CNRFC - Hydrology - Observed River/Reservoir Conditions

MORMON SLOUGH - BELLOTA (MSGC1)

Latitude: 38.05º N	Longitude: 121.01º W	Elevation: 130 Feet
Location: San Joaquin County in California		Bulletin Group: San Joaquin		River Group: North San Joaquin

Monitor Stage: 16.0 Feet

Flood Stage: 22.0 Feet

Danger Stage: 23.0 Feet

Plot Type:

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

Historical Stage/Flow Data
Water Year	Peak Discharge (cfs)	Stage (feet)	Date
Most Recent 5 Years
2022*	1,950	9.21	Oct 25, 2021
2021*	839	6.78	Jan 28, 2021
2020*	308	5.17	Mar 17, 2020
2019*	6,080	15.14	Mar 6, 2019
2018*	2,180	9.62	Nov 26, 2017
Historical High Stage/Flow Events (Period of Record - Dec 1997 to Present) - Ranked by Flow
1998*	9,395	18.48	Feb 3, 1998
2006*	9,328	18.40	Apr 4, 2006
* Discharge affected by regulation or diversion

Location Photographs
Upstream Photo	Gage House Photo	Downstream Photo

ESRI™ Locator Map

Impacts - E19 Information
9.0 Feet	Water rises out of the pilot channel but not yet on the levee slopes.
14.2 Feet	UOP research within the Calaveras River channel is affected by water levels.
16.0 Feet	Bike trail within lower Calaveras River channel is flooded
22.0 Feet	Flood Stage.
23.0 Feet	Danger Stage.
31.9 Feet	Water will overflow toward Bellota and Highway 26.

Official 7 Day National Weather Service Forecast (CAZ019)

Tonight: Mostly clear. Lows 50 to 56. Northwest winds up to 15 mph.

Saturday: Mostly sunny. Highs 75 to 82. Northwest winds up to 15 mph.

Saturday Night: Clear. Lows 49 to 57. Northwest winds 10 to 15 mph.

Sunday: Sunny. Highs 76 to 85. Northwest winds up to 10 mph.

Sunday Night: Clear. Lows 52 to 58. Northwest winds up to 10 mph.

Monday: Sunny. Highs 78 to 86.

Monday Night: Clear. Lows 49 to 55.

Tuesday through Wednesday Night: Mostly clear. Highs 67 to 77. Lows 46 to 55.

Thursday through Friday: Partly cloudy. Highs 63 to 73. Lows 46 to 53.

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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