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SUSAN RIVER - SUSANVILLE (SUSC1)
| Latitude: 40.41º N | Longitude: 120.66º W | Elevation: 4190 Feet | | Forecast Type: Official Location |
| Location: Lassen County in California | Bulletin Group: Eastern Sierra | River Group: Eastern Sierra |
| Issuance Time: | Aug 23 2026 at 7:33 AM PDT | Next Issuance: | Aug 24 2026 at 9:00 AM PDT
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| Action/Monitor: 10.5 Feet | Minor Flood: 12.0 Feet | Moderate Flood: 13.0 Feet | Major Flood: 14.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Susan River - Susanville (SUSC1)
#
# File Generation Time: 08/23/2026 at 07:33 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 08/18/2026 at 07:00 AM PDT
# Maximum Observed Stage: 3.69 Feet
# Maximum Observed Flow: 11 cfs
#
# Earliest Date & Time of Maximum Forecast: 08/23/2026 at 08:00 AM PDT
# Maximum Forecast Stage: 3.54 Feet
# Maximum Forecast Flow: 4 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
08/18/2026 07 AM PDT 3.69 11 Normal
08/18/2026 08 AM PDT 3.68 11 - Normal
08/18/2026 09 AM PDT 3.67 10 - Normal
08/18/2026 10 AM PDT 3.67 10 0 Normal
08/18/2026 11 AM PDT 3.67 10 0 Normal
08/18/2026 12 PM PDT 3.67 10 0 Normal
08/18/2026 01 PM PDT 3.67 10 0 Normal
08/18/2026 02 PM PDT 3.67 10 0 Normal
08/18/2026 03 PM PDT 3.68 11 + Normal
08/18/2026 04 PM PDT 3.68 11 0 Normal
08/18/2026 05 PM PDT 3.68 11 0 Normal
08/18/2026 06 PM PDT 3.68 11 0 Normal
08/18/2026 07 PM PDT 3.67 10 - Normal
08/18/2026 08 PM PDT 3.67 10 0 Normal
08/18/2026 09 PM PDT 3.66 10 - Normal
08/18/2026 10 PM PDT 3.66 10 0 Normal
08/18/2026 11 PM PDT 3.66 10 0 Normal
08/19/2026 12 AM PDT 3.65 9 - Normal
08/19/2026 01 AM PDT 3.65 9 0 Normal
08/19/2026 02 AM PDT 3.65 9 0 Normal
08/19/2026 03 AM PDT 3.66 10 + Normal
08/19/2026 04 AM PDT 3.65 9 - Normal
08/19/2026 05 AM PDT 3.65 9 0 Normal
08/19/2026 06 AM PDT 3.65 9 0 Normal
08/19/2026 07 AM PDT 3.64 9 - Normal
08/19/2026 08 AM PDT 3.64 9 0 Normal
08/19/2026 09 AM PDT 3.64 9 0 Normal
08/19/2026 10 AM PDT 3.63 8 - Normal
08/19/2026 11 AM PDT 3.64 9 + Normal
08/19/2026 12 PM PDT 3.63 8 - Normal
08/19/2026 01 PM PDT 3.62 8 - Normal
08/19/2026 02 PM PDT 3.62 8 0 Normal
08/19/2026 03 PM PDT 3.61 7 - Normal
08/19/2026 04 PM PDT 3.61 7 0 Normal
08/19/2026 05 PM PDT 3.62 8 + Normal
08/19/2026 06 PM PDT 3.62 8 0 Normal
08/19/2026 07 PM PDT 3.62 8 0 Normal
08/19/2026 08 PM PDT 3.62 8 0 Normal
08/19/2026 09 PM PDT 3.61 7 - Normal
08/19/2026 10 PM PDT 3.61 7 0 Normal
