MOKELUMNE RIVER - BENSON'S FERRY (THTC1)
Latitude: 38.26º NLongitude: 121.44º WElevation: 16 FeetForecast Type: Official Location
Location: Sacramento County in CaliforniaBulletin Group: San JoaquinRiver Group: North San Joaquin
Issuance Time: Oct 31 2026 at 8:37 AM PDTNext Issuance: Nov 01 2026 at 9:00 AM PST
Action: 12.0 FeetMinor Flood: 17.0 FeetModerate Flood: 19.0 FeetMajor Flood: 20.0 Feet

SPECIAL NOTE:On August 14, 2025, the moderate flood stage for this location changed to 19.0 ft, and the major flood stage changed to 20.0 ft. More information can be found here.

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mokelumne River - Benson\'s Ferry (THTC1)
#
# File Generation Time:  10/31/2026 at 08:37 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  10/30/2026 at 10:00 PM PDT
# Maximum Observed Stage:                       7.20 Feet
#
# Earliest Date & Time of Maximum Forecast:     11/04/2026 at 03:00 PM PST
# Maximum Forecast Stage:                       7.30 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  10/26/2026 08 AM PDT            5.95                        Normal
  10/26/2026 09 AM PDT            5.84         -              Normal
  10/26/2026 10 AM PDT            5.58         -              Normal
  10/26/2026 11 AM PDT            5.32         -              Normal
  10/26/2026 12 PM PDT            5.07         -              Normal
  10/26/2026 01 PM PDT            4.89         -              Normal
  10/26/2026 02 PM PDT            5.01         +              Normal
  10/26/2026 03 PM PDT            5.45         +              Normal
  10/26/2026 04 PM PDT            5.87         +              Normal
  10/26/2026 05 PM PDT            6.25         +              Normal
  10/26/2026 06 PM PDT            6.56         +              Normal
  10/26/2026 07 PM PDT            6.77         +              Normal
  10/26/2026 08 PM PDT            6.77         0              Normal
  10/26/2026 09 PM PDT            6.56         -              Normal
  10/26/2026 10 PM PDT            6.30         -              Normal
  10/26/2026 11 PM PDT            6.00         -              Normal
  10/27/2026 12 AM PDT            5.69         -              Normal
  10/27/2026 01 AM PDT            5.34         -              Normal
  10/27/2026 02 AM PDT            4.99         -              Normal
  10/27/2026 03 AM PDT            4.68         -              Normal
  10/27/2026 04 AM PDT            4.57         -              Normal
  10/27/2026 05 AM PDT            4.85         +              Normal
  10/27/2026 06 AM PDT            5.25         +              Normal
  10/27/2026 07 AM PDT            5.60         +              Normal
  10/27/2026 08 AM PDT            5.86         +              Normal
  10/27/2026 09 AM PDT            5.96         +              Normal
  10/27/2026 10 AM PDT            5.82         -              Normal
  10/27/2026 11 AM PDT            5.55         -              Normal
  10/27/2026 12 PM PDT            5.29         -              Normal
  10/27/2026 01 PM PDT            5.04         -              Normal
  10/27/2026 02 PM PDT            4.95         -              Normal
  10/27/2026 03 PM PDT            5.22         +              Normal
  10/27/2026 04 PM PDT            5.68         +              Normal
  10/27/2026 05 PM PDT            6.09         +              Normal
  10/27/2026 06 PM PDT            6.43         +              Normal
  10/27/2026 07 PM PDT            6.71         +              Normal
  10/27/2026 08 PM PDT            6.83         +              Normal
  10/27/2026 09 PM PDT            6.71         -              Normal
  10/27/2026 10 PM PDT            6.48         -              Normal
  10/27/2026 11 PM PDT            6.20         -              Normal
  10/28/2026 12 AM PDT            5.90         -              Normal
  10/28/2026 01 AM PDT            5.57         -              Normal
  10/28/2026 02 AM PDT            5.22         -              Normal
  10/28/2026 03 AM PDT            4.86         -              Normal
  10/28/2026 04 AM PDT            4.54         -              Normal
  10/28/2026 05 AM PDT            4.43         -              Normal
  10/28/2026 06 AM PDT            4.70         +              Normal
  10/28/2026 07 AM PDT            5.10         +              Normal
  10/28/2026 08 AM PDT            5.43         +              Normal
