National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service
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MORMON SLOUGH - BELLOTA (MSGC1)
Latitude: 38.05º NLongitude: 121.01º WElevation: 130 Feet
Location: San Joaquin County in CaliforniaRiver Group: San Joaquin
Monitor Stage: 16.0 FeetFlood Stage: 22.0 FeetDanger Stage: 23.0 Feet

Observed Data Credit
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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
2016*
2,281
9.84
Jan 18, 2016
2015*
2,454
9.39
Dec 12, 2014
2014*
102
2.96
Mar 1,, 2014
2013*
1,271
7.08
Dec 2, 2012
2012*
1,766
7.96
Apr 13, 2012
 Historical High Stage/Flow Events (Period of Record - Dec 1997 to Present)
2006*
9,328
18.40
Apr 4, 2006
1998*
9,395
18.48
Feb 3, 1998
 * Discharge affected by regulation or diversion
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ019)
Tonight: Mostly clear. Patchy fog after midnight. Lows 47 to 57. Light winds.

Wednesday: Partly cloudy in the morning then becoming mostly sunny. Patchy dense fog in the morning. Highs 69 to 75. Light winds.

Wednesday Night: Partly cloudy. Lows 49 to 59. Light winds.

Thanksgiving Day: Patchy fog in the morning. Mostly sunny. Highs 70 to 76. Northwest winds up to 10 mph.

Thursday Night: Mostly cloudy. Lows 49 to 57. Northwest winds around 10 mph.

Friday: Mostly cloudy. Highs 68 to 73.

Friday Night: Mostly cloudy. Lows 49 to 55.

Saturday: Partly cloudy. Highs 68 to 74.

Saturday Night: Mostly cloudy with a chance of rain showers. Lows 49 to 57.

Sunday and Sunday Night: Mostly cloudy with a chance of rain. Highs 61 to 68. Lows 46 to 56.

Monday: Mostly cloudy. Highs 59 to 65.

Monday Night: Mostly clear. Colder. Lows 39 to 47.

Tuesday: Mostly sunny. Patchy fog. Highs 60 to 65.
Impacts - E19 Information
9.0 FeetWater rises out of the pilot channel but not yet on the levee slopes.
14.2 FeetUOP research within the Calaveras River channel is affected by water levels.
16.0 FeetBike trail within lower Calaveras River channel is flooded
22.0 FeetFlood Stage.
23.0 FeetDanger Stage.
31.9 FeetWater will overflow toward Bellota and Highway 26.
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.