CNRFC - Hydrology - Observed River/Reservoir Conditions

SACRAMENTO RIVER - COLUSA BRIDGE (CLUC1)

Latitude: 39.21º N	Longitude: 122.00º W	Elevation: 70 Feet
Location: Colusa County in California		Bulletin Group: Upper Sacramento		River Group: Upper Sacramento

Monitor Stage: 63.0 Feet

Flood Stage: 70.0 Feet

Danger Stage: 71.0 Feet

Plot Type:

Observed Data Credit
	Raw streamflow data is provided by the US Geological Survey (USGS). View USGS Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2022*	29,900	59.51	Oct 26, 2021
2021*	11,500	46.82	Jan 30, 2021
2020*	20,200	53.55	Jan 27, 2020
2019*	51,100	68.33	Mar 1, 2019
2018*	38,400	63.11	Apr 8, 2018
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
1998*	50,300	68.02	Feb 05, 1998
* Discharge affected by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
65.0 Feet	Water moves into the parking lot of Loves Landing trailer park along east bank of river inside levee.
67.2 Feet	Water moves into parking lot and patio of Colusa Landing RV Park along east bank of river.
73.0 Feet	Stages above 73.0 feet result in major flooding of the area outside the levees. Top of levee.

Official 7 Day National Weather Service Forecast (CAZ016)

Tonight: Mostly cloudy. A chance of rain showers early in the evening. A slight chance of thunderstorms until early morning. A slight chance of rain showers in the late evening and overnight. Lows around 51. Southeast winds up to 10 mph with gusts to around 20 mph.

Friday: Mostly cloudy. A chance of rain showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. Highs 67 to 72. Southeast winds up to 10 mph shifting to the northwest in the afternoon.

Friday Night: Mostly clear. Lows around 48. Northwest winds around 10 mph with gusts to around 20 mph.

Saturday: Mostly sunny. Highs 71 to 76. Northwest winds around 10 mph.

Saturday Night: Mostly clear. Lows around 51. East winds up to 10 mph shifting to the north after midnight.

Sunday: Sunny. Highs 74 to 80.

Sunday Night: Clear. Lows around 51.

Monday through Wednesday: Clear. Highs 76 to 85. Lows around 52.

Wednesday Night and Thursday: Mostly clear. Lows 49 to 55. Highs 74 to 84.

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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