SACRAMENTO RIVER - SACRAMENTO AT I STREET (SACC1)
Latitude: 38.59º NLongitude: 121.50º WElevation: 27 FeetForecast Type: Official Location
Location: Sacramento County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Lower Sacramento
Issuance Time: Jul 31 2026 at 6:59 AM PDTNext Issuance: Aug 01 2026 at 9:00 AM PDT
Action/Monitor: 27.5 FeetMinor Flood: 33.5 FeetModerate Flood: 35.4 FeetMajor Flood: 36.4 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Sacramento at I Street (SACC1)
#
# File Generation Time:  07/31/2026 at 06:59 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/27/2026 at 07:00 AM PDT
# Maximum Observed Stage:                       9.98 Feet
#
# Earliest Date & Time of Maximum Forecast:     08/05/2026 at 12:00 AM PDT
# Maximum Forecast Stage:                       9.85 Feet
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Trend     Observed Status
# ------------------------------------------------------------------
  07/26/2026 06 AM PDT            9.78                        Normal
  07/26/2026 07 AM PDT            9.78         0              Normal
  07/26/2026 08 AM PDT            9.75         -              Normal
  07/26/2026 09 AM PDT            9.70         -              Normal
  07/26/2026 10 AM PDT            9.63         -              Normal
  07/26/2026 11 AM PDT            9.55         -              Normal
  07/26/2026 12 PM PDT            9.45         -              Normal
  07/26/2026 01 PM PDT            9.33         -              Normal
  07/26/2026 02 PM PDT            9.30         -              Normal
  07/26/2026 03 PM PDT            9.20         -              Normal
  07/26/2026 04 PM PDT            9.18         -              Normal
  07/26/2026 05 PM PDT            9.20         +              Normal
  07/26/2026 06 PM PDT            9.24         +              Normal
  07/26/2026 07 PM PDT            9.31         +              Normal
  07/26/2026 08 PM PDT            9.39         +              Normal
  07/26/2026 09 PM PDT            9.38         -              Normal
  07/26/2026 10 PM PDT            9.45         +              Normal
  07/26/2026 11 PM PDT            9.45         0              Normal
  07/27/2026 12 AM PDT            9.44         -              Normal
  07/27/2026 01 AM PDT            9.46         +              Normal
  07/27/2026 02 AM PDT            9.49         +              Normal
  07/27/2026 03 AM PDT            9.60         +              Normal
  07/27/2026 04 AM PDT            9.74         +              Normal
  07/27/2026 05 AM PDT            9.88         +              Normal
  07/27/2026 06 AM PDT            9.95         +              Normal
  07/27/2026 07 AM PDT            9.98         +              Normal
  07/27/2026 08 AM PDT            9.97         -              Normal
  07/27/2026 09 AM PDT            9.94         -              Normal
  07/27/2026 10 AM PDT            9.88         -              Normal
  07/27/2026 11 AM PDT            9.80         -              Normal
  07/27/2026 12 PM PDT            9.73         -              Normal
  07/27/2026 01 PM PDT            9.63         -              Normal
  07/27/2026 02 PM PDT            9.54         -              Normal
  07/27/2026 03 PM PDT            9.44         -              Normal
  07/27/2026 04 PM PDT            9.37         -              Normal
  07/27/2026 05 PM PDT            9.33         -              Normal
  07/27/2026 06 PM PDT            9.34         +              Normal
  07/27/2026 07 PM PDT            9.38         +              Normal
  07/27/2026 08 PM PDT            9.44         +              Normal
  07/27/2026 09 PM PDT            9.48         +              Normal
  07/27/2026 10 PM PDT            9.49         +              Normal
  07/27/2026 11 PM PDT            9.48         -              Normal
  07/28/2026 12 AM PDT            9.46         -              Normal
  07/28/2026 01 AM PDT            9.44         -              Normal
  07/28/2026 02 AM PDT            9.43         -              Normal
  07/28/2026 03 AM PDT            9.48         +              Normal
  07/28/2026 04 AM PDT            9.61         +              Normal
  07/28/2026 05 AM PDT            9.76         +              Normal
  07/28/2026 06 AM PDT            9.89         +              Normal
  07/28/2026 07 AM PDT            9.95         +              Normal
