Major Flood
50 ft
Current Water Level
Gage Height
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Streamflow
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Last Reading
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FLOOD STAGES
Know the flood categories.
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
Moderate Flood
45 ft
Minor Flood
41 ft
Action Stage
40 ft
What Floods at Each Level
50 ft
Major Flooding. Pierson and W 6th Street flooded. Adjacent roadways and floodplain inundated.
45 ft
Moderate Flooding. Santa Rosa Creek Trail fully inundated and heavily flooded. NWS will issue a Flash Flood Warning, if not yet already issued.
41 ft
Minor Flooding. Santa Rosa Creek Trail begins to flood. NWS will issue an Urban/Small Stream Advisory, if not yet already issued.
40 ft
Monitor Stage. Water levels are approximately 1 foot below lowest points of Santa Rosa Creek Trail in the vicinity of stream gage and Pierson bridge. NWS may issue a Flash Flood Watch, if not yet already issued.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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About This Gauge
USGS Site
NWS LID
SSAC1
River
Santa Rosa Creek
County
Sonoma, CA
Coordinates
38.4366°N, 122.7247°W
Get Flood Alerts for Santa Rosa 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 Santa Rosa Creek at Santa Rosa?
The Santa Rosa Creek at Santa Rosa gauge is maintained by USGS (site 11466200) 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 Santa Rosa Creek at Santa Rosa?
The NWS-defined flood stage for Santa Rosa Creek at Santa Rosa is 41 feet. Action stage begins at 40 feet. Moderate flooding starts at 45 feet, and major flooding at 50 feet.
How do I get alerts when Santa Rosa Creek rises?
Download StormCast free on Google Play, go to River Gauges, and add Santa Rosa Creek at Santa Rosa to your watchlist. StormCast will send a push notification to your phone whenever the water level crosses into a new NWS flood category.
Where is the Santa Rosa Creek at Santa Rosa gauge located?
The gauge is located in Sonoma County, California at coordinates 38.4366°N, 122.7247°W. USGS site number: 11466200. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Santa Rosa Creek
More Resources
Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey