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Local Info
Critical Stages
21.5' - Action23.5' - Flood24.8' - Moderate Flood28.5' - Major Flood
Susquehanna River - Gauge CNWM2
Conowingo Dam, MD
Lat: 39.66N, Lon: 76.17W
 
Latest Observation
 Updated: 8:35 AM EDT 10/9/25
Stage:9.39 ft
Flow:5.47 kcfs*
* Thousand cubic feet per second
Forecast
hydrograph
Flood Impacts
Historical Crests

Data provided by NOAA Advanced Hydrologic Prediction Service

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