RIVER GAUGE · ARROYO SIMI
Arroyo Simi at Stow
Ventura County, California
Water level-1.47 ft
Flow—
Last readingSep 16, 2026, 5:00 PM UTC (last recorded)
Action2.6 ft1,500 cfs
Minor flood3.1 ft2,000 cfs
Moderate flood4.8 ft4,000 cfs
Major flood7.4 ft8,000 cfs
The past week
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When the water runs low
- 5 ft
Stage needed to inundate designated Gulf Sturgeon critical habitat below Jim Woodruff Lock and Dam.
- 3 ft
Temporary (not sustainable) operating level for of Scholz Power Plant
More on Arroyo Simi
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