SAN JOAQUIN RIVER - MENDOTA (SJMC1)
Latitude: 36.78º NLongitude: 120.37º WElevation: 170 FeetForecast Type: Unofficial Location
Location: Fresno County in CaliforniaBulletin Group: San JoaquinRiver Group: San Joaquin
Issuance Time: Jul 31 2026 at 6:59 AM PDTNext Issuance: Aug 01 2026 at 9:00 AM PDT
Action/Monitor: 10.0 FeetMinor Flood: 14.0 FeetModerate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Mendota (SJMC1)
#
# File Generation Time:  07/31/2026 at 07:01 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/29/2026 at 08:00 AM PDT
# Maximum Observed Stage:                       4.75 Feet
# Maximum Observed Flow:                        584 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/31/2026 at 07:00 AM PDT
# Maximum Forecast Stage:                       4.24 Feet
# Maximum Forecast Flow:                        482 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/26/2026 07 AM PDT            4.41            515                        Normal
  07/26/2026 08 AM PDT            4.41            515         0              Normal
  07/26/2026 09 AM PDT            4.41            515         0              Normal
  07/26/2026 10 AM PDT            4.44            521         +              Normal
  07/26/2026 11 AM PDT            4.50            533         +              Normal
  07/26/2026 12 PM PDT            4.53            539         +              Normal
  07/26/2026 01 PM PDT            4.57            547         +              Normal
  07/26/2026 02 PM PDT            4.59            551         +              Normal
  07/26/2026 03 PM PDT            4.60            553         +              Normal
  07/26/2026 04 PM PDT            4.61            555         +              Normal
  07/26/2026 05 PM PDT            4.62            557         +              Normal
  07/26/2026 06 PM PDT            4.62            557         0              Normal
  07/26/2026 07 PM PDT            4.63            559         +              Normal
  07/26/2026 08 PM PDT            4.63            559         0              Normal
  07/26/2026 09 PM PDT            4.63            559         0              Normal
  07/26/2026 10 PM PDT            4.64            561         +              Normal
  07/26/2026 11 PM PDT            4.64            561         0              Normal
  07/27/2026 12 AM PDT            4.63            559         -              Normal
  07/27/2026 01 AM PDT            4.64            561         +              Normal
  07/27/2026 02 AM PDT            4.64            561         0              Normal
  07/27/2026 03 AM PDT            4.64            561         0              Normal
  07/27/2026 04 AM PDT            4.64            561         0              Normal
  07/27/2026 05 AM PDT            4.64            561         0              Normal
  07/27/2026 06 AM PDT            4.64            561         0              Normal
  07/27/2026 07 AM PDT            4.65            563         +              Normal
  07/27/2026 08 AM PDT            4.65            563         0              Normal
  07/27/2026 09 AM PDT            4.65            563         0              Normal
  07/27/2026 10 AM PDT            4.65            563         0              Normal
  07/27/2026 11 AM PDT            4.67            567         +              Normal
  07/27/2026 12 PM PDT            4.67            567         0              Normal
  07/27/2026 01 PM PDT            4.67            567         0              Normal
  07/27/2026 02 PM PDT            4.68            569         +              Normal
  07/27/2026 03 PM PDT            4.68            569         0              Normal
  07/27/2026 04 PM PDT            4.69            571         +              Normal
  07/27/2026 05 PM PDT            4.68            569         -              Normal
  07/27/2026 06 PM PDT            4.68            569         0              Normal
  07/27/2026 07 PM PDT            4.69            571         +              Normal
  07/27/2026 08 PM PDT            4.69            571         0              Normal
  07/27/2026 09 PM PDT            4.69            571         0              Normal
  07/27/2026 10 PM PDT            4.70            574         +              Normal
  07/27/2026 11 PM PDT            4.70            574         0              Normal
  07/28/2026 12 AM PDT            4.70            574         0              Normal
  07/28/2026 01 AM PDT            4.70            574         0              Normal
  07/28/2026 02 AM PDT            4.71            576         +              Normal
  07/28/2026 03 AM PDT            4.71            576         0              Normal
  07/28/2026 04 AM PDT            4.71            576         0              Normal
  07/28/2026 05 AM PDT            4.71            576         0              Normal
  07/28/2026 06 AM PDT            4.71            576         0              Normal
  07/28/2026 07 AM PDT            4.71            576         0              Normal
  07/28/2026 08 AM PDT            4.72            578         +              Normal
  07/28/2026 09 AM PDT            4.72            578         0              Normal
  07/28/2026 10 AM PDT            4.73            580         +              Normal
  07/28/2026 11 AM PDT            4.73            580         0              Normal