  10/28/2026 09 AM PDT            5.68         +              Normal
  10/28/2026 10 AM PDT            5.78         +              Normal
  10/28/2026 11 AM PDT            5.66         -              Normal
  10/28/2026 12 PM PDT            5.43         -              Normal
  10/28/2026 01 PM PDT            5.19         -              Normal
  10/28/2026 02 PM PDT            4.98         -              Normal
  10/28/2026 03 PM PDT            4.91         -              Normal
  10/28/2026 04 PM PDT            5.17         +              Normal
  10/28/2026 05 PM PDT            5.52         +              Normal
  10/28/2026 06 PM PDT            5.83         +              Normal
  10/28/2026 07 PM PDT            6.14         +              Normal
  10/28/2026 08 PM PDT            6.40         +              Normal
  10/28/2026 09 PM PDT            6.55         +              Normal
  10/28/2026 10 PM PDT            6.49         -              Normal
  10/28/2026 11 PM PDT            6.29         -              Normal
  10/29/2026 12 AM PDT            6.05         -              Normal
  10/29/2026 01 AM PDT            5.79         -              Normal
  10/29/2026 02 AM PDT            5.51         -              Normal
  10/29/2026 03 AM PDT            5.21         -              Normal
  10/29/2026 04 AM PDT            4.90         -              Normal
  10/29/2026 05 AM PDT            4.59         -              Normal
  10/29/2026 06 AM PDT            4.38         -              Normal
  10/29/2026 07 AM PDT            4.51         +              Normal
  10/29/2026 08 AM PDT            4.85         +              Normal
  10/29/2026 09 AM PDT            5.14         +              Normal
  10/29/2026 10 AM PDT            5.39         +              Normal
  10/29/2026 11 AM PDT            5.58         +              Normal
  10/29/2026 12 PM PDT            5.33         -              Normal
  10/29/2026 01 PM PDT            4.97         -              Normal
  10/29/2026 02 PM PDT            4.65         -              Normal
  10/29/2026 03 PM PDT            4.55         -              Normal
  10/29/2026 04 PM PDT            4.87         +              Normal
  10/29/2026 05 PM PDT            5.54         +              Normal
  10/29/2026 06 PM PDT            6.25         +              Normal
  10/29/2026 07 PM PDT            6.56         +              Normal
  10/29/2026 08 PM PDT            6.69         +              Normal
  10/29/2026 09 PM PDT            6.65         -              Normal
  10/29/2026 10 PM PDT            6.74         +              Normal
  10/29/2026 11 PM PDT            6.65         -              Normal
  10/30/2026 12 AM PDT            6.44         -              Normal
  10/30/2026 01 AM PDT            6.21         -              Normal
  10/30/2026 02 AM PDT            5.96         -              Normal
  10/30/2026 03 AM PDT            5.67         -              Normal
  10/30/2026 04 AM PDT            5.36         -              Normal
  10/30/2026 05 AM PDT            5.04         -              Normal
  10/30/2026 06 AM PDT            4.73         -              Normal
  10/30/2026 07 AM PDT            4.55         -              Normal
  10/30/2026 08 AM PDT            4.69         +              Normal
  10/30/2026 09 AM PDT            5.02         +              Normal
  10/30/2026 10 AM PDT            5.41         +              Normal
  10/30/2026 11 AM PDT            5.77         +              Normal
  10/30/2026 12 PM PDT            6.01         +              Normal
  10/30/2026 01 PM PDT            6.03         +              Normal
  10/30/2026 02 PM PDT            5.85         -              Normal
  10/30/2026 03 PM PDT            5.66         -              Normal
  10/30/2026 04 PM PDT            5.59         -              Normal
  10/30/2026 05 PM PDT            5.78         +              Normal
  10/30/2026 06 PM PDT            6.16         +              Normal
  10/30/2026 07 PM PDT            6.50         +              Normal
  10/30/2026 08 PM PDT            6.80         +              Normal
  10/30/2026 09 PM PDT            7.04         +              Normal
  10/30/2026 10 PM PDT            7.20         +              Normal
  10/30/2026 11 PM PDT            7.18         -              Normal
  10/31/2026 12 AM PDT            6.98         -              Normal
