SACRAMENTO RIVER - HAMILTON CITY (HAMC1)
Latitude: 39.75º NLongitude: 122.00º WElevation: 125 Feet
Location: Glenn County in CaliforniaBulletin Group: Upper SacramentoRiver Group: Upper Sacramento
Issuance Time: Jan 30 2026 at 12:37 PM PSTNext Issuance: Jan 31 2026 at 9:00 AM PST
Action/Monitor: 142.0 FeetMinor Flood: 147.0 FeetModerate Flood: 149.2 FeetMajor Flood: 150.2 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Sacramento River - Hamilton City (HAMC1)
#
# File Generation Time:  01/30/2026 at 12:37 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/25/2026 at 12:00 PM PST
# Maximum Observed Stage:                       130.93 Feet
# Maximum Observed Flow:                        14031 cfs
#
# Earliest Date & Time of Maximum Forecast:     01/30/2026 at 07:00 PM PST
# Maximum Forecast Stage:                       130.67 Feet
# Maximum Forecast Flow:                        13160 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  01/25/2026 12 PM PST          130.93          14031                        Normal
  01/25/2026 01 PM PST          130.92          13997         -              Normal
  01/25/2026 02 PM PST          130.92          13997         0              Normal
  01/25/2026 03 PM PST          130.92          13997         0              Normal
  01/25/2026 04 PM PST          130.91          13964         -              Normal
  01/25/2026 05 PM PST          130.91          13964         0              Normal
  01/25/2026 06 PM PST          130.90          13930         -              Normal
  01/25/2026 07 PM PST          130.88          13861         -              Normal
  01/25/2026 08 PM PST          130.86          13793         -              Normal
  01/25/2026 09 PM PST          130.83          13691         -              Normal
  01/25/2026 10 PM PST          130.79          13557         -              Normal
  01/25/2026 11 PM PST          130.75          13424         -              Normal
  01/26/2026 12 AM PST          130.69          13227         -              Normal
  01/26/2026 01 AM PST          130.65          13094         -              Normal
  01/26/2026 02 AM PST          130.60          12930         -              Normal
  01/26/2026 03 AM PST          130.57          12830         -              Normal
  01/26/2026 04 AM PST          130.54          12731         -              Normal
  01/26/2026 05 AM PST          130.52          12665         -              Normal
  01/26/2026 06 AM PST          130.50          12600         -              Normal
  01/26/2026 07 AM PST          130.49          12568         -              Normal
  01/26/2026 08 AM PST          130.48          12535         -              Normal
  01/26/2026 09 AM PST          130.48          12535         0              Normal
  01/26/2026 10 AM PST          130.47          12503         -              Normal
  01/26/2026 11 AM PST          130.47          12503         0              Normal
  01/26/2026 12 PM PST          130.47          12503         0              Normal
  01/26/2026 01 PM PST          130.46          12471         -              Normal
  01/26/2026 02 PM PST          130.45          12439         -              Normal
  01/26/2026 03 PM PST          130.44          12407         -              Normal
  01/26/2026 04 PM PST          130.43          12375         -              Normal
  01/26/2026 05 PM PST          130.42          12343         -              Normal
  01/26/2026 06 PM PST          130.40          12280         -              Normal
  01/26/2026 07 PM PST          130.40          12280         0              Normal
  01/26/2026 08 PM PST          130.38          12215         -              Normal
  01/26/2026 09 PM PST          130.37          12183         -              Normal
  01/26/2026 10 PM PST          130.34          12087         -              Normal
  01/26/2026 11 PM PST          130.31          11992         -              Normal
  01/27/2026 12 AM PST          130.28          11895         -              Normal
  01/27/2026 01 AM PST          130.24          11767         -              Normal
  01/27/2026 02 AM PST          130.22          11703         -              Normal
  01/27/2026 03 AM PST          130.19          11608         -              Normal
  01/27/2026 04 AM PST          130.17          11543         -              Normal
  01/27/2026 05 AM PST          130.16          11511         -              Normal
  01/27/2026 06 AM PST          130.15          11479         -              Normal
  01/27/2026 07 AM PST          130.15          11479         0              Normal
  01/27/2026 08 AM PST          130.14          11447         -              Normal
  01/27/2026 09 AM PST          130.14          11447         0              Normal
  01/27/2026 10 AM PST          130.14          11447         0              Normal
  01/27/2026 11 AM PST          130.14          11447         0              Normal
  01/27/2026 12 PM PST          130.14          11447         0              Normal
  01/27/2026 01 PM PST          130.14          11447         0              Normal
