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SAN JOAQUIN RIVER - GRAVELLY FORD (GVAC1)
| Latitude: 36.80º N | Longitude: 120.16º W | Elevation: 170 Feet | | Forecast Type: Unofficial Location |
| Location: Fresno County in California | Bulletin Group: San Joaquin | River Group: San Joaquin |
| Issuance Time: | Mar 28 2026 at 7:45 AM PDT | Next Issuance: | Mar 29 2026 at 9:00 AM PDT
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| Action/Monitor: N/A | Minor Flood: N/A | Moderate Flood: N/A | Major Flood: N/A |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: San Joaquin River - Gravelly Ford (GVAC1)
#
# File Generation Time: 03/28/2026 at 07:47 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 03/28/2026 at 12:00 AM PDT
# Maximum Observed Stage: 5.45 Feet
# Maximum Observed Flow: 834 cfs
#
# Earliest Date & Time of Maximum Forecast: 03/31/2026 at 04:00 AM PDT
# Maximum Forecast Stage: 5.46 Feet
# Maximum Forecast Flow: 839 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/23/2026 07 AM PDT 5.09 696 Not Applicable
03/23/2026 08 AM PDT 5.14 715 + Not Applicable
03/23/2026 09 AM PDT 5.16 722 + Not Applicable
03/23/2026 10 AM PDT 5.08 693 - Not Applicable
03/23/2026 11 AM PDT 5.19 733 + Not Applicable
03/23/2026 12 PM PDT 5.19 733 0 Not Applicable
03/23/2026 01 PM PDT 5.15 718 - Not Applicable
03/23/2026 02 PM PDT 5.10 700 - Not Applicable
03/23/2026 03 PM PDT 5.21 740 + Not Applicable
03/23/2026 04 PM PDT 5.19 733 - Not Applicable
03/23/2026 05 PM PDT 5.18 729 - Not Applicable
03/23/2026 06 PM PDT 5.22 744 + Not Applicable
03/23/2026 07 PM PDT 5.20 737 - Not Applicable
03/23/2026 08 PM PDT 5.10 700 - Not Applicable
03/23/2026 09 PM PDT 5.12 707 + Not Applicable
03/23/2026 10 PM PDT 5.21 740 + Not Applicable
03/23/2026 11 PM PDT 5.15 718 - Not Applicable
03/24/2026 12 AM PDT 5.11 704 - Not Applicable
03/24/2026 01 AM PDT 5.15 718 + Not Applicable
03/24/2026 02 AM PDT 5.12 707 - Not Applicable
03/24/2026 03 AM PDT 5.11 704 - Not Applicable
03/24/2026 04 AM PDT 5.11 704 0 Not Applicable
03/24/2026 05 AM PDT 5.12 707 + Not Applicable
03/24/2026 06 AM PDT 5.12 707 0 Not Applicable
03/24/2026 07 AM PDT 5.12 707 0 Not Applicable
03/24/2026 08 AM PDT 5.13 711 + Not Applicable
03/24/2026 09 AM PDT 5.12 707 - Not Applicable
03/24/2026 10 AM PDT 5.13 711 + Not Applicable
03/24/2026 11 AM PDT 5.19 733 + Not Applicable
03/24/2026 12 PM PDT 5.14 715 - Not Applicable
03/24/2026 01 PM PDT 5.19 733 + Not Applicable
03/24/2026 02 PM PDT 5.13 711 - Not Applicable
03/24/2026 03 PM PDT 5.14 715 + Not Applicable
03/24/2026 04 PM PDT 5.22 744 + Not Applicable
03/24/2026 05 PM PDT 5.14 715 - Not Applicable
03/24/2026 06 PM PDT 5.14 715 0 Not Applicable
03/24/2026 07 PM PDT 5.15 718 + Not Applicable
03/24/2026 08 PM PDT 5.16 722 + Not Applicable
03/24/2026 09 PM PDT 5.16 722 0 Not Applicable
03/24/2026 10 PM PDT 5.17 726 + Not Applicable
03/24/2026 11 PM PDT 5.17 726 0 Not Applicable
03/25/2026 12 AM PDT 5.27 763 + Not Applicable
03/25/2026 01 AM PDT 5.27 763 0 Not Applicable
03/25/2026 02 AM PDT 5.19 733 - Not Applicable