  07/28/2026 08 AM PDT            9.96         +              Normal
  07/28/2026 09 AM PDT            9.94         -              Normal
  07/28/2026 10 AM PDT            9.88         -              Normal
  07/28/2026 11 AM PDT            9.83         -              Normal
  07/28/2026 12 PM PDT            9.75         -              Normal
  07/28/2026 01 PM PDT            9.65         -              Normal
  07/28/2026 02 PM PDT            9.56         -              Normal
  07/28/2026 03 PM PDT            9.46         -              Normal
  07/28/2026 04 PM PDT            9.37         -              Normal
  07/28/2026 05 PM PDT            9.32         -              Normal
  07/28/2026 06 PM PDT            9.30         -              Normal
  07/28/2026 07 PM PDT            9.31         +              Normal
  07/28/2026 08 PM PDT            9.37         +              Normal
  07/28/2026 09 PM PDT            9.42         +              Normal
  07/28/2026 10 PM PDT            9.44         +              Normal
  07/28/2026 11 PM PDT            9.44         0              Normal
  07/29/2026 12 AM PDT            9.42         -              Normal
  07/29/2026 01 AM PDT            9.40         -              Normal
  07/29/2026 02 AM PDT            9.37         -              Normal
  07/29/2026 03 AM PDT            9.39         +              Normal
  07/29/2026 04 AM PDT            9.45         +              Normal
  07/29/2026 05 AM PDT            9.59         +              Normal
  07/29/2026 06 AM PDT            9.74         +              Normal
  07/29/2026 07 AM PDT            9.85         +              Normal
  07/29/2026 08 AM PDT            9.88         +              Normal
  07/29/2026 09 AM PDT            9.89         +              Normal
  07/29/2026 10 AM PDT            9.85         -              Normal
  07/29/2026 11 AM PDT            9.80         -              Normal
  07/29/2026 12 PM PDT            9.73         -              Normal
  07/29/2026 01 PM PDT            9.64         -              Normal
  07/29/2026 02 PM PDT            9.55         -              Normal
  07/29/2026 03 PM PDT            9.45         -              Normal
  07/29/2026 04 PM PDT            9.35         -              Normal
  07/29/2026 05 PM PDT            9.29         -              Normal
  07/29/2026 06 PM PDT            9.25         -              Normal
  07/29/2026 07 PM PDT            9.28         +              Normal
  07/29/2026 08 PM PDT            9.34         +              Normal
  07/29/2026 09 PM PDT            9.40         +              Normal
  07/29/2026 10 PM PDT            9.44         +              Normal
  07/29/2026 11 PM PDT            9.46         +              Normal
  07/30/2026 12 AM PDT            9.44         -              Normal
  07/30/2026 01 AM PDT            9.41         -              Normal
  07/30/2026 02 AM PDT            9.38         -              Normal
  07/30/2026 03 AM PDT            9.36         -              Normal
  07/30/2026 04 AM PDT            9.38         +              Normal
  07/30/2026 05 AM PDT            9.48         +              Normal
  07/30/2026 06 AM PDT            9.62         +              Normal
  07/30/2026 07 AM PDT            9.76         +              Normal
  07/30/2026 08 AM PDT            9.84         +              Normal
  07/30/2026 09 AM PDT            9.85         +              Normal
  07/30/2026 10 AM PDT            9.84         -              Normal
  07/30/2026 11 AM PDT            9.78         -              Normal
  07/30/2026 12 PM PDT            9.72         -              Normal
  07/30/2026 01 PM PDT            9.65         -              Normal
  07/30/2026 02 PM PDT            9.55         -              Normal
  07/30/2026 03 PM PDT            9.47         -              Normal
  07/30/2026 04 PM PDT            9.37         -              Normal
  07/30/2026 05 PM PDT            9.29         -              Normal
  07/30/2026 06 PM PDT            9.24         -              Normal
  07/30/2026 07 PM PDT            9.25         +              Normal
  07/30/2026 08 PM PDT            9.29         +              Normal
  07/30/2026 09 PM PDT            9.37         +              Normal
  07/30/2026 10 PM PDT            9.43         +              Normal
  07/30/2026 11 PM PDT            9.45         +              Normal