  01/27/2026 02 PM PST          130.14          11447         0              Normal
  01/27/2026 03 PM PST          130.10          11320         -              Normal
  01/27/2026 04 PM PST          130.12          11383         +              Normal
  01/27/2026 05 PM PST          130.10          11320         -              Normal
  01/27/2026 06 PM PST          130.08          11257         -              Normal
  01/27/2026 07 PM PST          130.07          11226         -              Normal
  01/27/2026 08 PM PST          130.06          11195         -              Normal
  01/27/2026 09 PM PST          130.04          11133         -              Normal
  01/27/2026 10 PM PST          130.02          11071         -              Normal
  01/27/2026 11 PM PST          129.98          10947         -              Normal
  01/28/2026 12 AM PST          129.94          10823         -              Normal
  01/28/2026 01 AM PST          129.90          10700         -              Normal
  01/28/2026 02 AM PST          129.86          10575         -              Normal
  01/28/2026 03 AM PST          129.83          10482         -              Normal
  01/28/2026 04 AM PST          129.81          10421         -              Normal
  01/28/2026 05 AM PST          129.79          10360         -              Normal
  01/28/2026 06 AM PST          129.78          10329         -              Normal
  01/28/2026 07 AM PST          129.76          10269         -              Normal
  01/28/2026 08 AM PST          129.76          10269         0              Normal
  01/28/2026 09 AM PST          129.74          10209         -              Normal
  01/28/2026 10 AM PST          129.75          10239         +              Normal
  01/28/2026 11 AM PST          129.74          10209         -              Normal
  01/28/2026 12 PM PST          129.73          10179         -              Normal
  01/28/2026 01 PM PST          129.71          10120         -              Normal
  01/28/2026 02 PM PST          129.73          10179         +              Normal
  01/28/2026 03 PM PST          129.72          10149         -              Normal
  01/28/2026 04 PM PST          129.72          10149         0              Normal
  01/28/2026 05 PM PST          129.73          10179         +              Normal
  01/28/2026 06 PM PST          129.73          10179         0              Normal
  01/28/2026 07 PM PST          129.73          10179         0              Normal
  01/28/2026 08 PM PST          129.73          10179         0              Normal
  01/28/2026 09 PM PST          129.73          10179         0              Normal
  01/28/2026 10 PM PST          129.71          10120         -              Normal
  01/28/2026 11 PM PST          129.72          10149         +              Normal
  01/29/2026 12 AM PST          129.72          10149         0              Normal
  01/29/2026 01 AM PST          129.71          10120         -              Normal
  01/29/2026 02 AM PST          129.71          10120         0              Normal
  01/29/2026 03 AM PST          129.71          10120         0              Normal
  01/29/2026 04 AM PST          129.71          10120         0              Normal
  01/29/2026 05 AM PST          129.70          10090         -              Normal
  01/29/2026 06 AM PST          129.70          10090         0              Normal
  01/29/2026 07 AM PST          129.70          10090         0              Normal
  01/29/2026 08 AM PST          129.70          10090         0              Normal
  01/29/2026 09 AM PST          129.70          10090         0              Normal
  01/29/2026 10 AM PST          129.70          10090         0              Normal
  01/29/2026 11 AM PST          129.70          10090         0              Normal
  01/29/2026 12 PM PST          129.70          10090         0              Normal
  01/29/2026 01 PM PST          129.70          10090         0              Normal
  01/29/2026 02 PM PST          129.70          10090         0              Normal
  01/29/2026 03 PM PST          129.69          10051         -              Normal
  01/29/2026 04 PM PST          129.69          10051         0              Normal
  01/29/2026 05 PM PST          129.68          10013         -              Normal
  01/29/2026 06 PM PST          129.69          10051         +              Normal
  01/29/2026 07 PM PST          129.72          10149         +              Normal
  01/29/2026 08 PM PST          129.80          10390         +              Normal
  01/29/2026 09 PM PST          129.93          10792         +              Normal
  01/29/2026 10 PM PST          130.11          11352         +              Normal
  01/29/2026 11 PM PST          130.26          11831         +              Normal
  01/30/2026 12 AM PST          130.38          12215         +              Normal
  01/30/2026 01 AM PST          130.47          12503         +              Normal
  01/30/2026 02 AM PST          130.53          12698         +              Normal
