CNRFC - Hydrology - Observed River/Reservoir Conditions

YOLO BYPASS - LISBON (LSBC1)

Latitude: 38.48º N	Longitude: 121.59º W	Elevation: 20 Feet
Location: Yolo County in California		Bulletin Group: Lower Sacramento		River Group: Lower Sacramento

Action/Monitor: 13.0 Feet

Minor Flood: 19.0 Feet

Moderate Flood: 26.0 Feet

Major Flood: 31.1 Feet

Plot Type:

Observed Data Credit
	Raw streamflow data is provided by the California Department of Water Resources. View California Department of Water Resources Data for this station location.

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2023	76,100	18.46	Jan 16, 2023
2022	1,160	8.30	Dec 31, 2021
2021	659	7.22	Jan 28, 2021
2020*	690	7.33	Dec 7, 2019
2019*	5,170	19.10	Feb 15, 2019
Historical High Stage/Flow Events (Period of Record - January 1914 to Present) - Ranked by Flow
1986	564,800	27.50	Feb 20, 1986
1997	507,400	27.18	Jan 3, 1997
1965	323,100	24.69	Dec 25, 1964
* Incomplete record for the year
** Datum changed from NGVD29 to NAVD88 on 10/01/2006. The difference is -1.06 ft and must be applied to all data before date to convert to NAVD88

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Flood Impacts
31.1 Feet	Stages above 31.1 feet result in flooding outside levees. Top of east yolo bypass containment levee.
26.2 Feet	Water is up to the steps of Skyrakers Duck Club buildings.
25.0 Feet	Top of the Mound Farms levee protecting the housing area.
22.5 Feet	Kerney Ranch house floods.
19.0 Feet	Mound Farms and Senator Outing Duck Club are flooded.
16.0 Feet	Glide In Ranch is completely flooded.
15.0 Feet	County Road 155 is flooded west of the Golden Sprig Duck Club.
14.0 Feet	Skyrakers Duck Club ponds begin to flood.
13.0 Feet	Flood waters extend approximately 1 mile west of the tow drain downstream of the Lisbon gage.
12.0 Feet	County Road 107 is flooded.
11.0 Feet	Glide In Ranch & Mound Farms begin to flood.
10.5 Feet	Local roads on the east side of the Yolo Bypass south of the I-80 causeway are flooded.
9.5 Feet	Yolo Bypass flooding extends 1/4 mile west. No structural damage is occurring.

Official 7 Day National Weather Service Forecast (CAZ017)

Tonight: Clear. Lows 47 to 55. Light winds.

Monday: Widespread fog and locally dense in the morning. Sunny. Highs 76 to 82. Light winds.

Monday Night: Clear. Lows 50 to 58. Light winds.

Tuesday: Mostly sunny. Highs 80 to 86. Light winds.

Tuesday Night: Partly cloudy. Lows around 56. Light winds.

Wednesday: Mostly sunny. Highs 69 to 76.

Wednesday Night: Mostly cloudy with a slight chance of rain showers. Lows around 50.

Thursday: Partly cloudy with a slight chance of rain showers. Highs 60 to 67.

Thursday Night through Friday Night: Mostly clear. Lows around 43. Highs 60 to 67.

Saturday: Partly cloudy. Highs 61 to 67.

Saturday Night: Mostly cloudy with a chance of rain showers. Lows around 47.

Sunday: Mostly cloudy with rain showers likely. Highs 56 to 64.

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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