SUSAN RIVER - SUSANVILLE (SUSC1)
Latitude: 40.41º NLongitude: 120.66º WElevation: 4190 FeetForecast Type: Official Location
Location: Lassen County in CaliforniaBulletin Group: Eastern SierraRiver Group: Eastern Sierra
Issuance Time: Feb 23 2026 at 2:12 PM PSTNext Issuance: Feb 24 2026 at 9:00 AM PST
Action/Monitor: 10.5 FeetMinor Flood: 12.0 FeetModerate Flood: 13.0 FeetMajor Flood: 14.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Susan River - Susanville (SUSC1)
#
# File Generation Time:  02/23/2026 at 02:12 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  02/23/2026 at 12:00 AM PST
# Maximum Observed Stage:                       4.63 Feet
# Maximum Observed Flow:                        106 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/25/2026 at 02:00 AM PST
# Maximum Forecast Stage:                       10.91 Feet
# Maximum Forecast Flow:                        1754 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  02/18/2026 02 PM PST            4.57             98                        Normal
  02/18/2026 03 PM PST            4.59            101         +              Normal
  02/18/2026 04 PM PST            4.58             99         -              Normal
  02/18/2026 05 PM PST            4.56             97         -              Normal
  02/18/2026 06 PM PST            4.56             97         0              Normal
  02/18/2026 07 PM PST            4.55             95         -              Normal
  02/18/2026 08 PM PST            4.53             93         -              Normal
  02/18/2026 09 PM PST            4.52             91         -              Normal
  02/18/2026 10 PM PST            4.52             91         0              Normal
  02/18/2026 11 PM PST            4.51             90         -              Normal
  02/19/2026 12 AM PST            4.51             90         0              Normal
  02/19/2026 01 AM PST            4.51             90         0              Normal
  02/19/2026 02 AM PST            4.51             90         0              Normal
  02/19/2026 03 AM PST            4.50             89         -              Normal
  02/19/2026 04 AM PST            4.50             89         0              Normal
  02/19/2026 05 AM PST            4.50             89         0              Normal
  02/19/2026 06 AM PST            4.50             89         0              Normal
  02/19/2026 07 AM PST            4.50             89         0              Normal
  02/19/2026 08 AM PST            4.50             89         0              Normal
  02/19/2026 09 AM PST            4.51             90         +              Normal
  02/19/2026 10 AM PST            4.50             89         -              Normal
  02/19/2026 11 AM PST            4.51             90         +              Normal
  02/19/2026 12 PM PST            4.52             91         +              Normal
  02/19/2026 01 PM PST            4.52             91         0              Normal
  02/19/2026 02 PM PST            4.52             91         0              Normal
  02/19/2026 03 PM PST            4.53             93         +              Normal
  02/19/2026 04 PM PST            4.53             93         0              Normal
  02/19/2026 05 PM PST            4.53             93         0              Normal
  02/19/2026 06 PM PST            4.52             91         -              Normal
  02/19/2026 07 PM PST            4.52             91         0              Normal
  02/19/2026 08 PM PST            4.51             90         -              Normal
  02/19/2026 09 PM PST            4.51             90         0              Normal
  02/19/2026 10 PM PST            4.51             90         0              Normal
  02/19/2026 11 PM PST            4.50             89         -              Normal
  02/20/2026 12 AM PST            4.50             89         0              Normal
  02/20/2026 01 AM PST            4.49             88         -              Normal
  02/20/2026 02 AM PST            4.49             88         0              Normal
  02/20/2026 03 AM PST            4.49             88         0              Normal
  02/20/2026 04 AM PST            4.49             88         0              Normal
  02/20/2026 05 AM PST            4.50             89         +              Normal
  02/20/2026 06 AM PST            4.51             90         +              Normal
  02/20/2026 07 AM PST            4.52             91         +              Normal
  02/20/2026 08 AM PST            4.52             91         0              Normal
  02/20/2026 09 AM PST            4.52             91         0              Normal
  02/20/2026 10 AM PST            4.52             91         0              Normal
  02/20/2026 11 AM PST            4.52             91         0              Normal
  02/20/2026 12 PM PST            4.52             91         0              Normal
  02/20/2026 01 PM PST            4.52             91         0              Normal
  02/20/2026 02 PM PST            4.52             91         0              Normal
