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SANTA ROSA CREEK - SANTA ROSA (SSAC1)
| Latitude: 38.44º N | Longitude: 122.72º W | Elevation: 138 Feet | | | |
| Location: Sonoma County in California | Bulletin Group: Russian Napa | River Group: Russian Napa |
| Issuance Time: | Jan 21 2026 at 2:26 PM PST | Next Issuance: | Jan 22 2026 at 9:00 AM PST
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| Action/Monitor: 40.0 Feet | Minor Flood: 41.0 Feet | Moderate Flood: 45.0 Feet | Major Flood: 50.0 Feet |
# Tabular Observed and Forecast Hydrograph Information
#
# Location: Santa Rosa Creek - Santa Rosa (SSAC1)
#
# File Generation Time: 01/21/2026 at 02:28 PM PST
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 01/16/2026 at 03:00 PM PST
# Maximum Observed Stage: 24.32 Feet
# Maximum Observed Flow: 44 cfs
#
# Earliest Date & Time of Maximum Forecast: 01/21/2026 at 03:00 PM PST
# Maximum Forecast Stage: 24.14 Feet
# Maximum Forecast Flow: 29 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
01/16/2026 02 PM PST 24.32 44 Normal
01/16/2026 03 PM PST 24.32 44 0 Normal
01/16/2026 04 PM PST 24.31 43 - Normal
01/16/2026 05 PM PST 24.31 43 0 Normal
01/16/2026 06 PM PST 24.30 42 - Normal
01/16/2026 07 PM PST 24.30 42 0 Normal
01/16/2026 08 PM PST 24.30 42 0 Normal
01/16/2026 09 PM PST 24.30 42 0 Normal
01/16/2026 10 PM PST 24.29 41 - Normal
01/16/2026 11 PM PST 24.28 41 - Normal
01/17/2026 12 AM PST 24.29 41 + Normal
01/17/2026 01 AM PST 24.28 41 - Normal
01/17/2026 02 AM PST 24.29 41 + Normal
01/17/2026 03 AM PST 24.28 41 - Normal
01/17/2026 04 AM PST 24.28 41 0 Normal
01/17/2026 05 AM PST 24.28 41 0 Normal
01/17/2026 06 AM PST 24.28 41 0 Normal
01/17/2026 07 AM PST 24.28 41 0 Normal
01/17/2026 08 AM PST 24.27 40 - Normal
01/17/2026 09 AM PST 24.27 40 0 Normal
01/17/2026 10 AM PST 24.27 40 0 Normal
01/17/2026 11 AM PST 24.27 40 0 Normal
01/17/2026 12 PM PST 24.27 40 0 Normal
01/17/2026 01 PM PST 24.27 40 0 Normal
01/17/2026 02 PM PST 24.27 40 0 Normal
01/17/2026 03 PM PST 24.26 39 - Normal
01/17/2026 04 PM PST 24.26 39 0 Normal
01/17/2026 05 PM PST 24.26 39 0 Normal
01/17/2026 06 PM PST 24.26 39 0 Normal
01/17/2026 07 PM PST 24.25 38 - Normal
01/17/2026 08 PM PST 24.25 38 0 Normal
01/17/2026 09 PM PST 24.25 38 0 Normal
01/17/2026 10 PM PST 24.25 38 0 Normal
01/17/2026 11 PM PST 24.25 38 0 Normal
01/18/2026 12 AM PST 24.24 37 - Normal
01/18/2026 01 AM PST 24.25 38 + Normal
01/18/2026 02 AM PST 24.24 37 - Normal
01/18/2026 03 AM PST 24.24 37 0 Normal
01/18/2026 04 AM PST 24.24 37 0 Normal
01/18/2026 05 AM PST 24.24 37 0 Normal
01/18/2026 06 AM PST 24.23 36 - Normal
01/18/2026 07 AM PST 24.23 36 0 Normal
01/18/2026 08 AM PST 24.23 36 0 Normal
01/18/2026 09 AM PST 24.23 36 0 Normal
01/18/2026 10 AM PST 24.23 36 0 Normal
01/18/2026 11 AM PST 24.22 35 - Normal
01/18/2026 12 PM PST 24.23 36 + Normal
01/18/2026 01 PM PST 24.23 36 0 Normal
01/18/2026 02 PM PST 24.23 36 0 Normal
01/18/2026 03 PM PST 24.23 36 0 Normal
01/18/2026 04 PM PST 24.22 35 - Normal
