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| Latitude: 39.21º N | Longitude: 122.00º W | Elevation: 70 Feet | |
| Location: Colusa County in California | River Group: Upper Sacramento | ||
| Monitor Stage: 63.0 Feet | Flood Stage: 70.0 Feet | Danger Stage: 71.0 Feet |
| Observed Data Credit | |
 | Raw streamflow data is provided by the US Geological Survey (USGS). |
Historical Stage/Flow Data |
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Note: Water Year 2025 is currently showing peak daily mean values. These will be updated to instantaneous peaks in the coming months. |
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Water Year
|
Peak Discharge (cfs)
|
Stage (feet)
|
Date
|
| Most Recent 5 Years | |||
| 2025* | 50,500 | 68.11 | Feb 06, 2025 |
| 2024* | 48,800 | 67.44 | Feb 21, 2024 |
| 2023* | 48,000 | 67.26 | Jan 16, 2023 |
| 2022* | 29,900 | 59.51 | Oct 26, 2021 |
| 2021* | 11,500 | 46.82 | Jan 30, 2021 |
| Historical High Stage/Flow Events (Period of Record - Oct 1940 to Present) - Ranked by Flow | |||
| 1983* | 51,800 | 68.50 | Mar 04, 1983 |
| 2019* | 51,100 | 68.33 | Mar 1, 2019 |
| 2017* | 50,900 | 68.25 | Feb 20, 2017 |
| 2025* | 50,500 | 68.11 | Feb 06, 2025 |
| 1998* | 50,300 | 68.02 | Feb 05, 1998 |
| 1986* | 50,100 | 67.97 | Feb 19, 1986 |
| * Discharge affected by regulation or diversion | |||
| Location Photographs | ||
| ESRI™ Locator Map |
| Official 7 Day National Weather Service Forecast (CAZ016) |
| Tonight: Mostly clear. Lows around 45. Light winds. Sunday: Partly cloudy. A slight chance of rain in the afternoon. Highs around 66. Southeast winds up to 10 mph. Sunday Night: Mostly cloudy. A chance of rain in the evening. Lows 44 to 50. South winds up to 10 mph in the evening becoming light. Monday: Mostly cloudy. Highs around 61. Northwest winds up to 15 mph. Gusts up to 25 mph in the afternoon. Monday Night: Mostly cloudy. A slight chance of rain after midnight. Lows 44 to 50. North winds up to 15 mph. Tuesday: Mostly cloudy with a chance of rain. Highs around 55. Tuesday Night: Mostly cloudy with a chance of rain. Lows 40 to 46. Wednesday: Mostly cloudy with a chance of rain. Highs around 56. Wednesday Night: Partly cloudy with a slight chance of rain. Lows around 39. Thursday and Thursday Night: Mostly clear. Highs around 60. Lows around 39. Friday: Mostly cloudy with a slight chance of rain. Highs around 54. Friday Night and Saturday: Mostly cloudy with a chance of rain. Lows 37 to 43. Highs around 52. |
| Flood Impacts | |
| 73.0 Feet | Stages above 73.0 feet result in major flooding of the area outside the levees. Top of levee. |
| 67.2 Feet | Water moves into parking lot and patio of RV Park located 0.7 miles downstream of gauge on left bank of river. |
| 65.0 Feet | 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. |
| 63.0 Feet | Monitor Stage. The Colusa-Sacramento River State Recreation Area begins to experience high water impacts. |
| Product Disclaimer |
This river graphic is not intended to serve as a substitute for official flood watches, warnings, advisories, or statements issued by the NWS Sacramento Weather Forecast Office. Observations are preliminary and subject to change. River levels identified as "forecast" should be consistent with those contained in official NWS products. River levels identified as "guidance" have significant uncertainty due to future weather or reservoir regulation and are provided for planning purposes only. |
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