  07/28/2026 12 PM PDT            4.73            580         0              Normal
  07/28/2026 01 PM PDT            4.73            580         0              Normal
  07/28/2026 02 PM PDT            4.73            580         0              Normal
  07/28/2026 03 PM PDT            4.73            580         0              Normal
  07/28/2026 04 PM PDT            4.73            580         0              Normal
  07/28/2026 05 PM PDT            4.73            580         0              Normal
  07/28/2026 06 PM PDT            4.73            580         0              Normal
  07/28/2026 07 PM PDT            4.73            580         0              Normal
  07/28/2026 08 PM PDT            4.74            582         +              Normal
  07/28/2026 09 PM PDT            4.74            582         0              Normal
  07/28/2026 10 PM PDT            4.74            582         0              Normal
  07/28/2026 11 PM PDT            4.74            582         0              Normal
  07/29/2026 12 AM PDT            4.74            582         0              Normal
  07/29/2026 01 AM PDT            4.74            582         0              Normal
  07/29/2026 02 AM PDT            4.74            582         0              Normal
  07/29/2026 03 AM PDT            4.74            582         0              Normal
  07/29/2026 04 AM PDT            4.75            584         +              Normal
  07/29/2026 05 AM PDT            4.75            584         0              Normal
  07/29/2026 06 AM PDT            4.75            584         0              Normal
  07/29/2026 07 AM PDT            4.75            584         0              Normal
  07/29/2026 08 AM PDT            4.75            584         0              Normal
  07/29/2026 09 AM PDT            4.74            582         -              Normal
  07/29/2026 10 AM PDT            4.72            578         -              Normal
  07/29/2026 11 AM PDT            4.69            571         -              Normal
  07/29/2026 12 PM PDT            4.67            567         -              Normal
  07/29/2026 01 PM PDT            4.65            563         -              Normal
  07/29/2026 02 PM PDT            4.64            561         -              Normal
  07/29/2026 03 PM PDT            4.64            561         0              Normal
  07/29/2026 04 PM PDT            4.63            559         -              Normal
  07/29/2026 05 PM PDT            4.63            559         0              Normal
  07/29/2026 06 PM PDT            4.63            559         0              Normal
  07/29/2026 07 PM PDT            4.63            559         0              Normal
  07/29/2026 08 PM PDT            4.63            559         0              Normal
  07/29/2026 09 PM PDT            4.63            559         0              Normal
  07/29/2026 10 PM PDT            4.63            559         0              Normal
  07/29/2026 11 PM PDT            4.62            557         -              Normal
  07/30/2026 12 AM PDT            4.62            557         0              Normal
  07/30/2026 01 AM PDT            4.62            557         0              Normal
  07/30/2026 02 AM PDT            4.62            557         0              Normal
  07/30/2026 03 AM PDT            4.62            557         0              Normal
  07/30/2026 04 AM PDT            4.62            557         0              Normal
  07/30/2026 05 AM PDT            4.63            559         +              Normal
  07/30/2026 06 AM PDT            4.62            557         -              Normal
  07/30/2026 07 AM PDT            4.63            559         +              Normal
  07/30/2026 08 AM PDT            4.63            559         0              Normal
  07/30/2026 09 AM PDT            4.63            559         0              Normal
  07/30/2026 10 AM PDT            4.63            559         0              Normal
  07/30/2026 11 AM PDT            4.58            549         -              Normal
  07/30/2026 12 PM PDT            4.46            525         -              Normal
  07/30/2026 01 PM PDT            4.38            509         -              Normal
  07/30/2026 02 PM PDT            4.32            497         -              Normal
  07/30/2026 03 PM PDT            4.28            490         -              Normal
  07/30/2026 04 PM PDT            4.28            490         0              Normal
  07/30/2026 05 PM PDT            4.28            490         0              Normal
  07/30/2026 06 PM PDT            4.27            488         -              Normal
  07/30/2026 07 PM PDT            4.27            488         0              Normal
  07/30/2026 08 PM PDT            4.27            488         0              Normal
  07/30/2026 09 PM PDT            4.27            488         0              Normal
  07/30/2026 10 PM PDT            4.27            488         0              Normal
  07/30/2026 11 PM PDT            4.26            486         -              Normal
  07/31/2026 12 AM PDT            4.25            484         -              Normal
  07/31/2026 01 AM PDT            4.25            484         0              Normal
  07/31/2026 02 AM PDT            4.25            484         0              Normal