  07/31/2026 12 AM PDT            9.45         0              Normal
  07/31/2026 01 AM PDT            9.41         -              Normal
  07/31/2026 02 AM PDT            9.38         -              Normal
  07/31/2026 03 AM PDT            9.34         -              Normal
  07/31/2026 04 AM PDT            9.32         -              Normal
  07/31/2026 05 AM PDT            9.35         +              Normal
  07/31/2026 06 AM PDT            9.44         +              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Trend     Forecast Status
# ------------------------------------------------------------------
  07/31/2026 07 AM PDT            9.64                        Normal
  07/31/2026 08 AM PDT            9.72         +              Normal
  07/31/2026 09 AM PDT            9.70         -              Normal
  07/31/2026 10 AM PDT            9.62         -              Normal
  07/31/2026 11 AM PDT            9.51         -              Normal
  07/31/2026 12 PM PDT            9.38         -              Normal
  07/31/2026 01 PM PDT            9.25         -              Normal
  07/31/2026 02 PM PDT            9.14         -              Normal
  07/31/2026 03 PM PDT            8.98         -              Normal
  07/31/2026 04 PM PDT            8.91         -              Normal
  07/31/2026 05 PM PDT            8.89         -              Normal
  07/31/2026 06 PM PDT            8.95         +              Normal
  07/31/2026 07 PM PDT            9.16         +              Normal
  07/31/2026 08 PM PDT            9.35         +              Normal
  07/31/2026 09 PM PDT            9.50         +              Normal
  07/31/2026 10 PM PDT            9.57         +              Normal
  07/31/2026 11 PM PDT            9.54         -              Normal
  08/01/2026 12 AM PDT            9.48         -              Normal
  08/01/2026 01 AM PDT            9.39         -              Normal
  08/01/2026 02 AM PDT            9.29         -              Normal
  08/01/2026 03 AM PDT            9.21         -              Normal
  08/01/2026 04 AM PDT            9.15         -              Normal
  08/01/2026 05 AM PDT            9.13         -              Normal
  08/01/2026 06 AM PDT            9.21         +              Normal
  08/01/2026 07 AM PDT            9.39         +              Normal
  08/01/2026 08 AM PDT            9.58         +              Normal
  08/01/2026 09 AM PDT            9.67         +              Normal
  08/01/2026 10 AM PDT            9.64         -              Normal
  08/01/2026 11 AM PDT            9.56         -              Normal
  08/01/2026 12 PM PDT            9.44         -              Normal
  08/01/2026 01 PM PDT            9.30         -              Normal
  08/01/2026 02 PM PDT            9.18         -              Normal
  08/01/2026 03 PM PDT            9.02         -              Normal
  08/01/2026 04 PM PDT            8.93         -              Normal
  08/01/2026 05 PM PDT            8.90         -              Normal
  08/01/2026 06 PM PDT            8.97         +              Normal
  08/01/2026 07 PM PDT            9.19         +              Normal
  08/01/2026 08 PM PDT            9.38         +              Normal
  08/01/2026 09 PM PDT            9.54         +              Normal
  08/01/2026 10 PM PDT            9.61         +              Normal
  08/01/2026 11 PM PDT            9.59         -              Normal
  08/02/2026 12 AM PDT            9.52         -              Normal
  08/02/2026 01 AM PDT            9.43         -              Normal
  08/02/2026 02 AM PDT            9.32         -              Normal
  08/02/2026 03 AM PDT            9.23         -              Normal
  08/02/2026 04 AM PDT            9.17         -              Normal
  08/02/2026 05 AM PDT            9.13         -              Normal
  08/02/2026 06 AM PDT            9.22         +              Normal
  08/02/2026 07 AM PDT            9.40         +              Normal
  08/02/2026 08 AM PDT            9.59         +              Normal
  08/02/2026 09 AM PDT            9.67         +              Normal
  08/02/2026 10 AM PDT            9.65         -              Normal
  08/02/2026 11 AM PDT            9.59         -              Normal
  08/02/2026 12 PM PDT            9.51         -              Normal
  08/02/2026 01 PM PDT            9.40         -              Normal
  08/02/2026 02 PM PDT            9.29         -              Normal
