CNRFC - Hydrology - River Guidance - Graphical RVF

Location:

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

Issuance Time:

May 18 2024 at 8:22 AM PDT

Next Issuance:

May 19 2024 at 9:00 AM PDT

Monitor Stage: 16.0 Feet

Flood Stage: 22.0 Feet

Danger Stage: 23.0 Feet

Plot Type:

Please Note: Each individual timeseries plotted on the graphical river forecast can be toggled on and off by clicking the legend entry above. If the "Observed (Raw Data)" contains bad data and is toggled off, the plot will scale to the remaining timeseries.

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: Clear. Lows 50 to 56. Northwest winds up to 10 mph with gusts to around 20 mph.

Sunday: Sunny. Highs 76 to 84. Northwest winds up to 10 mph. Gusts up to 20 mph in the afternoon.

Sunday Night: Clear. Lows 48 to 54. West winds up to 10 mph with gusts to around 20 mph.

Monday: Sunny. Highs 75 to 84. Northwest winds up to 15 mph.

Monday Night: Clear. Lows 52 to 58. Northwest winds 10 to 15 mph with gusts to around 25 mph.

Tuesday: Sunny. Highs 80 to 89.

Tuesday Night: Clear. Lows 52 to 58.

Wednesday and Wednesday Night: Clear. Highs 79 to 88. Lows 51 to 58.

Thursday through Friday Night: Mostly clear. Highs 74 to 84. Lows 49 to 57.

Saturday: Sunny. Highs 71 to 81.

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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Verification - Historical Graphical RVF
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To view other verification locations, use our Historical Graphical River Forecast Interface.