RIVER GAUGE · COSUMNES RIVER
Cosumnes River at McConnell
Sacramento County, California
Water level25.65 ft
Flow—
Last readingSep 16, 2026, 5:15 PM UTC (last recorded)
Action38.5 ft
Minor flood44.5 ft
Moderate flood53.4 ft
Major flood53.5 ft
The past week
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What floods at each level
- 46.5 ft
At 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 ft
Flood stage.
- 41.5 ft
The Cosumnes River overflow channel begins to flow.
- 38.5 ft
Monitor Stage.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jan 13, 1980 | 49.9 ft | 30,000 cfs |
| Jan 1, 1997 | 48.5 ft | — |
| Feb 17, 1986 | 47.1 ft | — |
More on Cosumnes River
UpstreamCosumnes River at Michigan Bar
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