Arroyo Simi near Simi Valley
California — Water Level & Flood Stage
Located in Ventura County, California on the Arroyo Simi. Live water level data from USGS, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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This is an NWS forecast point (LID: ASNC1). Live data may be limited. View on NWS AHPS →
Flood Stages
Major Flood
12 ft
12,000 cfs
Moderate Flood
10.4 ft
9,000 cfs
Minor Flood
9.2 ft
7,000 cfs
Action Stage
8.5 ft
6,000 cfs
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
7-Day Water Level Chart
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About This Gauge
NWS LID
ASNC1
River
Arroyo Simi
County
Ventura, CA
Coordinates
34.2775°N, 118.7956°W
Get Flood Alerts for Arroyo Simi
StormCast monitors this gauge and sends a push notification to your phone when the water level crosses into a new flood category — even at 3 AM.
Frequently Asked Questions
What is the current water level of Arroyo Simi near Simi Valley?
The Arroyo Simi near Simi Valley gauge is maintained by USGS and reports water levels every 15 minutes. Visit this page to see the latest reading updated live, or download StormCast to get push alerts when levels rise.
What is flood stage for Arroyo Simi near Simi Valley?
The NWS-defined flood stage for Arroyo Simi near Simi Valley is 9.2 feet. Action stage begins at 8.5 feet. Moderate flooding starts at 10.4 feet, and major flooding at 12 feet.
How do I get alerts when Arroyo Simi rises?
Download StormCast free on Google Play, go to River Gauges, and add Arroyo Simi near Simi Valley to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category — even when your screen is off.
Where is the Arroyo Simi near Simi Valley gauge located?
The gauge is located in Ventura County, California at coordinates 34.2775°N, 118.7956°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: Ventura County WPD