Assunpink Creek at Clarksville, NJ
River level and flood forecast · Mercer County
The river is 2.9 ft below flood stage (8 ft).
Flow: 114 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 Assunpink Creek at Clarksville to flood, when it floods, and when it's over.
Flood stages
| Flood stage | 8 ft |
| Action stage | 7 ft |
| Record crest (August 28, 1971) | 10.9 ft |
What floods at each level
From the National Weather Service, highest first.
- 8 ftCarnegie Road in Hamilton floods.
- 7 ftPortions of Mercer County Park floods, including some lake trails.
Highest crests on record
- 10.9 ft — August 28, 1971
- 9.74 ft — August 29, 2011
- 9.36 ft — July 21, 1975
- 9.25 ft — April 16, 2007
- 8.72 ft — February 25, 1979
Recent crests: 9.74 ft (August 29, 2011) · 9.25 ft (April 16, 2007) · 8.72 ft (February 25, 1979) · 8.66 ft (January 26, 1978) · 9.36 ft (July 21, 1975)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (CLKN4); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.