Tuolumne River

California

10 Gauges

A Grand Cyn Of Tuolumne Ab Hetch Hetchy

Streamflow: 207 ft³/s
Today
02:30 PM
River stage: 8.75 ft
Today
02:30 PM
Water temperature: 38.48 °F
Today
02:30 PM

Nr Hetch Hetchy Ca

Streamflow: 63.4 ft³/s
Today
02:30 PM
River stage: 3.02 ft
Today
02:30 PM
Water temperature: 47.84 °F
Today
02:00 PM

Ab Early Intake Nr Mather Ca

Streamflow: 72.2 ft³/s
Today
02:30 PM
River stage: 12.45 ft
Today
02:30 PM
Water temperature: 46.22 °F
Today
02:30 PM

Bl Early Intake Nr Mather Ca

Streamflow: 420 ft³/s
Today
02:30 PM
River stage: 4.8 ft
Today
02:30 PM
Water temperature: 47.48 °F
Today
02:30 PM

New Don Pedro Reservoir - Outflow

Streamflow: 381.1 ft³/s
01/30/2026
08:00 AM

New Don Pedro Reservoir - Inflow

Streamflow: 1,510.1 ft³/s
01/30/2026
08:00 AM

Bl Lagrange Dam Nr Lagrange Ca

Streamflow: 236 ft³/s
Today
02:30 PM
River stage: 4.65 ft
Today
02:30 PM
Water temperature: 51.8 °F
Today
02:30 PM

At Waterford

Streamflow: 196 ft³/s
Today
10:45 AM
River stage: 64.56 ft
Today
10:45 AM

At Modesto

Streamflow: 301 ft³/s
2 days ago
06:45 PM
River stage: 37.11 ft
2 days ago
06:45 PM

A Modesto Ca

Streamflow: 289 ft³/s
Today
02:30 PM
River stage: 37.06 ft
Today
02:30 PM
Water temperature: 53.06 °F
Today
02:30 PM

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