  02/20/2026 03 PM PST            4.52             91         0              Normal
  02/20/2026 04 PM PST            4.52             91         0              Normal
  02/20/2026 05 PM PST            4.51             90         -              Normal
  02/20/2026 06 PM PST            4.50             89         -              Normal
  02/20/2026 07 PM PST            4.50             89         0              Normal
  02/20/2026 08 PM PST            4.49             88         -              Normal
  02/20/2026 09 PM PST            4.49             88         0              Normal
  02/20/2026 10 PM PST            4.49             88         0              Normal
  02/20/2026 11 PM PST            4.48             86         -              Normal
  02/21/2026 12 AM PST            4.48             86         0              Normal
  02/21/2026 01 AM PST            4.47             85         -              Normal
  02/21/2026 02 AM PST            4.47             85         0              Normal
  02/21/2026 03 AM PST            4.47             85         0              Normal
  02/21/2026 04 AM PST            4.47             85         0              Normal
  02/21/2026 05 AM PST            4.47             85         0              Normal
  02/21/2026 06 AM PST            4.45             82         -              Normal
  02/21/2026 07 AM PST            4.46             84         +              Normal
  02/21/2026 08 AM PST            4.46             84         0              Normal
  02/21/2026 09 AM PST            4.46             84         0              Normal
  02/21/2026 10 AM PST            4.46             84         0              Normal
  02/21/2026 11 AM PST            4.46             84         0              Normal
  02/21/2026 12 PM PST            4.46             84         0              Normal
  02/21/2026 01 PM PST            4.47             85         +              Normal
  02/21/2026 02 PM PST            4.47             85         0              Normal
  02/21/2026 03 PM PST            4.48             86         +              Normal
  02/21/2026 04 PM PST            4.47             85         -              Normal
  02/21/2026 05 PM PST            4.47             85         0              Normal
  02/21/2026 06 PM PST            4.46             84         -              Normal
  02/21/2026 07 PM PST            4.46             84         0              Normal
  02/21/2026 08 PM PST            4.46             84         0              Normal
  02/21/2026 09 PM PST            4.45             82         -              Normal
  02/21/2026 10 PM PST            4.45             82         0              Normal
  02/21/2026 11 PM PST            4.45             82         0              Normal
  02/22/2026 12 AM PST            4.45             82         0              Normal
  02/22/2026 01 AM PST            4.44             81         -              Normal
  02/22/2026 02 AM PST            4.45             82         +              Normal
  02/22/2026 03 AM PST            4.44             81         -              Normal
  02/22/2026 04 AM PST            4.44             81         0              Normal
  02/22/2026 05 AM PST            4.45             82         +              Normal
  02/22/2026 06 AM PST            4.47             85         +              Normal
  02/22/2026 07 AM PST            4.48             86         +              Normal
  02/22/2026 08 AM PST            4.49             88         +              Normal
  02/22/2026 09 AM PST            4.51             90         +              Normal
  02/22/2026 10 AM PST            4.52             91         +              Normal
  02/22/2026 11 AM PST            4.54             94         +              Normal
  02/22/2026 12 PM PST            4.55             95         +              Normal
  02/22/2026 01 PM PST            4.58             99         +              Normal
  02/22/2026 02 PM PST            4.54             94         -              Normal
  02/22/2026 03 PM PST            4.53             93         -              Normal
  02/22/2026 04 PM PST            4.51             90         -              Normal
  02/22/2026 05 PM PST            4.50             89         -              Normal
  02/22/2026 06 PM PST            4.52             91         +              Normal
  02/22/2026 07 PM PST            4.55             95         +              Normal
  02/22/2026 08 PM PST            4.58             99         +              Normal
  02/22/2026 09 PM PST            4.60            102         +              Normal
  02/22/2026 10 PM PST            4.62            105         +              Normal
  02/22/2026 11 PM PST            4.62            105         0              Normal
  02/23/2026 12 AM PST            4.63            106         +              Normal
  02/23/2026 01 AM PST            4.62            105         -              Normal
  02/23/2026 02 AM PST            4.61            103         -              Normal
  02/23/2026 03 AM PST            4.59            101         -              Normal