03/25/2026 03 AM PDT 5.29 771 + Not Applicable
03/25/2026 04 AM PDT 5.21 740 - Not Applicable
03/25/2026 05 AM PDT 5.21 740 0 Not Applicable
03/25/2026 06 AM PDT 5.31 779 + Not Applicable
03/25/2026 07 AM PDT 5.22 744 - Not Applicable
03/25/2026 08 AM PDT 5.23 748 + Not Applicable
03/25/2026 09 AM PDT 5.32 783 + Not Applicable
03/25/2026 10 AM PDT 5.25 756 - Not Applicable
03/25/2026 11 AM PDT 5.32 783 + Not Applicable
03/25/2026 12 PM PDT 5.36 799 + Not Applicable
03/25/2026 01 PM PDT 5.27 763 - Not Applicable
03/25/2026 02 PM PDT 5.27 763 0 Not Applicable
03/25/2026 03 PM PDT 5.28 767 + Not Applicable
03/25/2026 04 PM PDT 5.30 775 + Not Applicable
03/25/2026 05 PM PDT 5.31 779 + Not Applicable
03/25/2026 06 PM PDT 5.31 779 0 Not Applicable
03/25/2026 07 PM PDT 5.32 783 + Not Applicable
03/25/2026 08 PM PDT 5.32 783 0 Not Applicable
03/25/2026 09 PM PDT 5.33 787 + Not Applicable
03/25/2026 10 PM PDT 5.34 791 + Not Applicable
03/25/2026 11 PM PDT 5.34 791 0 Not Applicable
03/26/2026 12 AM PDT 5.35 795 + Not Applicable
03/26/2026 01 AM PDT 5.35 795 0 Not Applicable
03/26/2026 02 AM PDT 5.36 799 + Not Applicable
03/26/2026 03 AM PDT 5.36 799 0 Not Applicable
03/26/2026 04 AM PDT 5.37 802 + Not Applicable
03/26/2026 05 AM PDT 5.37 802 0 Not Applicable
03/26/2026 06 AM PDT 5.38 806 + Not Applicable
03/26/2026 07 AM PDT 5.38 806 0 Not Applicable
03/26/2026 08 AM PDT 5.39 810 + Not Applicable
03/26/2026 09 AM PDT 5.42 822 + Not Applicable
03/26/2026 10 AM PDT 5.39 810 - Not Applicable
03/26/2026 11 AM PDT 5.38 806 - Not Applicable
03/26/2026 12 PM PDT 5.39 810 + Not Applicable
03/26/2026 01 PM PDT 5.40 814 + Not Applicable
03/26/2026 02 PM PDT 5.39 810 - Not Applicable
03/26/2026 03 PM PDT 5.39 810 0 Not Applicable
03/26/2026 04 PM PDT 5.40 814 + Not Applicable
03/26/2026 05 PM PDT 5.41 818 + Not Applicable
03/26/2026 06 PM PDT 5.41 818 0 Not Applicable
03/26/2026 07 PM PDT 5.41 818 0 Not Applicable
03/26/2026 08 PM PDT 5.41 818 0 Not Applicable
03/26/2026 09 PM PDT 5.41 818 0 Not Applicable
03/26/2026 10 PM PDT 5.42 822 + Not Applicable
03/26/2026 11 PM PDT 5.42 822 0 Not Applicable
03/27/2026 12 AM PDT 5.43 826 + Not Applicable
03/27/2026 01 AM PDT 5.43 826 0 Not Applicable
03/27/2026 02 AM PDT 5.43 826 0 Not Applicable
03/27/2026 03 AM PDT 5.43 826 0 Not Applicable
03/27/2026 04 AM PDT 5.42 822 - Not Applicable
03/27/2026 05 AM PDT 5.43 826 + Not Applicable
03/27/2026 06 AM PDT 5.43 826 0 Not Applicable
03/27/2026 07 AM PDT 5.43 826 0 Not Applicable
03/27/2026 08 AM PDT 5.44 830 + Not Applicable
03/27/2026 09 AM PDT 5.43 826 - Not Applicable
03/27/2026 10 AM PDT 5.43 826 0 Not Applicable
03/27/2026 11 AM PDT 5.44 830 + Not Applicable
03/27/2026 12 PM PDT 5.43 826 - Not Applicable
03/27/2026 01 PM PDT 5.43 826 0 Not Applicable
03/27/2026 02 PM PDT 5.44 830 + Not Applicable
03/27/2026 03 PM PDT 5.43 826 - Not Applicable
03/27/2026 04 PM PDT 5.43 826 0 Not Applicable
03/27/2026 05 PM PDT 5.44 830 + Not Applicable
03/27/2026 06 PM PDT 5.44 830 0 Not Applicable
03/27/2026 07 PM PDT 5.44 830 0 Not Applicable
03/27/2026 08 PM PDT 5.44 830 0 Not Applicable