  10/31/2026 01 AM PDT            6.74         -              Normal
  10/31/2026 02 AM PDT            6.48         -              Normal
  10/31/2026 03 AM PDT            6.19         -              Normal
  10/31/2026 04 AM PDT            5.86         -              Normal
  10/31/2026 05 AM PDT            5.60         -              Normal
  10/31/2026 06 AM PDT            5.56         -              Normal
  10/31/2026 07 AM PDT            5.65         +              Normal
  10/31/2026 08 AM PDT            5.99         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  10/31/2026 09 AM PDT            6.28                        Normal
  10/31/2026 10 AM PDT            6.46         +              Normal
  10/31/2026 11 AM PDT            6.59         +              Normal
  10/31/2026 12 PM PDT            6.64         +              Normal
  10/31/2026 01 PM PDT            6.62         -              Normal
  10/31/2026 02 PM PDT            6.56         -              Normal
  10/31/2026 03 PM PDT            6.47         -              Normal
  10/31/2026 04 PM PDT            6.40         -              Normal
  10/31/2026 05 PM PDT            6.34         -              Normal
  10/31/2026 06 PM PDT            6.32         -              Normal
  10/31/2026 07 PM PDT            6.39         +              Normal
  10/31/2026 08 PM PDT            6.58         +              Normal
  10/31/2026 09 PM PDT            6.76         +              Normal
  10/31/2026 10 PM PDT            6.84         +              Normal
  10/31/2026 11 PM PDT            6.81         -              Normal
  11/01/2026 12 AM PDT            6.73         -              Normal
  11/01/2026 01 AM PDT            6.62         -              Normal
  11/01/2026 01 AM PST            6.46         -              Normal
  11/01/2026 02 AM PST            6.31         -              Normal
  11/01/2026 03 AM PST            6.07         -              Normal
  11/01/2026 04 AM PST            5.83         -              Normal
  11/01/2026 05 AM PST            5.59         -              Normal
  11/01/2026 06 AM PST            5.56         -              Normal
  11/01/2026 07 AM PST            5.66         +              Normal
  11/01/2026 08 AM PST            5.99         +              Normal
  11/01/2026 09 AM PST            6.29         +              Normal
  11/01/2026 10 AM PST            6.47         +              Normal
  11/01/2026 11 AM PST            6.61         +              Normal
  11/01/2026 12 PM PST            6.65         +              Normal
  11/01/2026 01 PM PST            6.63         -              Normal
  11/01/2026 02 PM PST            6.56         -              Normal
  11/01/2026 03 PM PST            6.46         -              Normal
  11/01/2026 04 PM PST            6.38         -              Normal
  11/01/2026 05 PM PST            6.30         -              Normal
  11/01/2026 06 PM PST            6.28         -              Normal
  11/01/2026 07 PM PST            6.33         +              Normal
  11/01/2026 08 PM PST            6.44         +              Normal
  11/01/2026 09 PM PST            6.59         +              Normal
  11/01/2026 10 PM PST            6.70         +              Normal
  11/01/2026 11 PM PST            6.75         +              Normal
  11/02/2026 12 AM PST            6.72         -              Normal
  11/02/2026 01 AM PST            6.63         -              Normal
  11/02/2026 02 AM PST            6.50         -              Normal
  11/02/2026 03 AM PST            6.35         -              Normal
  11/02/2026 04 AM PST            6.13         -              Normal
  11/02/2026 05 AM PST            5.90         -              Normal
  11/02/2026 06 AM PST            5.65         -              Normal
  11/02/2026 07 AM PST            5.65         0              Normal
  11/02/2026 08 AM PST            5.79         +              Normal
  11/02/2026 09 AM PST            6.16         +              Normal
  11/02/2026 10 AM PST            6.40         +              Normal
  11/02/2026 11 AM PST            6.60         +              Normal
  11/02/2026 12 PM PST            6.76         +              Normal
  11/02/2026 01 PM PST            6.82         +              Normal
  11/02/2026 02 PM PST            6.82         0              Normal
