Major Flood
73 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
72 ft
Minor Flood
70 ft
Action Stage
63 ft
What Floods at Each Level
73 ft
Stages above 73.0 feet result in major flooding of the area outside the levees. Top of levee.
67.2 ft
Water moves into parking lot and patio of RV Park located 0.7 miles downstream of gauge on left bank of river.
65 ft
Water impacts the parking lot of RV Park 4 miles downstream of gauge on left bank of river. RV Park is located inside the levee.
63 ft
Monitor Stage. The Colusa-Sacramento River State Recreation Area begins to experience high water impacts.
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 |
|---|---|---|
| Feb 7, 1942 | 69.2 ft | — |
| Jan 3, 1997 | 68.83 ft | 76,600 cfs |
| Feb 6, 2025 | 68.55 ft | — |
About This Gauge
USGS Site
NWS LID
CLUC1
River
Sacramento River
County
Colusa, CA
Coordinates
39.2141°N, 122.0003°W
Get Flood Alerts for Sacramento 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 Sacramento River at Colusa Bridge?
The Sacramento River at Colusa Bridge gauge is maintained by USGS (site 11389500) 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 Sacramento River at Colusa Bridge?
The NWS-defined flood stage for Sacramento River at Colusa Bridge is 70 feet. Action stage begins at 63 feet. Moderate flooding starts at 72 feet, and major flooding at 73 feet.
How do I get alerts when Sacramento River rises?
Download StormCast free on Google Play, go to River Gauges, and add Sacramento River at Colusa Bridge 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 Sacramento River at Colusa Bridge gauge located?
The gauge is located in Colusa County, California at coordinates 39.2141°N, 122.0003°W. USGS site number: 11389500. Data is provided by the U.S. Geological Survey and the National Weather Service.
More Gauges on Sacramento River
On This River
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Source & Notes
Data provided by: Observations Courtesy of CA Department of Water Resources, Observations courtesy of U.S. Geological Survey