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MOKELUMNE RIVER - BENSON'S FERRY (THTC1)
Latitude:
38.26º N
Longitude:
121.44º W
Elevation:
16 Feet
Location: Sacramento County in CA
River Group: San Joaquin
Forecast Issued: Apr 04 2026 at 7:38 AM PDT
Next Issuance: Apr 05 2026 at 9:00 AM PDT

Action/
Monitor:
12.0 Ft
Minor
Flood:
17.0 Ft
Moderate
Flood:
19.0 Ft
Major
Flood:
20.0 Ft

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Showing Observations.  Click image for fcst.
Please Note:
Graphical River Forecast - MOKELUMNE RIVER - BENSON'S FERRY (THTC1)Graphical River Forecast - MOKELUMNE RIVER - BENSON'S FERRY (THTC1)

Historical Stage/Flow Data
Water Year
Peak Discharge (cfs)
Stage (feet)
Date
 Most Recent 5 Years
2025 -- 12.07 Feb 15, 2025
2024 -- 10.87 Mar 4, 2024
2023 -- 20.23 Jan 1, 2023
2022 -- 10.71 Dec 29, 2021
2021 -- 6.71 Jan 29, 2021
 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.