  01/30/2026 03 AM PST          130.56          12797         +              Normal
  01/30/2026 04 AM PST          130.59          12897         +              Normal
  01/30/2026 05 AM PST          130.60          12930         +              Normal
  01/30/2026 06 AM PST          130.62          12995         +              Normal
  01/30/2026 07 AM PST          130.62          12995         0              Normal
  01/30/2026 08 AM PST          130.64          13061         +              Normal
  01/30/2026 09 AM PST          130.64          13061         0              Normal
  01/30/2026 10 AM PST          130.64          13061         0              Normal
  01/30/2026 11 AM PST          130.65          13094         +              Normal
  01/30/2026 12 PM PST          130.65          13094         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/30/2026 01 PM PST          130.65          13094                        Normal
  01/30/2026 02 PM PST          130.65          13094         0              Normal
  01/30/2026 03 PM PST          130.66          13127         +              Normal
  01/30/2026 04 PM PST          130.66          13127         0              Normal
  01/30/2026 05 PM PST          130.66          13127         0              Normal
  01/30/2026 06 PM PST          130.66          13127         0              Normal
  01/30/2026 07 PM PST          130.67          13160         +              Normal
  01/30/2026 08 PM PST          130.66          13127         -              Normal
  01/30/2026 09 PM PST          130.65          13094         -              Normal
  01/30/2026 10 PM PST          130.63          13028         -              Normal
  01/30/2026 11 PM PST          130.60          12930         -              Normal
  01/31/2026 12 AM PST          130.56          12797         -              Normal
  01/31/2026 01 AM PST          130.52          12665         -              Normal
  01/31/2026 02 AM PST          130.47          12503         -              Normal
  01/31/2026 03 AM PST          130.43          12375         -              Normal
  01/31/2026 04 AM PST          130.39          12248         -              Normal
  01/31/2026 05 AM PST          130.35          12119         -              Normal
  01/31/2026 06 AM PST          130.32          12023         -              Normal
  01/31/2026 07 AM PST          130.30          11960         -              Normal
  01/31/2026 08 AM PST          130.28          11895         -              Normal
  01/31/2026 09 AM PST          130.26          11831         -              Normal
  01/31/2026 10 AM PST          130.25          11799         -              Normal
  01/31/2026 11 AM PST          130.24          11767         -              Normal
  01/31/2026 12 PM PST          130.23          11735         -              Normal
  01/31/2026 01 PM PST          130.22          11703         -              Normal
  01/31/2026 02 PM PST          130.22          11703         0              Normal
  01/31/2026 03 PM PST          130.21          11672         -              Normal
  01/31/2026 04 PM PST          130.21          11672         0              Normal
  01/31/2026 05 PM PST          130.21          11672         0              Normal
  01/31/2026 06 PM PST          130.21          11672         0              Normal
  01/31/2026 07 PM PST          130.21          11672         0              Normal
  01/31/2026 08 PM PST          130.21          11672         0              Normal
  01/31/2026 09 PM PST          130.21          11672         0              Normal
  01/31/2026 10 PM PST          130.21          11672         0              Normal
  01/31/2026 11 PM PST          130.21          11672         0              Normal
  02/01/2026 12 AM PST          130.22          11703         +              Normal
  02/01/2026 01 AM PST          130.22          11703         0              Normal
  02/01/2026 02 AM PST          130.22          11703         0              Normal
  02/01/2026 03 AM PST          130.21          11672         -              Normal
  02/01/2026 04 AM PST          130.21          11672         0              Normal
  02/01/2026 05 AM PST          130.21          11672         0              Normal
  02/01/2026 06 AM PST          130.21          11672         0              Normal
  02/01/2026 07 AM PST          130.21          11672         0              Normal
  02/01/2026 08 AM PST          130.21          11672         0              Normal
  02/01/2026 09 AM PST          130.21          11672         0              Normal
  02/01/2026 10 AM PST          130.21          11672         0              Normal
  02/01/2026 11 AM PST          130.21          11672         0              Normal
  02/01/2026 12 PM PST          130.20          11640         -              Normal
  02/01/2026 01 PM PST          130.20          11640         0              Normal
  02/01/2026 02 PM PST          130.20          11640         0              Normal
  02/01/2026 03 PM PST          130.20          11640         0              Normal
