National Weather Service California Nevada River Forecast Center Department of Commerce National Oceanic and Atmospheric Administration National Weather Service

 |  End of River Group

MOKELUMNE RIVER - BENSON'S FERRY (THTC1)
Latitude: 38.26º NLongitude: 121.44º WElevation: 16 Feet
Location: Sacramento County in CaliforniaRiver Group: San Joaquin
Monitor Stage: 12.0 FeetFlood Stage: 17.0 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
2024
--
10.87
Mar 4, 2024
2023
--
20.23
Jan 1, 2023
2022
--
10.71
Dec 29, 2021
2021
--
6.71
Jan 29, 2021
2020
--
8.25
Apr 8, 2020
 Historical High Stage/Flow Events (Period of Record - Jan 1959 to Present) - Ranked by Stage
1997
--
21.69
Jan 02, 1997
2017
--
20.57
Feb 11, 2017
2023
--
20.23
Jan 1, 2023
2006
--
18.54
Apr 06, 2006
1986
--
18.32
Feb 18, 1986
1995
--
17.51
Mar 12, 1995
 * Datum changed from NGVD29 to NAVD88 on 10/01/2006. The difference is -0.75 ft and must be applied to all data before date to convert to NAVD88
Location Photographs
ESRI™ Locator Map
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Sunny. Highs 91 to 101. South winds up to 10 mph. Gusts up to 25 mph in the afternoon.

Tonight: Clear. Lows 56 to 66. South winds up to 15 mph with gusts to around 25 mph.

Wednesday: Sunny. Highs 90 to 100. South winds up to 10 mph.

Wednesday Night: Clear. Lows 56 to 66. South winds 10 to 15 mph with gusts to around 25 mph.

Thursday: Mostly sunny. Highs 88 to 96. South winds up to 10 mph with gusts to around 20 mph.

Thursday Night: Clear. Lows 54 to 62.

Independence Day: Sunny. Highs 83 to 91.

Friday Night through Monday: Clear. Lows 52 to 61. Highs 84 to 94.
Flood Impacts
29.6 FeetTop of Levee Left Bank
17.25 FeetSome local farm roads are closed. Low lying areas along the river are flooded.
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.