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Local Info
Critical Stages
13' - Action17' - Flood20' - Moderate Flood24' - Major Flood
St. Marys River - Gauge DCRI3
Decatur, IN
Lat: 40.85N, Lon: 84.94W
 
Latest Observation
Updated: 9:25 PM EDT 10/8/25
Stage:2.78 ft
Flow:0.0282 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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