08/19/2026 11 PM PDT 3.61 7 0 Normal
08/20/2026 12 AM PDT 3.61 7 0 Normal
08/20/2026 01 AM PDT 3.61 7 0 Normal
08/20/2026 02 AM PDT 3.61 7 0 Normal
08/20/2026 03 AM PDT 3.61 7 0 Normal
08/20/2026 04 AM PDT 3.61 7 0 Normal
08/20/2026 05 AM PDT 3.61 7 0 Normal
08/20/2026 06 AM PDT 3.61 7 0 Normal
08/20/2026 07 AM PDT 3.61 7 0 Normal
08/20/2026 08 AM PDT 3.61 7 0 Normal
08/20/2026 09 AM PDT 3.61 7 0 Normal
08/20/2026 10 AM PDT 3.60 7 - Normal
08/20/2026 11 AM PDT 3.60 7 0 Normal
08/20/2026 12 PM PDT 3.60 7 0 Normal
08/20/2026 01 PM PDT 3.60 7 0 Normal
08/20/2026 02 PM PDT 3.60 7 0 Normal
08/20/2026 03 PM PDT 3.60 7 0 Normal
08/20/2026 04 PM PDT 3.60 7 0 Normal
08/20/2026 05 PM PDT 3.60 7 0 Normal
08/20/2026 06 PM PDT 3.60 7 0 Normal
08/20/2026 07 PM PDT 3.59 6 - Normal
08/20/2026 08 PM PDT 3.59 6 0 Normal
08/20/2026 09 PM PDT 3.60 7 + Normal
08/20/2026 10 PM PDT 3.59 6 - Normal
08/20/2026 11 PM PDT 3.59 6 0 Normal
08/21/2026 12 AM PDT 3.59 6 0 Normal
08/21/2026 01 AM PDT 3.58 6 - Normal
08/21/2026 02 AM PDT 3.58 6 0 Normal
08/21/2026 03 AM PDT 3.58 6 0 Normal
08/21/2026 04 AM PDT 3.58 6 0 Normal
08/21/2026 05 AM PDT 3.58 6 0 Normal
08/21/2026 06 AM PDT 3.58 6 0 Normal
08/21/2026 07 AM PDT 3.58 6 0 Normal
08/21/2026 08 AM PDT 3.58 6 0 Normal
08/21/2026 09 AM PDT 3.59 6 + Normal
08/21/2026 10 AM PDT 3.59 6 0 Normal
08/21/2026 11 AM PDT 3.58 6 - Normal
08/21/2026 12 PM PDT 3.58 6 0 Normal
08/21/2026 01 PM PDT 3.58 6 0 Normal
08/21/2026 02 PM PDT 3.57 5 - Normal
08/21/2026 03 PM PDT 3.57 5 0 Normal
08/21/2026 04 PM PDT 3.57 5 0 Normal
08/21/2026 05 PM PDT 3.56 5 - Normal
08/21/2026 06 PM PDT 3.57 5 + Normal
08/21/2026 07 PM PDT 3.57 5 0 Normal
08/21/2026 08 PM PDT 3.57 5 0 Normal
08/21/2026 09 PM PDT 3.57 5 0 Normal
08/21/2026 10 PM PDT 3.57 5 0 Normal
08/21/2026 11 PM PDT 3.57 5 0 Normal
08/22/2026 12 AM PDT 3.57 5 0 Normal
08/22/2026 01 AM PDT 3.57 5 0 Normal
08/22/2026 02 AM PDT 3.57 5 0 Normal
08/22/2026 03 AM PDT 3.56 5 - Normal
08/22/2026 04 AM PDT 3.57 5 + Normal
08/22/2026 05 AM PDT 3.57 5 0 Normal
08/22/2026 06 AM PDT 3.57 5 0 Normal
08/22/2026 07 AM PDT 3.56 5 - Normal
08/22/2026 08 AM PDT 3.56 5 0 Normal
08/22/2026 09 AM PDT 3.57 5 + Normal
08/22/2026 10 AM PDT 3.57 5 0 Normal
08/22/2026 11 AM PDT 3.56 5 - Normal
08/22/2026 12 PM PDT 3.54 4 - Normal
08/22/2026 01 PM PDT 3.54 4 0 Normal
08/22/2026 02 PM PDT 3.54 4 0 Normal
08/22/2026 03 PM PDT 3.54 4 0 Normal
08/22/2026 04 PM PDT 3.53 4 - Normal
08/22/2026 05 PM PDT 3.55 5 + Normal
08/22/2026 06 PM PDT 3.55 5 0 Normal
