Clear Creek (IA) near Coralville, IA
River level and flood forecast · Johnson County
Normal2.2 ftas of Mon 3 PM
The river is 8.8 ft below flood stage (11 ft).
Flow: 148 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Sun, Dec 31, 6 PM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Flood stage | 11 ft |
| Action stage | 10 ft |
| Record crest (June 17, 1990) | 16.36 ft |
What floods at each level
From the National Weather Service, highest first.
- 19 ftWater affects the lowest portions of SE Deer Creek Road.
- 18 ftWater reaches the bottom of the Deer Creek Road bridge deck. Water also reaches the bottom of the 22nd Avenue bridge deck.
- 15 ftWater affects the lowest portions of 22nd Avenue.
Highest crests on record
- 16.36 ft — June 17, 1990
- 14.74 ft — July 6, 1993
- 14.63 ft — April 18, 2013
- 14.61 ft — June 15, 1982
- 13.93 ft — May 17, 1974
Recent crests: 8.88 ft (June 10, 2020) · 12.46 ft (March 13, 2019) · 8.55 ft (September 6, 2018) · 6.83 ft (January 20, 2017) · 7.53 ft (January 17, 2017)
Up and down the river, and nearby
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (CRAI4); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.