Russian River near Hopland
California — Water Level & Flood Stage
Located in Mendocino County, California on the Russian River. Live water level data from USGS gauge 11462500, updated every 15 minutes.
Current Water Level
Gage Height
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Streamflow
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Last Reading
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Flood Stages
Major Flood
26 ft
Moderate Flood
23 ft
Minor Flood
15 ft
Flood stages defined by the National Weather Service. Gage height data from USGS Water Resources.
What Floods at Each Level
30 ft
Disastrous flooding. Many homes and businesses damaged. Numerous primary and secondary roads and some bridges could be washed out. This is equal to the highest known stage, which occurred in December 1937. 6500 acres were inundated by flood waters.
28 ft
Disastrous flooding will occur. Many homes and businesses could be damaged. Many primary and secondary roads and some bridges could be washed out.
27 ft
Widespread major flooding. At the forecast level, over 500 homes and farm buildings were damaged on December 22, 1955. 6300 acres of land were inundated by flood waters. All persons in the areas area urged to move to high ground and take appropriate action to protect life and property.
26 ft
Widespread major flooding will occur. Primary roads and some bridges will flood.
25 ft
Severe bank erosion is likely with widespread flooding of farmland, buildings, and low-lying homes in the Hopland, Ukiah, and Talmage areas. Many secondary roads will be flooded. This level of flooding caused 6100 acres to flood in February 1940.
24 ft
Flooding of low-lying structures and farmland in the Hopland, Ukiah, and Talmage areas. Many secondary roads may also be flooded. Severe bank erosion is possible.
23 ft
Flooding of farmland, buildings, and low-lying homes in the Hopland area. Flooding will begin in the Ukiah and Talmage areas.
21 ft
Flooding of low-lying structures just west of the railroad tracks near Hopland.
20 ft
Flooding of low-lying structures east of the railroad tracks near Hopland.
18 ft
Flooding of Highway 222 near Ukiah. Secondary roads in low-lying areas will be flooded in the Hopland, Ukiah, and Talmage areas.
17 ft
Significant flooding of Highway 175 at the approaches to the Russian River bridge. Minor flooding of Highway 222 near Ukiah, and in crop land along the left and right banks of the Russian River near Hopland.
15 ft
Flooding of Highway 175 is expected at the approaches to the Russian River bridge. Expect flooding of cropland on the right bank of river.
Impact statements from the National Weather Service, describing what typically happens at each water level.
7-Day Water Level Chart
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Historic Crests
| Date | Stage | Flow |
|---|---|---|
| Dec 14, 1937 | 30 ft | — |
| Nov 30, 1937 | 30 ft | — |
| Dec 14, 1937 | 30 ft | — |
| Nov 30, 1937 | 30 ft | — |
| Dec 21, 1955 | 27 ft | 45,000 cfs |
About This Gauge
USGS Site
NWS LID
HOPC1
River
Russian River
County
Mendocino, CA
Coordinates
39.0265°N, 123.1305°W
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 near Hopland?
The Russian River near Hopland gauge is maintained by USGS (site 11462500) 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 near Hopland?
The NWS-defined flood stage for Russian River near Hopland is 15 feet. Action stage begins at N/A feet. Moderate flooding starts at 23 feet, and major flooding at 26 feet.
How do I get alerts when Russian River rises?
Download StormCast free on Google Play, go to River Gauges, and add Russian River near Hopland 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 Russian River near Hopland gauge located?
The gauge is located in Mendocino County, California at coordinates 39.0265°N, 123.1305°W. USGS site number: 11462500. 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
- Gauge reading affected by reservoir operations.