  02/23/2026 04 AM PST            4.59            101         0              Normal
  02/23/2026 05 AM PST            4.59            101         0              Normal
  02/23/2026 06 AM PST            4.59            101         0              Normal
  02/23/2026 07 AM PST            4.58             99         -              Normal
  02/23/2026 08 AM PST            4.57             98         -              Normal
  02/23/2026 09 AM PST            4.57             98         0              Normal
  02/23/2026 10 AM PST            4.57             98         0              Normal
  02/23/2026 11 AM PST            4.56             97         -              Normal
  02/23/2026 12 PM PST            4.56             97         0              Normal
  02/23/2026 01 PM PST            4.54             94         -              Normal
  02/23/2026 02 PM PST            4.53             93         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  02/23/2026 03 PM PST            4.51             90                        Normal
  02/23/2026 04 PM PST            4.51             90         0              Normal
  02/23/2026 05 PM PST            4.51             90         0              Normal
  02/23/2026 06 PM PST            4.50             89         -              Normal
  02/23/2026 07 PM PST            4.50             89         0              Normal
  02/23/2026 08 PM PST            4.50             89         0              Normal
  02/23/2026 09 PM PST            4.50             89         0              Normal
  02/23/2026 10 PM PST            4.50             89         0              Normal
  02/23/2026 11 PM PST            4.50             89         0              Normal
  02/24/2026 12 AM PST            4.50             89         0              Normal
  02/24/2026 01 AM PST            4.50             89         0              Normal
  02/24/2026 02 AM PST            4.50             89         0              Normal
  02/24/2026 03 AM PST            4.52             91         +              Normal
  02/24/2026 04 AM PST            4.58             99         +              Normal
  02/24/2026 05 AM PST            4.68            114         +              Normal
  02/24/2026 06 AM PST            4.82            135         +              Normal
  02/24/2026 07 AM PST            4.91            149         +              Normal
  02/24/2026 08 AM PST            4.98            159         +              Normal
  02/24/2026 09 AM PST            5.05            169         +              Normal
  02/24/2026 10 AM PST            5.25            198         +              Normal
  02/24/2026 11 AM PST            5.54            245         +              Normal
  02/24/2026 12 PM PST            5.92            311         +              Normal
  02/24/2026 01 PM PST            6.19            362         +              Normal
  02/24/2026 02 PM PST            6.39            402         +              Normal
  02/24/2026 03 PM PST            6.63            453         +              Normal
  02/24/2026 04 PM PST            7.15            570         +              Normal
  02/24/2026 05 PM PST            7.89            755         +              Normal
  02/24/2026 06 PM PST            8.84           1022         +              Normal
  02/24/2026 07 PM PST            9.40           1210         +              Normal
  02/24/2026 08 PM PST            9.78           1334         +              Normal
  02/24/2026 09 PM PST           10.00           1410         +              Normal
  02/24/2026 10 PM PST           10.18           1482         +              Normal
  02/24/2026 11 PM PST           10.41           1564         +              Normal
  02/25/2026 12 AM PST           10.68           1662         +      Action/Monitor
  02/25/2026 01 AM PST           10.84           1726         +      Action/Monitor
  02/25/2026 02 AM PST           10.91           1754         +      Action/Monitor
  02/25/2026 03 AM PST           10.90           1750         -      Action/Monitor
  02/25/2026 04 AM PST           10.78           1702         -      Action/Monitor
  02/25/2026 05 AM PST           10.56           1618         -      Action/Monitor
  02/25/2026 06 AM PST           10.26           1508         -              Normal
  02/25/2026 07 AM PST           10.04           1426         -              Normal
  02/25/2026 08 AM PST            9.90           1380         -              Normal
  02/25/2026 09 AM PST            9.79           1337         -              Normal
  02/25/2026 10 AM PST            9.65           1290         -              Normal
  02/25/2026 11 AM PST            9.43           1219         -              Normal
  02/25/2026 12 PM PST            9.17           1131         -              Normal
  02/25/2026 01 PM PST            9.03           1089         -              Normal
  02/25/2026 02 PM PST            8.97           1068         -              Normal
  02/25/2026 03 PM PST            8.94           1056         -              Normal
  02/25/2026 04 PM PST            8.82           1016         -              Normal