01/18/2026 05 PM PST 24.22 35 0 Normal
01/18/2026 06 PM PST 24.22 35 0 Normal
01/18/2026 07 PM PST 24.22 35 0 Normal
01/18/2026 08 PM PST 24.22 35 0 Normal
01/18/2026 09 PM PST 24.22 35 0 Normal
01/18/2026 10 PM PST 24.22 35 0 Normal
01/18/2026 11 PM PST 24.22 35 0 Normal
01/19/2026 12 AM PST 24.22 35 0 Normal
01/19/2026 01 AM PST 24.21 34 - Normal
01/19/2026 02 AM PST 24.21 34 0 Normal
01/19/2026 03 AM PST 24.21 34 0 Normal
01/19/2026 04 AM PST 24.21 34 0 Normal
01/19/2026 05 AM PST 24.20 34 - Normal
01/19/2026 06 AM PST 24.20 34 0 Normal
01/19/2026 07 AM PST 24.20 34 0 Normal
01/19/2026 08 AM PST 24.21 34 + Normal
01/19/2026 09 AM PST 24.20 34 - Normal
01/19/2026 10 AM PST 24.20 34 0 Normal
01/19/2026 11 AM PST 24.20 34 0 Normal
01/19/2026 12 PM PST 24.20 34 0 Normal
01/19/2026 01 PM PST 24.20 34 0 Normal
01/19/2026 02 PM PST 24.20 34 0 Normal
01/19/2026 03 PM PST 24.20 34 0 Normal
01/19/2026 04 PM PST 24.20 34 0 Normal
01/19/2026 05 PM PST 24.20 34 0 Normal
01/19/2026 06 PM PST 24.20 34 0 Normal
01/19/2026 07 PM PST 24.19 33 - Normal
01/19/2026 08 PM PST 24.19 33 0 Normal
01/19/2026 09 PM PST 24.19 33 0 Normal
01/19/2026 10 PM PST 24.19 33 0 Normal
01/19/2026 11 PM PST 24.19 33 0 Normal
01/20/2026 12 AM PST 24.18 32 - Normal
01/20/2026 01 AM PST 24.18 32 0 Normal
01/20/2026 02 AM PST 24.18 32 0 Normal
01/20/2026 03 AM PST 24.18 32 0 Normal
01/20/2026 04 AM PST 24.18 32 0 Normal
01/20/2026 05 AM PST 24.18 32 0 Normal
01/20/2026 06 AM PST 24.17 31 - Normal
01/20/2026 07 AM PST 24.17 31 0 Normal
01/20/2026 08 AM PST 24.17 31 0 Normal
01/20/2026 09 AM PST 24.17 31 0 Normal
01/20/2026 10 AM PST 24.17 31 0 Normal
01/20/2026 11 AM PST 24.17 31 0 Normal
01/20/2026 12 PM PST 24.17 31 0 Normal
01/20/2026 01 PM PST 24.17 31 0 Normal
01/20/2026 02 PM PST 24.17 31 0 Normal
01/20/2026 03 PM PST 24.16 30 - Normal
01/20/2026 04 PM PST 24.16 30 0 Normal
01/20/2026 05 PM PST 24.16 30 0 Normal
01/20/2026 06 PM PST 24.16 30 0 Normal
01/20/2026 07 PM PST 24.16 30 0 Normal
01/20/2026 08 PM PST 24.16 30 0 Normal
01/20/2026 09 PM PST 24.16 30 0 Normal
01/20/2026 10 PM PST 24.16 30 0 Normal
01/20/2026 11 PM PST 24.16 30 0 Normal
01/21/2026 12 AM PST 24.15 30 - Normal
01/21/2026 01 AM PST 24.15 30 0 Normal
01/21/2026 02 AM PST 24.15 30 0 Normal
01/21/2026 03 AM PST 24.15 30 0 Normal
01/21/2026 04 AM PST 24.15 30 0 Normal
01/21/2026 05 AM PST 24.15 30 0 Normal
01/21/2026 06 AM PST 24.15 30 0 Normal
01/21/2026 07 AM PST 24.15 30 0 Normal
01/21/2026 08 AM PST 24.14 29 - Normal
01/21/2026 09 AM PST 24.14 29 0 Normal
01/21/2026 10 AM PST 24.14 29 0 Normal
01/21/2026 11 AM PST 24.14 29 0 Normal
01/21/2026 12 PM PST 24.14 29 0 Normal
01/21/2026 01 PM PST 24.14 29 0 Normal
01/21/2026 02 PM PST 24.14 29 0 Normal
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
01/21/2026 03 PM PST 24.14 29 Normal
01/21/2026 04 PM PST 24.14 29 0 Normal
01/21/2026 05 PM PST 24.14 29 0 Normal
01/21/2026 06 PM PST 24.14 29 0 Normal
01/21/2026 07 PM PST 24.14 29 0 Normal
01/21/2026 08 PM PST 24.13 28 - Normal
