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Local Info
Critical Stages
13' - Action15' - Flood17' - Moderate Flood19' - Major Flood
Iowa River - Gauge MROI4
Marengo, IA
Lat: 41.81N, Lon: 92.06W
 
Latest Observation
Updated: 9:00 PM CDT 10/20/25
Stage:7.15 ft
Flow:0.876 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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