Arroyo Grande Creek at 22nd Street Bridge
California — Water Level & Flood Stage
Located in San Luis Obispo County, California on the Arroyo Grande Creek. 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: AGGC1). Live data may be limited. View on NWS AHPS →
Flood Stages
Minor Flood
31 ft
Action Stage
29 ft
1,000 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
AGGC1
River
Arroyo Grande Creek
County
San Luis Obispo, CA
Coordinates
35.0956°N, 120.6072°W
Get Flood Alerts for Arroyo Grande Creek
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 Grande Creek at 22nd Street Bridge?
The Arroyo Grande Creek at 22nd Street Bridge 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 Grande Creek at 22nd Street Bridge?
The NWS-defined flood stage for Arroyo Grande Creek at 22nd Street Bridge is 31 feet. Action stage begins at 29 feet. Moderate flooding starts at N/A feet, and major flooding at N/A feet.
How do I get alerts when Arroyo Grande Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Arroyo Grande Creek at 22nd Street Bridge 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 Grande Creek at 22nd Street Bridge gauge located?
The gauge is located in San Luis Obispo County, California at coordinates 35.0956°N, 120.6072°W. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Resources
Source & Notes
Data provided by: San Luis Obispo County Public Works