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 CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Action/Monitor: 12.0 FeetMinor Flood: 17.0 FeetModerate Flood: 28.6 FeetMajor Flood: 29.6 Feet

Observed Data Credit
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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
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
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.
Official 7 Day National Weather Service Forecast   (CAZ017)
Today: Partly cloudy in the morning then clearing. Highs 68 to 75. North winds up to 10 mph.

Tonight: Clear. Lows 46 to 52. Northwest winds up to 10 mph.

Wednesday: Sunny, warmer. Highs 75 to 82. Northwest winds up to 10 mph.

Wednesday Night: Mostly clear. Lows 49 to 55. West winds up to 10 mph.

Thursday: Mostly sunny. Highs 80 to 87. Northwest winds up to 10 mph.

Thursday Night: Partly cloudy. Lows 53 to 59.

Friday: Partly cloudy. Highs 80 to 87.

Friday Night and Saturday: Partly cloudy. Lows around 54. Highs 74 to 84.

Saturday Night and Sunday: Mostly clear. Lows around 53. Highs 72 to 82.

Sunday Night and Monday: Clear. Lows 53 to 61. Highs 78 to 88.
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.