA
- Blockhouse Creek near English Center, PA
- Fishing Creek at Lamar, PA
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (JRSP1); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.