  11/02/2026 03 PM PST            6.75         -              Normal
  11/02/2026 04 PM PST            6.66         -              Normal
  11/02/2026 05 PM PST            6.56         -              Normal
  11/02/2026 06 PM PST            6.49         -              Normal
  11/02/2026 07 PM PST            6.47         -              Normal
  11/02/2026 08 PM PST            6.54         +              Normal
  11/02/2026 09 PM PST            6.67         +              Normal
  11/02/2026 10 PM PST            6.82         +              Normal
  11/02/2026 11 PM PST            6.94         +              Normal
  11/03/2026 12 AM PST            6.99         +              Normal
  11/03/2026 01 AM PST            6.97         -              Normal
  11/03/2026 02 AM PST            6.91         -              Normal
  11/03/2026 03 AM PST            6.81         -              Normal
  11/03/2026 04 AM PST            6.69         -              Normal
  11/03/2026 05 AM PST            6.58         -              Normal
  11/03/2026 06 AM PST            6.49         -              Normal
  11/03/2026 07 AM PST            6.40         -              Normal
  11/03/2026 08 AM PST            6.41         +              Normal
  11/03/2026 09 AM PST            6.49         +              Normal
  11/03/2026 10 AM PST            6.67         +              Normal
  11/03/2026 11 AM PST            6.85         +              Normal
  11/03/2026 12 PM PST            7.03         +              Normal
  11/03/2026 01 PM PST            7.16         +              Normal
  11/03/2026 02 PM PST            7.21         +              Normal
  11/03/2026 03 PM PST            7.19         -              Normal
  11/03/2026 04 PM PST            7.11         -              Normal
  11/03/2026 05 PM PST            6.99         -              Normal
  11/03/2026 06 PM PST            6.88         -              Normal
  11/03/2026 07 PM PST            6.81         -              Normal
  11/03/2026 08 PM PST            6.79         -              Normal
  11/03/2026 09 PM PST            6.83         +              Normal
  11/03/2026 10 PM PST            6.90         +              Normal
  11/03/2026 11 PM PST            7.01         +              Normal
  11/04/2026 12 AM PST            7.12         +              Normal
  11/04/2026 01 AM PST            7.20         +              Normal
  11/04/2026 02 AM PST            7.22         +              Normal
  11/04/2026 03 AM PST            7.20         -              Normal
  11/04/2026 04 AM PST            7.13         -              Normal
  11/04/2026 05 AM PST            7.03         -              Normal
  11/04/2026 06 AM PST            6.90         -              Normal
  11/04/2026 07 AM PST            6.81         -              Normal
  11/04/2026 08 AM PST            6.72         -              Normal
  11/04/2026 09 AM PST            6.68         -              Normal
  11/04/2026 10 AM PST            6.73         +              Normal
  11/04/2026 11 AM PST            6.84         +              Normal
  11/04/2026 12 PM PST            6.99         +              Normal
  11/04/2026 01 PM PST            7.14         +              Normal
  11/04/2026 02 PM PST            7.25         +              Normal
  11/04/2026 03 PM PST            7.30         +              Normal
  11/04/2026 04 PM PST            7.26         -              Normal
  11/04/2026 05 PM PST            7.19         -              Normal
  11/04/2026 06 PM PST            7.07         -              Normal
  11/04/2026 07 PM PST            6.95         -              Normal
  11/04/2026 08 PM PST            6.83         -              Normal
  11/04/2026 09 PM PST            6.77         -              Normal
  11/04/2026 10 PM PST            6.73         -              Normal
  11/04/2026 11 PM PST            6.78         +              Normal
  11/05/2026 12 AM PST            6.88         +              Normal
  11/05/2026 01 AM PST            7.03         +              Normal
  11/05/2026 02 AM PST            7.14         +              Normal
  11/05/2026 03 AM PST            7.18         +              Normal
  11/05/2026 04 AM PST            7.16         -              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Trends are determined using hourly change in unrounded stage.
# NOTE 3: Maximum Values are determined using unrounded stage.