  02/25/2026 05 PM PST            8.63            963         -              Normal
  02/25/2026 06 PM PST            8.35            882         -              Normal
  02/25/2026 07 PM PST            8.13            820         -              Normal
  02/25/2026 08 PM PST            8.00            785         -              Normal
  02/25/2026 09 PM PST            7.90            758         -              Normal
  02/25/2026 10 PM PST            7.80            732         -              Normal
  02/25/2026 11 PM PST            7.70            706         -              Normal
  02/26/2026 12 AM PST            7.57            672         -              Normal
  02/26/2026 01 AM PST            7.46            645         -              Normal
  02/26/2026 02 AM PST            7.39            628         -              Normal
  02/26/2026 03 AM PST            7.33            613         -              Normal
  02/26/2026 04 AM PST            7.28            601         -              Normal
  02/26/2026 05 AM PST            7.22            587         -              Normal
  02/26/2026 06 AM PST            7.15            570         -              Normal
  02/26/2026 07 AM PST            7.09            556         -              Normal
  02/26/2026 08 AM PST            7.06            549         -              Normal
  02/26/2026 09 AM PST            7.04            544         -              Normal
  02/26/2026 10 AM PST            7.00            535         -              Normal
  02/26/2026 11 AM PST            6.96            526         -              Normal
  02/26/2026 12 PM PST            6.91            514         -              Normal
  02/26/2026 01 PM PST            6.90            512         -              Normal
  02/26/2026 02 PM PST            6.91            514         +              Normal
  02/26/2026 03 PM PST            6.92            517         +              Normal
  02/26/2026 04 PM PST            6.91            514         -              Normal
  02/26/2026 05 PM PST            6.89            510         -              Normal
  02/26/2026 06 PM PST            6.87            505         -              Normal
  02/26/2026 07 PM PST            6.84            499         -              Normal
  02/26/2026 08 PM PST            6.83            497         -              Normal
  02/26/2026 09 PM PST            6.82            494         -              Normal
  02/26/2026 10 PM PST            6.79            488         -              Normal
  02/26/2026 11 PM PST            6.77            483         -              Normal
  02/27/2026 12 AM PST            6.73            475         -              Normal
  02/27/2026 01 AM PST            6.70            468         -              Normal
  02/27/2026 02 AM PST            6.68            464         -              Normal
  02/27/2026 03 AM PST            6.67            461         -              Normal
  02/27/2026 04 AM PST            6.69            466         +              Normal
  02/27/2026 05 AM PST            6.74            477         +              Normal
  02/27/2026 06 AM PST            6.82            494         +              Normal
  02/27/2026 07 AM PST            6.86            503         +              Normal
  02/27/2026 08 AM PST            6.89            510         +              Normal
  02/27/2026 09 AM PST            6.91            514         +              Normal
  02/27/2026 10 AM PST            6.91            514         0              Normal
  02/27/2026 11 AM PST            6.90            512         -              Normal
  02/27/2026 12 PM PST            6.89            510         -              Normal
  02/27/2026 01 PM PST            6.92            517         +              Normal
  02/27/2026 02 PM PST            6.94            521         +              Normal
  02/27/2026 03 PM PST            6.96            526         +              Normal
  02/27/2026 04 PM PST            6.96            526         0              Normal
  02/27/2026 05 PM PST            6.96            526         0              Normal
  02/27/2026 06 PM PST            6.94            521         -              Normal
  02/27/2026 07 PM PST            6.93            519         -              Normal
  02/27/2026 08 PM PST            6.93            519         0              Normal
  02/27/2026 09 PM PST            6.92            517         -              Normal
  02/27/2026 10 PM PST            6.91            514         -              Normal
  02/27/2026 11 PM PST            6.89            510         -              Normal
  02/28/2026 12 AM PST            6.88            508         -              Normal
  02/28/2026 01 AM PST            6.86            503         -              Normal
  02/28/2026 02 AM PST            6.84            499         -              Normal
  02/28/2026 03 AM PST            6.83            497         -              Normal
  02/28/2026 04 AM PST            6.83            497         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.