Maquoketa River near Maquoketa, IA
River level and flood forecast · Jackson County
Normal12.8 ftas of Mon 2:15 PM
The river is 11.2 ft below flood stage (24 ft).
Flow: 2,010 cubic feet per second (USGS).
The last 7 days and the forecast
NWS forecast issued Tue, Sep 22, 9:58 AM. Forecasts change as rain falls and as upstream water arrives.
Flood stages
| Major flood stage | 28.5 ft |
| Moderate flood stage | 26 ft |
| Flood stage | 24 ft |
| Action stage | 23 ft |
| Record crest (July 26, 2010) | 35.26 ft |
What floods at each level
From the National Weather Service, highest first.
- 39 ftWater reaches the bottom of the Iowa Highway 62 bridge deck at Maquoketa.
- 37 ftWater is at the floor level of the Maquoketa Municipal Light Plant.
- 35 ftWater reaches the top of the levee which protects the industrial section at the north end of Maquoketa. Water reaches the bottom of the bridge deck at Main Street in Maquoketa.
- 30 ftWater affects the Maquoketa Municipal Light Plant facilities and affects Highway 113.
- 28.5 ftWater is affecting the north side of the city of Maquoketa and widespread agricultural flooding.
- 27 ftWater affects industries on the north end of Maquoketa.
- 26 ftSignificant agricultural flooding and increasing impacts on the city of Maquoketa.
- 24 ftWater affects agricultural land in the Maquoketa area and causes backups of storm sewers in town.
Highest crests on record
- 35.26 ft — July 26, 2010
- 34.09 ft — June 5, 2002
- 32.86 ft — July 6, 1993
- 32.41 ft — March 15, 2019
- 31.23 ft — June 14, 2008
Recent crests: 26.04 ft (October 4, 2019) · 32.41 ft (March 15, 2019) · 24.86 ft (February 5, 2019) · 28.29 ft (February 20, 2018) · 22.31 ft (July 22, 2017)
Up and down the river, and nearby
- UpstreamMaquoketa River at Manchester Hwy 20, IA
- North Fork Maquoketa River at Fulton, IA
- Apple River near Hanover, IL
- Wapsipinicon River near DeWitt, IA
- Mississippi River at Fulton, IL
- Sinsinawa River near Menominee, IL
- Mississippi River at Camanche, IA
- Beaver Slough at 3rd Street at Clinton, IA
- Wapsipinicon River at Anamosa Shaw Rd, IA
Not an official source. River levels, forecasts, flood stages and impacts are from the National Weather Service (MAQI4); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.