  07/31/2026 03 AM PDT            4.25            484         0              Normal
  07/31/2026 04 AM PDT            4.24            482         -              Normal
  07/31/2026 05 AM PDT            4.24            482         0              Normal
  07/31/2026 06 AM PDT            4.24            482         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/31/2026 07 AM PDT            4.24            482                        Normal
  07/31/2026 08 AM PDT            4.24            482         0              Normal
  07/31/2026 09 AM PDT            4.24            482         0              Normal
  07/31/2026 10 AM PDT            4.24            482         0              Normal
  07/31/2026 11 AM PDT            4.24            482         0              Normal
  07/31/2026 12 PM PDT            4.24            482         0              Normal
  07/31/2026 01 PM PDT            4.24            482         0              Normal
  07/31/2026 02 PM PDT            4.24            482         0              Normal
  07/31/2026 03 PM PDT            4.24            482         0              Normal
  07/31/2026 04 PM PDT            4.24            482         0              Normal
  07/31/2026 05 PM PDT            4.24            482         0              Normal
  07/31/2026 06 PM PDT            4.24            482         0              Normal
  07/31/2026 07 PM PDT            4.24            482         0              Normal
  07/31/2026 08 PM PDT            4.23            480         -              Normal
  07/31/2026 09 PM PDT            4.23            480         0              Normal
  07/31/2026 10 PM PDT            4.23            480         0              Normal
  07/31/2026 11 PM PDT            4.23            480         0              Normal
  08/01/2026 12 AM PDT            4.23            480         0              Normal
  08/01/2026 01 AM PDT            4.23            480         0              Normal
  08/01/2026 02 AM PDT            4.23            480         0              Normal
  08/01/2026 03 AM PDT            4.23            480         0              Normal
  08/01/2026 04 AM PDT            4.23            480         0              Normal
  08/01/2026 05 AM PDT            4.23            480         0              Normal
  08/01/2026 06 AM PDT            4.23            480         0              Normal
  08/01/2026 07 AM PDT            4.23            480         0              Normal
  08/01/2026 08 AM PDT            4.23            480         0              Normal
  08/01/2026 09 AM PDT            4.23            480         0              Normal
  08/01/2026 10 AM PDT            4.23            480         0              Normal
  08/01/2026 11 AM PDT            4.23            480         0              Normal
  08/01/2026 12 PM PDT            4.23            480         0              Normal
  08/01/2026 01 PM PDT            4.23            480         0              Normal
  08/01/2026 02 PM PDT            4.23            480         0              Normal
  08/01/2026 03 PM PDT            4.23            480         0              Normal
  08/01/2026 04 PM PDT            4.23            480         0              Normal
  08/01/2026 05 PM PDT            4.23            480         0              Normal
  08/01/2026 06 PM PDT            4.23            480         0              Normal
  08/01/2026 07 PM PDT            4.23            480         0              Normal
  08/01/2026 08 PM PDT            4.23            480         0              Normal
  08/01/2026 09 PM PDT            4.23            480         0              Normal
  08/01/2026 10 PM PDT            4.23            480         0              Normal
  08/01/2026 11 PM PDT            4.23            480         0              Normal
  08/02/2026 12 AM PDT            4.23            480         0              Normal
  08/02/2026 01 AM PDT            4.23            480         0              Normal
  08/02/2026 02 AM PDT            4.23            480         0              Normal
  08/02/2026 03 AM PDT            4.23            480         0              Normal
  08/02/2026 04 AM PDT            4.23            480         0              Normal
  08/02/2026 05 AM PDT            4.22            478         -              Normal
  08/02/2026 06 AM PDT            4.22            478         0              Normal
  08/02/2026 07 AM PDT            4.22            478         0              Normal
  08/02/2026 08 AM PDT            4.22            478         0              Normal
  08/02/2026 09 AM PDT            4.22            478         0              Normal
  08/02/2026 10 AM PDT            4.22            478         0              Normal
  08/02/2026 11 AM PDT            4.22            478         0              Normal
  08/02/2026 12 PM PDT            4.22            478         0              Normal
  08/02/2026 01 PM PDT            4.22            478         0              Normal
  08/02/2026 02 PM PDT            4.22            478         0              Normal
  08/02/2026 03 PM PDT            4.22            478         0              Normal
  08/02/2026 04 PM PDT            4.22            478         0              Normal
  08/02/2026 05 PM PDT            4.22            478         0              Normal
