RIVER GAUGE · TUOLUMNE RIVER
Tuolumne River at Modesto
Stanislaus County, California
Water level36.78 ft
Flow223 cfs
Last readingSep 16, 2026, 4:45 PM UTC (last recorded)
Action50.5 ft
Minor flood55 ft
Moderate flood66 ft
Major flood67 ft
The past week
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What floods at each level
- 67 ft
Extensive flooding occurs. Flows in excess of 40,000 cfs could cause extensive damage to residential, industrial and commercial development in Modesto downstream of gage.
- 55 ft
This is channel capacity through downtown Modesto.
Highest crests on record
| Date | Level | Flow |
|---|---|---|
| Jan 4, 1997 | 71.21 ft | 55,800 cfs |
| Dec 8, 1950 | 69.19 ft | 57,000 cfs |
| Dec 24, 1955 | 66.43 ft | 37,600 cfs |
Get an alert when Tuolumne River rises
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