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
46 ft
Minor Flood
39.7 ft
Action Stage
38 ft
What Floods at Each Level
50 ft
Major Flooding. Major agricultural flooding on both sides of the river; local roadways on or near floodplain likely impassable; up to 10 feet of standing water on floodplain. Water has reached the top of the Highway 128 bridge wing wall on the west side and all but the highest portions of the bridge remain above water.
46 ft
Moderate Flooding. Agricultural floodplain lands may be as much as 5-6 feet under water, with inundation reaching the Highway 128-River Road-Moody Lane insection and the northeast Highway 128 bridge approach. NWS will issue a Flash Flood Warning, if not yet already issued.
39.7 ft
Minor Flooding. Water may have begun to inundate the lowest floodplain locations on the left bank (east) side of the river. NWS will issue an Urban/Small Stream Advisory, if not yet issued.
38 ft
Monitor stage. Water is 2-3 feet below lowest floodplain elevation near Highway 128 and Geyserville. NWS will 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
Get Flood Alerts for Russian River
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 Russian River at Geyserville?
The Russian River at Geyserville gauge is maintained by USGS (site 11463500) 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 Russian River at Geyserville?
The NWS-defined flood stage for Russian River at Geyserville is 39.7 feet. Action stage begins at 38 feet. Moderate flooding starts at 46 feet, and major flooding at 50 feet.
How do I get alerts when Russian River rises?
Download StormCast free on Google Play, go to River Gauges, and add Russian River at Geyserville 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 Russian River at Geyserville gauge located?
The gauge is located in Sonoma County, California at coordinates 38.7126°N, 122.8958°W. USGS site number: 11463500. Data is provided by the U.S. Geological Survey and the National Weather Service.
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Source & Notes
Data provided by: US Geological Survey, Observations courtesy of U.S. Geological Survey