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
2023
--
20.23
Jan 1, 2023
2022
--
10.71
Dec 29, 2021
2021
--
6.71
Jan 29, 2021
2020
--
8.25
Apr 8, 2020
2019
--
13.65
Feb 16, 2019
 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: Widespread fog and locally dense early in the morning. Haze until late afternoon. Areas of fog late in the morning. Mostly sunny. Highs around 62. Light winds.

Tonight: Mostly cloudy in the evening then becoming partly cloudy. Haze and patchy fog after midnight. Lows 38 to 48. Light winds.

Sunday: Partly cloudy in the morning then clearing. Haze and patchy dense fog in the morning. Highs 60 to 66. Northwest winds up to 10 mph with gusts to around 20 mph.

Sunday Night: Mostly clear. Lows 35 to 45. North winds up to 10 mph. Gusts up to 30 mph after midnight.

Monday: Sunny. Highs 57 to 63. North winds 10 to 15 mph with gusts to around 35 mph.

Monday Night: Clear. Lows 31 to 41.

Tuesday: Mostly sunny. Areas of frost. Highs 55 to 61.

Tuesday Night: Mostly cloudy. Lows 35 to 44.

Wednesday: Partly cloudy. Highs around 58.

Wednesday Night: Partly cloudy with a slight chance of rain showers. Lows 38 to 44.

Thursday and Thursday Night: Mostly cloudy with a slight chance of rain showers. Highs around 58. Lows 38 to 44.

Friday: Mostly cloudy with a chance of rain showers. Highs 53 to 59.
Impacts - E19 Information
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.