  08/02/2026 03 PM PDT            9.20         -              Normal
  08/02/2026 04 PM PDT            9.06         -              Normal
  08/02/2026 05 PM PDT            9.00         -              Normal
  08/02/2026 06 PM PDT            8.98         -              Normal
  08/02/2026 07 PM PDT            9.05         +              Normal
  08/02/2026 08 PM PDT            9.27         +              Normal
  08/02/2026 09 PM PDT            9.47         +              Normal
  08/02/2026 10 PM PDT            9.63         +              Normal
  08/02/2026 11 PM PDT            9.71         +              Normal
  08/03/2026 12 AM PDT            9.68         -              Normal
  08/03/2026 01 AM PDT            9.61         -              Normal
  08/03/2026 02 AM PDT            9.50         -              Normal
  08/03/2026 03 AM PDT            9.38         -              Normal
  08/03/2026 04 AM PDT            9.29         -              Normal
  08/03/2026 05 AM PDT            9.20         -              Normal
  08/03/2026 06 AM PDT            9.16         -              Normal
  08/03/2026 07 AM PDT            9.26         +              Normal
  08/03/2026 08 AM PDT            9.42         +              Normal
  08/03/2026 09 AM PDT            9.60         +              Normal
  08/03/2026 10 AM PDT            9.67         +              Normal
  08/03/2026 11 AM PDT            9.65         -              Normal
  08/03/2026 12 PM PDT            9.59         -              Normal
  08/03/2026 01 PM PDT            9.50         -              Normal
  08/03/2026 02 PM PDT            9.39         -              Normal
  08/03/2026 03 PM PDT            9.29         -              Normal
  08/03/2026 04 PM PDT            9.16         -              Normal
  08/03/2026 05 PM PDT            9.08         -              Normal
  08/03/2026 06 PM PDT            9.06         -              Normal
  08/03/2026 07 PM PDT            9.14         +              Normal
  08/03/2026 08 PM PDT            9.34         +              Normal
  08/03/2026 09 PM PDT            9.55         +              Normal
  08/03/2026 10 PM PDT            9.72         +              Normal
  08/03/2026 11 PM PDT            9.79         +              Normal
  08/04/2026 12 AM PDT            9.77         -              Normal
  08/04/2026 01 AM PDT            9.70         -              Normal
  08/04/2026 02 AM PDT            9.61         -              Normal
  08/04/2026 03 AM PDT            9.50         -              Normal
  08/04/2026 04 AM PDT            9.39         -              Normal
  08/04/2026 05 AM PDT            9.30         -              Normal
  08/04/2026 06 AM PDT            9.21         -              Normal
  08/04/2026 07 AM PDT            9.18         -              Normal
  08/04/2026 08 AM PDT            9.28         +              Normal
  08/04/2026 09 AM PDT            9.42         +              Normal
  08/04/2026 10 AM PDT            9.57         +              Normal
  08/04/2026 11 AM PDT            9.64         +              Normal
  08/04/2026 12 PM PDT            9.62         -              Normal
  08/04/2026 01 PM PDT            9.57         -              Normal
  08/04/2026 02 PM PDT            9.49         -              Normal
  08/04/2026 03 PM PDT            9.40         -              Normal
  08/04/2026 04 PM PDT            9.32         -              Normal
  08/04/2026 05 PM PDT            9.23         -              Normal
  08/04/2026 06 PM PDT            9.15         -              Normal
  08/04/2026 07 PM PDT            9.13         -              Normal
  08/04/2026 08 PM PDT            9.22         +              Normal
  08/04/2026 09 PM PDT            9.40         +              Normal
  08/04/2026 10 PM PDT            9.61         +              Normal
  08/04/2026 11 PM PDT            9.78         +              Normal
  08/05/2026 12 AM PDT            9.85         +              Normal
  08/05/2026 01 AM PDT            9.83         -              Normal
  08/05/2026 02 AM PDT            9.76         -              Normal
  08/05/2026 03 AM PDT            9.65         -              Normal
  08/05/2026 04 AM PDT            9.53         -              Normal
  08/05/2026 05 AM PDT            9.41         -              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.