  08/02/2026 06 PM PDT            4.22            478         0              Normal
  08/02/2026 07 PM PDT            4.22            478         0              Normal
  08/02/2026 08 PM PDT            4.22            478         0              Normal
  08/02/2026 09 PM PDT            4.22            478         0              Normal
  08/02/2026 10 PM PDT            4.22            478         0              Normal
  08/02/2026 11 PM PDT            4.22            478         0              Normal
  08/03/2026 12 AM PDT            4.22            478         0              Normal
  08/03/2026 01 AM PDT            4.22            478         0              Normal
  08/03/2026 02 AM PDT            4.22            478         0              Normal
  08/03/2026 03 AM PDT            4.22            478         0              Normal
  08/03/2026 04 AM PDT            4.22            478         0              Normal
  08/03/2026 05 AM PDT            4.22            478         0              Normal
  08/03/2026 06 AM PDT            4.22            478         0              Normal
  08/03/2026 07 AM PDT            4.22            478         0              Normal
  08/03/2026 08 AM PDT            4.22            478         0              Normal
  08/03/2026 09 AM PDT            4.22            478         0              Normal
  08/03/2026 10 AM PDT            4.22            478         0              Normal
  08/03/2026 11 AM PDT            4.22            478         0              Normal
  08/03/2026 12 PM PDT            4.22            478         0              Normal
  08/03/2026 01 PM PDT            4.22            478         0              Normal
  08/03/2026 02 PM PDT            4.22            478         0              Normal
  08/03/2026 03 PM PDT            4.22            478         0              Normal
  08/03/2026 04 PM PDT            4.22            478         0              Normal
  08/03/2026 05 PM PDT            4.22            478         0              Normal
  08/03/2026 06 PM PDT            4.22            478         0              Normal
  08/03/2026 07 PM PDT            4.22            478         0              Normal
  08/03/2026 08 PM PDT            4.22            478         0              Normal
  08/03/2026 09 PM PDT            4.22            478         0              Normal
  08/03/2026 10 PM PDT            4.21            476         -              Normal
  08/03/2026 11 PM PDT            4.21            476         0              Normal
  08/04/2026 12 AM PDT            4.21            476         0              Normal
  08/04/2026 01 AM PDT            4.21            476         0              Normal
  08/04/2026 02 AM PDT            4.21            476         0              Normal
  08/04/2026 03 AM PDT            4.21            476         0              Normal
  08/04/2026 04 AM PDT            4.21            476         0              Normal
  08/04/2026 05 AM PDT            4.21            476         0              Normal
  08/04/2026 06 AM PDT            4.21            476         0              Normal
  08/04/2026 07 AM PDT            4.21            476         0              Normal
  08/04/2026 08 AM PDT            4.21            476         0              Normal
  08/04/2026 09 AM PDT            4.21            476         0              Normal
  08/04/2026 10 AM PDT            4.21            476         0              Normal
  08/04/2026 11 AM PDT            4.21            476         0              Normal
  08/04/2026 12 PM PDT            4.21            476         0              Normal
  08/04/2026 01 PM PDT            4.21            476         0              Normal
  08/04/2026 02 PM PDT            4.21            476         0              Normal
  08/04/2026 03 PM PDT            4.21            476         0              Normal
  08/04/2026 04 PM PDT            4.21            476         0              Normal
  08/04/2026 05 PM PDT            4.21            476         0              Normal
  08/04/2026 06 PM PDT            4.21            476         0              Normal
  08/04/2026 07 PM PDT            4.21            476         0              Normal
  08/04/2026 08 PM PDT            4.21            476         0              Normal
  08/04/2026 09 PM PDT            4.21            476         0              Normal
  08/04/2026 10 PM PDT            4.21            476         0              Normal
  08/04/2026 11 PM PDT            4.21            476         0              Normal
  08/05/2026 12 AM PDT            4.21            476         0              Normal
  08/05/2026 01 AM PDT            4.21            476         0              Normal
  08/05/2026 02 AM PDT            4.21            476         0              Normal
  08/05/2026 03 AM PDT            4.21            476         0              Normal
  08/05/2026 04 AM PDT            4.21            476         0              Normal
  08/05/2026 05 AM PDT            4.21            476         0              Normal
#
# NOTE 1: Stages are rounded to the nearest hundredth (.01) of a foot.
# NOTE 2: Flows are rounded to the nearest (1) cfs.
# NOTE 3: Trends are determined using hourly change in unrounded stage and flow.
# NOTE 4: Maximum Values are determined using unrounded stage and flow.