03/27/2026 09 PM PDT 5.44 830 0 Not Applicable
03/27/2026 10 PM PDT 5.44 830 0 Not Applicable
03/27/2026 11 PM PDT 5.44 830 0 Not Applicable
03/28/2026 12 AM PDT 5.45 834 + Not Applicable
03/28/2026 01 AM PDT 5.44 830 - Not Applicable
03/28/2026 02 AM PDT 5.44 830 0 Not Applicable
03/28/2026 03 AM PDT 5.44 830 0 Not Applicable
03/28/2026 04 AM PDT 5.44 830 0 Not Applicable
03/28/2026 05 AM PDT 5.44 830 0 Not Applicable
03/28/2026 06 AM PDT 5.44 830 0 Not Applicable
03/28/2026 07 AM PDT 5.44 830 0 Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
03/28/2026 08 AM PDT 5.44 830 Not Applicable
03/28/2026 09 AM PDT 5.44 830 0 Not Applicable
03/28/2026 10 AM PDT 5.44 830 0 Not Applicable
03/28/2026 11 AM PDT 5.44 830 0 Not Applicable
03/28/2026 12 PM PDT 5.44 830 0 Not Applicable
03/28/2026 01 PM PDT 5.44 830 0 Not Applicable
03/28/2026 02 PM PDT 5.44 830 0 Not Applicable
03/28/2026 03 PM PDT 5.45 834 + Not Applicable
03/28/2026 04 PM PDT 5.45 834 0 Not Applicable
03/28/2026 05 PM PDT 5.45 834 0 Not Applicable
03/28/2026 06 PM PDT 5.45 834 0 Not Applicable
03/28/2026 07 PM PDT 5.45 834 0 Not Applicable
03/28/2026 08 PM PDT 5.45 834 0 Not Applicable
03/28/2026 09 PM PDT 5.45 834 0 Not Applicable
03/28/2026 10 PM PDT 5.45 834 0 Not Applicable
03/28/2026 11 PM PDT 5.45 834 0 Not Applicable
03/29/2026 12 AM PDT 5.45 834 0 Not Applicable
03/29/2026 01 AM PDT 5.45 834 0 Not Applicable
03/29/2026 02 AM PDT 5.45 834 0 Not Applicable
03/29/2026 03 AM PDT 5.45 834 0 Not Applicable
03/29/2026 04 AM PDT 5.45 834 0 Not Applicable
03/29/2026 05 AM PDT 5.45 834 0 Not Applicable
03/29/2026 06 AM PDT 5.45 834 0 Not Applicable
03/29/2026 07 AM PDT 5.45 834 0 Not Applicable
03/29/2026 08 AM PDT 5.45 834 0 Not Applicable
03/29/2026 09 AM PDT 5.45 834 0 Not Applicable
03/29/2026 10 AM PDT 5.45 834 0 Not Applicable
03/29/2026 11 AM PDT 5.45 834 0 Not Applicable
03/29/2026 12 PM PDT 5.45 834 0 Not Applicable
03/29/2026 01 PM PDT 5.45 834 0 Not Applicable
03/29/2026 02 PM PDT 5.45 834 0 Not Applicable
03/29/2026 03 PM PDT 5.45 834 0 Not Applicable
03/29/2026 04 PM PDT 5.45 834 0 Not Applicable
03/29/2026 05 PM PDT 5.45 834 0 Not Applicable
03/29/2026 06 PM PDT 5.45 834 0 Not Applicable
03/29/2026 07 PM PDT 5.45 834 0 Not Applicable
03/29/2026 08 PM PDT 5.45 834 0 Not Applicable
03/29/2026 09 PM PDT 5.45 834 0 Not Applicable
03/29/2026 10 PM PDT 5.45 834 0 Not Applicable
03/29/2026 11 PM PDT 5.45 834 0 Not Applicable
03/30/2026 12 AM PDT 5.45 834 0 Not Applicable
03/30/2026 01 AM PDT 5.45 834 0 Not Applicable
03/30/2026 02 AM PDT 5.45 834 0 Not Applicable
03/30/2026 03 AM PDT 5.45 834 0 Not Applicable
03/30/2026 04 AM PDT 5.45 834 0 Not Applicable
03/30/2026 05 AM PDT 5.45 834 0 Not Applicable
03/30/2026 06 AM PDT 5.45 834 0 Not Applicable
03/30/2026 07 AM PDT 5.45 834 0 Not Applicable
03/30/2026 08 AM PDT 5.45 834 0 Not Applicable
03/30/2026 09 AM PDT 5.45 834 0 Not Applicable
03/30/2026 10 AM PDT 5.45 834 0 Not Applicable
03/30/2026 11 AM PDT 5.45 834 0 Not Applicable
03/30/2026 12 PM PDT 5.45 834 0 Not Applicable
03/30/2026 01 PM PDT 5.45 834 0 Not Applicable