  02/01/2026 04 PM PST          130.20          11640         0              Normal
  02/01/2026 05 PM PST          130.20          11640         0              Normal
  02/01/2026 06 PM PST          130.20          11640         0              Normal
  02/01/2026 07 PM PST          130.20          11640         0              Normal
  02/01/2026 08 PM PST          130.21          11672         +              Normal
  02/01/2026 09 PM PST          130.21          11672         0              Normal
  02/01/2026 10 PM PST          130.21          11672         0              Normal
  02/01/2026 11 PM PST          130.21          11672         0              Normal
  02/02/2026 12 AM PST          130.21          11672         0              Normal
  02/02/2026 01 AM PST          130.21          11672         0              Normal
  02/02/2026 02 AM PST          130.21          11672         0              Normal
  02/02/2026 03 AM PST          130.21          11672         0              Normal
  02/02/2026 04 AM PST          130.21          11672         0              Normal
  02/02/2026 05 AM PST          130.21          11672         0              Normal
  02/02/2026 06 AM PST          130.21          11672         0              Normal
  02/02/2026 07 AM PST          130.20          11640         -              Normal
  02/02/2026 08 AM PST          130.20          11640         0              Normal
  02/02/2026 09 AM PST          130.20          11640         0              Normal
  02/02/2026 10 AM PST          130.20          11640         0              Normal
  02/02/2026 11 AM PST          130.20          11640         0              Normal
  02/02/2026 12 PM PST          130.20          11640         0              Normal
  02/02/2026 01 PM PST          130.20          11640         0              Normal
  02/02/2026 02 PM PST          130.19          11608         -              Normal
  02/02/2026 03 PM PST          130.19          11608         0              Normal
  02/02/2026 04 PM PST          130.19          11608         0              Normal
  02/02/2026 05 PM PST          130.19          11608         0              Normal
  02/02/2026 06 PM PST          130.19          11608         0              Normal
  02/02/2026 07 PM PST          130.19          11608         0              Normal
  02/02/2026 08 PM PST          130.19          11608         0              Normal
  02/02/2026 09 PM PST          130.19          11608         0              Normal
  02/02/2026 10 PM PST          130.19          11608         0              Normal
  02/02/2026 11 PM PST          130.19          11608         0              Normal
  02/03/2026 12 AM PST          130.19          11608         0              Normal
  02/03/2026 01 AM PST          130.19          11608         0              Normal
  02/03/2026 02 AM PST          130.19          11608         0              Normal
  02/03/2026 03 AM PST          130.18          11575         -              Normal
  02/03/2026 04 AM PST          130.18          11575         0              Normal
  02/03/2026 05 AM PST          130.18          11575         0              Normal
  02/03/2026 06 AM PST          130.18          11575         0              Normal
  02/03/2026 07 AM PST          130.18          11575         0              Normal
  02/03/2026 08 AM PST          130.18          11575         0              Normal
  02/03/2026 09 AM PST          130.17          11543         -              Normal
  02/03/2026 10 AM PST          130.17          11543         0              Normal
  02/03/2026 11 AM PST          130.17          11543         0              Normal
  02/03/2026 12 PM PST          130.17          11543         0              Normal
  02/03/2026 01 PM PST          130.17          11543         0              Normal
  02/03/2026 02 PM PST          130.17          11543         0              Normal
  02/03/2026 03 PM PST          130.17          11543         0              Normal
  02/03/2026 04 PM PST          130.17          11543         0              Normal
  02/03/2026 05 PM PST          130.17          11543         0              Normal
  02/03/2026 06 PM PST          130.18          11575         +              Normal
  02/03/2026 07 PM PST          130.20          11640         +              Normal
  02/03/2026 08 PM PST          130.23          11735         +              Normal
  02/03/2026 09 PM PST          130.27          11863         +              Normal
  02/03/2026 10 PM PST          130.31          11992         +              Normal
  02/03/2026 11 PM PST          130.36          12151         +              Normal
  02/04/2026 12 AM PST          130.40          12280         +              Normal
  02/04/2026 01 AM PST          130.44          12407         +              Normal
  02/04/2026 02 AM PST          130.47          12503         +              Normal
  02/04/2026 03 AM PST          130.50          12600         +              Normal
  02/04/2026 04 AM PST          130.52          12665         +              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.