08/22/2026 07 PM PDT 3.55 5 0 Normal
08/22/2026 08 PM PDT 3.55 5 0 Normal
08/22/2026 09 PM PDT 3.55 5 0 Normal
08/22/2026 10 PM PDT 3.55 5 0 Normal
08/22/2026 11 PM PDT 3.55 5 0 Normal
08/23/2026 12 AM PDT 3.54 4 - Normal
08/23/2026 01 AM PDT 3.54 4 0 Normal
08/23/2026 02 AM PDT 3.54 4 0 Normal
08/23/2026 03 AM PDT 3.54 4 0 Normal
08/23/2026 04 AM PDT 3.54 4 0 Normal
08/23/2026 05 AM PDT 3.54 4 0 Normal
08/23/2026 06 AM PDT 3.54 4 0 Normal
08/23/2026 07 AM PDT 3.54 4 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
08/23/2026 08 AM PDT 3.54 4 Normal
08/23/2026 09 AM PDT 3.54 4 0 Normal
08/23/2026 10 AM PDT 3.54 4 0 Normal
08/23/2026 11 AM PDT 3.54 4 0 Normal
08/23/2026 12 PM PDT 3.54 4 0 Normal
08/23/2026 01 PM PDT 3.54 4 0 Normal
08/23/2026 02 PM PDT 3.54 4 0 Normal
08/23/2026 03 PM PDT 3.54 4 0 Normal
08/23/2026 04 PM PDT 3.54 4 0 Normal
08/23/2026 05 PM PDT 3.54 4 0 Normal
08/23/2026 06 PM PDT 3.54 4 0 Normal
08/23/2026 07 PM PDT 3.54 4 0 Normal
08/23/2026 08 PM PDT 3.54 4 0 Normal
08/23/2026 09 PM PDT 3.54 4 0 Normal
08/23/2026 10 PM PDT 3.54 4 0 Normal
08/23/2026 11 PM PDT 3.54 4 0 Normal
08/24/2026 12 AM PDT 3.54 4 0 Normal
08/24/2026 01 AM PDT 3.54 4 0 Normal
08/24/2026 02 AM PDT 3.54 4 0 Normal
08/24/2026 03 AM PDT 3.54 4 0 Normal
08/24/2026 04 AM PDT 3.54 4 0 Normal
08/24/2026 05 AM PDT 3.54 4 0 Normal
08/24/2026 06 AM PDT 3.54 4 0 Normal
08/24/2026 07 AM PDT 3.54 4 0 Normal
08/24/2026 08 AM PDT 3.54 4 0 Normal
08/24/2026 09 AM PDT 3.54 4 0 Normal
08/24/2026 10 AM PDT 3.54 4 0 Normal
08/24/2026 11 AM PDT 3.54 4 0 Normal
08/24/2026 12 PM PDT 3.54 4 0 Normal
08/24/2026 01 PM PDT 3.53 4 - Normal
08/24/2026 02 PM PDT 3.53 4 0 Normal
08/24/2026 03 PM PDT 3.53 4 0 Normal
08/24/2026 04 PM PDT 3.53 4 0 Normal
08/24/2026 05 PM PDT 3.53 4 0 Normal
08/24/2026 06 PM PDT 3.53 4 0 Normal
08/24/2026 07 PM PDT 3.53 4 0 Normal
08/24/2026 08 PM PDT 3.53 4 0 Normal
08/24/2026 09 PM PDT 3.53 4 0 Normal
08/24/2026 10 PM PDT 3.53 4 0 Normal
08/24/2026 11 PM PDT 3.53 4 0 Normal
08/25/2026 12 AM PDT 3.53 4 0 Normal
08/25/2026 01 AM PDT 3.53 4 0 Normal
08/25/2026 02 AM PDT 3.53 4 0 Normal
08/25/2026 03 AM PDT 3.53 4 0 Normal
08/25/2026 04 AM PDT 3.53 4 0 Normal
08/25/2026 05 AM PDT 3.53 4 0 Normal
08/25/2026 06 AM PDT 3.53 4 0 Normal
08/25/2026 07 AM PDT 3.53 4 0 Normal
08/25/2026 08 AM PDT 3.53 4 0 Normal
08/25/2026 09 AM PDT 3.53 4 0 Normal
08/25/2026 10 AM PDT 3.53 4 0 Normal
08/25/2026 11 AM PDT 3.53 4 0 Normal
08/25/2026 12 PM PDT 3.53 4 0 Normal
