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COSUMNES RIVER - MCCONNELL (MCNC1)
Latitude:
38.36º N
Longitude:
121.34º W
Elevation:
5 Feet
Location: Sacramento County in CA
River Group: San Joaquin
Issuance Time: Feb 15 2026 at 8:39 AM PST
Please Note:Ensemble forecasts produced by CNRFC only consider meteorological uncertainty and do not account for hydrologic uncertainty.

!!! Selected Ensemble Product NOT Available for this Location !!!


Location Photographs

ESRI™ Locator Map

Flood Impacts
46.5 FeetAt approximately 44,000 cfs, water exits the river upstream and downstream of Highway 99. Dillard Road is flooded from Highway 99 to Riley Road. Twin Cities Road is flooded from Hardesty Lane to Christensen Road.
44.5 FeetFlood stage.
41.5 FeetThe Cosumnes River overflow channel begins to flow.
38.5 FeetMonitor Stage.