03/30/2026 02 PM PDT 5.45 834 0 Not Applicable
03/30/2026 03 PM PDT 5.45 834 0 Not Applicable
03/30/2026 04 PM PDT 5.45 834 0 Not Applicable
03/30/2026 05 PM PDT 5.45 834 0 Not Applicable
03/30/2026 06 PM PDT 5.45 834 0 Not Applicable
03/30/2026 07 PM PDT 5.45 834 0 Not Applicable
03/30/2026 08 PM PDT 5.45 834 0 Not Applicable
03/30/2026 09 PM PDT 5.45 834 0 Not Applicable
03/30/2026 10 PM PDT 5.45 834 0 Not Applicable
03/30/2026 11 PM PDT 5.45 834 0 Not Applicable
03/31/2026 12 AM PDT 5.45 834 0 Not Applicable
03/31/2026 01 AM PDT 5.45 834 0 Not Applicable
03/31/2026 02 AM PDT 5.45 834 0 Not Applicable
03/31/2026 03 AM PDT 5.45 834 0 Not Applicable
03/31/2026 04 AM PDT 5.46 839 + Not Applicable
03/31/2026 05 AM PDT 5.46 839 0 Not Applicable
03/31/2026 06 AM PDT 5.46 839 0 Not Applicable
03/31/2026 07 AM PDT 5.46 839 0 Not Applicable
03/31/2026 08 AM PDT 5.46 839 0 Not Applicable
03/31/2026 09 AM PDT 5.46 839 0 Not Applicable
03/31/2026 10 AM PDT 5.46 839 0 Not Applicable
03/31/2026 11 AM PDT 5.46 839 0 Not Applicable
03/31/2026 12 PM PDT 5.46 839 0 Not Applicable
03/31/2026 01 PM PDT 5.46 839 0 Not Applicable
03/31/2026 02 PM PDT 5.46 839 0 Not Applicable
03/31/2026 03 PM PDT 5.46 839 0 Not Applicable
03/31/2026 04 PM PDT 5.46 839 0 Not Applicable
03/31/2026 05 PM PDT 5.46 839 0 Not Applicable
03/31/2026 06 PM PDT 5.46 839 0 Not Applicable
03/31/2026 07 PM PDT 5.46 839 0 Not Applicable
03/31/2026 08 PM PDT 5.46 839 0 Not Applicable
03/31/2026 09 PM PDT 5.46 839 0 Not Applicable
03/31/2026 10 PM PDT 5.46 839 0 Not Applicable
03/31/2026 11 PM PDT 5.46 839 0 Not Applicable
04/01/2026 12 AM PDT 5.46 839 0 Not Applicable
04/01/2026 01 AM PDT 5.46 839 0 Not Applicable
04/01/2026 02 AM PDT 5.46 839 0 Not Applicable
04/01/2026 03 AM PDT 5.46 839 0 Not Applicable
04/01/2026 04 AM PDT 5.46 839 0 Not Applicable
04/01/2026 05 AM PDT 5.46 839 0 Not Applicable
04/01/2026 06 AM PDT 5.46 839 0 Not Applicable
04/01/2026 07 AM PDT 5.46 839 0 Not Applicable
04/01/2026 08 AM PDT 5.46 839 0 Not Applicable
04/01/2026 09 AM PDT 5.46 839 0 Not Applicable
04/01/2026 10 AM PDT 5.46 839 0 Not Applicable
04/01/2026 11 AM PDT 5.46 839 0 Not Applicable
04/01/2026 12 PM PDT 5.46 839 0 Not Applicable
04/01/2026 01 PM PDT 5.46 839 0 Not Applicable
04/01/2026 02 PM PDT 5.46 839 0 Not Applicable
04/01/2026 03 PM PDT 5.46 839 0 Not Applicable
04/01/2026 04 PM PDT 5.46 839 0 Not Applicable
04/01/2026 05 PM PDT 5.46 839 0 Not Applicable
04/01/2026 06 PM PDT 5.46 839 0 Not Applicable
04/01/2026 07 PM PDT 5.46 839 0 Not Applicable
04/01/2026 08 PM PDT 5.46 839 0 Not Applicable
04/01/2026 09 PM PDT 5.46 839 0 Not Applicable
04/01/2026 10 PM PDT 5.46 839 0 Not Applicable
04/01/2026 11 PM PDT 5.46 839 0 Not Applicable
04/02/2026 12 AM PDT 5.46 839 0 Not Applicable
04/02/2026 01 AM PDT 5.46 839 0 Not Applicable
04/02/2026 02 AM PDT 5.46 839 0 Not Applicable
04/02/2026 03 AM PDT 5.46 839 0 Not Applicable
04/02/2026 04 AM PDT 5.46 839 0 Not Applicable
04/02/2026 05 AM PDT 5.46 839 0 Not Applicable
#
# 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.
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