08/25/2026 01 PM PDT 3.53 4 0 Normal
08/25/2026 02 PM PDT 3.53 4 0 Normal
08/25/2026 03 PM PDT 3.53 4 0 Normal
08/25/2026 04 PM PDT 3.53 4 0 Normal
08/25/2026 05 PM PDT 3.53 4 0 Normal
08/25/2026 06 PM PDT 3.53 4 0 Normal
08/25/2026 07 PM PDT 3.53 4 0 Normal
08/25/2026 08 PM PDT 3.53 4 0 Normal
08/25/2026 09 PM PDT 3.53 4 0 Normal
08/25/2026 10 PM PDT 3.53 4 0 Normal
08/25/2026 11 PM PDT 3.53 4 0 Normal
08/26/2026 12 AM PDT 3.53 4 0 Normal
08/26/2026 01 AM PDT 3.53 4 0 Normal
08/26/2026 02 AM PDT 3.53 4 0 Normal
08/26/2026 03 AM PDT 3.53 4 0 Normal
08/26/2026 04 AM PDT 3.53 4 0 Normal
08/26/2026 05 AM PDT 3.53 4 0 Normal
08/26/2026 06 AM PDT 3.53 4 0 Normal
08/26/2026 07 AM PDT 3.53 4 0 Normal
08/26/2026 08 AM PDT 3.53 4 0 Normal
08/26/2026 09 AM PDT 3.53 4 0 Normal
08/26/2026 10 AM PDT 3.53 4 0 Normal
08/26/2026 11 AM PDT 3.53 4 0 Normal
08/26/2026 12 PM PDT 3.53 4 0 Normal
08/26/2026 01 PM PDT 3.53 4 0 Normal
08/26/2026 02 PM PDT 3.53 4 0 Normal
08/26/2026 03 PM PDT 3.52 4 - Normal
08/26/2026 04 PM PDT 3.52 4 0 Normal
08/26/2026 05 PM PDT 3.52 4 0 Normal
08/26/2026 06 PM PDT 3.52 4 0 Normal
08/26/2026 07 PM PDT 3.52 4 0 Normal
08/26/2026 08 PM PDT 3.52 4 0 Normal
08/26/2026 09 PM PDT 3.52 4 0 Normal
08/26/2026 10 PM PDT 3.52 4 0 Normal
08/26/2026 11 PM PDT 3.52 4 0 Normal
08/27/2026 12 AM PDT 3.52 4 0 Normal
08/27/2026 01 AM PDT 3.52 4 0 Normal
08/27/2026 02 AM PDT 3.52 4 0 Normal
08/27/2026 03 AM PDT 3.52 4 0 Normal
08/27/2026 04 AM PDT 3.52 4 0 Normal
08/27/2026 05 AM PDT 3.52 4 0 Normal
08/27/2026 06 AM PDT 3.52 4 0 Normal
08/27/2026 07 AM PDT 3.52 4 0 Normal
08/27/2026 08 AM PDT 3.52 4 0 Normal
08/27/2026 09 AM PDT 3.52 4 0 Normal
08/27/2026 10 AM PDT 3.52 4 0 Normal
08/27/2026 11 AM PDT 3.52 4 0 Normal
08/27/2026 12 PM PDT 3.52 4 0 Normal
08/27/2026 01 PM PDT 3.52 4 0 Normal
08/27/2026 02 PM PDT 3.52 4 0 Normal
08/27/2026 03 PM PDT 3.52 4 0 Normal
08/27/2026 04 PM PDT 3.52 4 0 Normal
08/27/2026 05 PM PDT 3.52 4 0 Normal
08/27/2026 06 PM PDT 3.52 4 0 Normal
08/27/2026 07 PM PDT 3.52 4 0 Normal
08/27/2026 08 PM PDT 3.52 4 0 Normal
08/27/2026 09 PM PDT 3.52 4 0 Normal
08/27/2026 10 PM PDT 3.52 4 0 Normal
08/27/2026 11 PM PDT 3.52 4 0 Normal
08/28/2026 12 AM PDT 3.52 4 0 Normal
08/28/2026 01 AM PDT 3.52 4 0 Normal
08/28/2026 02 AM PDT 3.52 4 0 Normal
08/28/2026 03 AM PDT 3.52 4 0 Normal
08/28/2026 04 AM PDT 3.52 4 0 Normal
08/28/2026 05 AM PDT 3.52 4 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.
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