Jun 14, 2010
Heavy rains during the third week of June resulted in the Iowa River at Marengo going above the moderate flood stage level of 15.5 feet on June 14th around 11 pm. It crested around 17.5 feet around 100 am June 24. It remained above the moderate flood stage level through the end of June.
Source: NOAA National Weather Service Storm Events Database (event 246932). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Iowa County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.