Iroquois River at Rensselaer, IN
River level and flood forecast · Jasper County
Normal4.3 ftas of Mon 2:30 PM
The river is 7.7 ft below flood stage (12 ft).
Flow: 88 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
| Major flood stage | 15 ft |
| Moderate flood stage | 14 ft |
| Flood stage | 12 ft |
| Action stage | 11 ft |
| Record crest (February 22, 2018) | 17.04 ft |
What floods at each level
From the National Weather Service, highest first.
- 22 ftI-65 is threatened west of Rensselaer.
- 18.5 ftWidespread inundation of structures and roads begins in east Rensselaer. Grace Street is threatened in Rensselaer.
- 18 ftUS-231 (Washington Street) threatened in Rensselaer.
- 17.5 ftWater treatment plant in Rensselaer threatened. IL-114 is inundated east of the river east of Rensselaer.
- 17 ftExtensive flooding of Potawatomi Park and Laird's Landing in Rensselaer.
- 16.5 ftStructures threatened along Kanne Lane in west Rensselaer.
- 16 ftExtensive flooding of cemetery and nearby public works.
- 15 ftCollege Avenue threatened in Rensselaer.
- 14 ftA couple homes threatened in Rensselaer.
- 12 ftLow-lying agricultural land inundated. Parking lots threatened at Lairds Landing.
- 10 ftWater overtops low-lying banks near Rensselaer.
Highest crests on record
- 17.04 ft — February 22, 2018
- 16.74 ft — June 18, 2015
- 16.59 ft — July 10, 2003
- 16.54 ft — June 10, 1958
- 16.16 ft — March 12, 2009
Recent crests: 11.83 ft (May 19, 2020) · 12.47 ft (January 12, 2020) · 12.51 ft (May 2, 2019) · 17.04 ft (February 22, 2018) · 11.17 ft (April 7, 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 (RZLI3); flow from the U.S. Geological Survey. Readings are provisional. In a flood, follow your local officials and the NWS at weather.gov.