01/21/2026 09 PM PST 24.13 28 0 Normal
01/21/2026 10 PM PST 24.13 28 0 Normal
01/21/2026 11 PM PST 24.13 28 0 Normal
01/22/2026 12 AM PST 24.13 28 0 Normal
01/22/2026 01 AM PST 24.13 28 0 Normal
01/22/2026 02 AM PST 24.13 28 0 Normal
01/22/2026 03 AM PST 24.13 28 0 Normal
01/22/2026 04 AM PST 24.13 28 0 Normal
01/22/2026 05 AM PST 24.13 28 0 Normal
01/22/2026 06 AM PST 24.13 28 0 Normal
01/22/2026 07 AM PST 24.13 28 0 Normal
01/22/2026 08 AM PST 24.13 28 0 Normal
01/22/2026 09 AM PST 24.12 27 - Normal
01/22/2026 10 AM PST 24.12 27 0 Normal
01/22/2026 11 AM PST 24.12 27 0 Normal
01/22/2026 12 PM PST 24.12 27 0 Normal
01/22/2026 01 PM PST 24.12 27 0 Normal
01/22/2026 02 PM PST 24.12 27 0 Normal
01/22/2026 03 PM PST 24.12 27 0 Normal
01/22/2026 04 PM PST 24.12 27 0 Normal
01/22/2026 05 PM PST 24.12 27 0 Normal
01/22/2026 06 PM PST 24.12 27 0 Normal
01/22/2026 07 PM PST 24.12 27 0 Normal
01/22/2026 08 PM PST 24.12 27 0 Normal
01/22/2026 09 PM PST 24.12 27 0 Normal
01/22/2026 10 PM PST 24.11 27 - Normal
01/22/2026 11 PM PST 24.11 27 0 Normal
01/23/2026 12 AM PST 24.11 27 0 Normal
01/23/2026 01 AM PST 24.11 27 0 Normal
01/23/2026 02 AM PST 24.11 27 0 Normal
01/23/2026 03 AM PST 24.11 27 0 Normal
01/23/2026 04 AM PST 24.11 27 0 Normal
01/23/2026 05 AM PST 24.11 27 0 Normal
01/23/2026 06 AM PST 24.11 27 0 Normal
01/23/2026 07 AM PST 24.11 27 0 Normal
01/23/2026 08 AM PST 24.11 27 0 Normal
01/23/2026 09 AM PST 24.11 27 0 Normal
01/23/2026 10 AM PST 24.11 27 0 Normal
01/23/2026 11 AM PST 24.11 27 0 Normal
01/23/2026 12 PM PST 24.11 27 0 Normal
01/23/2026 01 PM PST 24.11 27 0 Normal
01/23/2026 02 PM PST 24.10 26 - Normal
01/23/2026 03 PM PST 24.10 26 0 Normal
01/23/2026 04 PM PST 24.10 26 0 Normal
01/23/2026 05 PM PST 24.10 26 0 Normal
01/23/2026 06 PM PST 24.10 26 0 Normal
01/23/2026 07 PM PST 24.10 26 0 Normal
01/23/2026 08 PM PST 24.10 26 0 Normal
01/23/2026 09 PM PST 24.10 26 0 Normal
01/23/2026 10 PM PST 24.10 26 0 Normal
01/23/2026 11 PM PST 24.10 26 0 Normal
01/24/2026 12 AM PST 24.10 26 0 Normal
01/24/2026 01 AM PST 24.10 26 0 Normal
01/24/2026 02 AM PST 24.10 26 0 Normal
01/24/2026 03 AM PST 24.09 25 - Normal
01/24/2026 04 AM PST 24.09 25 0 Normal
01/24/2026 05 AM PST 24.09 25 0 Normal
01/24/2026 06 AM PST 24.09 25 0 Normal
01/24/2026 07 AM PST 24.09 25 0 Normal
01/24/2026 08 AM PST 24.09 25 0 Normal
01/24/2026 09 AM PST 24.09 25 0 Normal
01/24/2026 10 AM PST 24.09 25 0 Normal
01/24/2026 11 AM PST 24.09 25 0 Normal
01/24/2026 12 PM PST 24.09 25 0 Normal
01/24/2026 01 PM PST 24.09 25 0 Normal
01/24/2026 02 PM PST 24.09 25 0 Normal
01/24/2026 03 PM PST 24.09 25 0 Normal
01/24/2026 04 PM PST 24.09 25 0 Normal
01/24/2026 05 PM PST 24.09 25 0 Normal
01/24/2026 06 PM PST 24.09 25 0 Normal
01/24/2026 07 PM PST 24.09 25 0 Normal
01/24/2026 08 PM PST 24.09 25 0 Normal
01/24/2026 09 PM PST 24.08 25 - Normal
01/24/2026 10 PM PST 24.08 25 0 Normal
01/24/2026 11 PM PST 24.08 25 0 Normal
01/25/2026 12 AM PST 24.08 25 0 Normal
01/25/2026 01 AM PST 24.08 25 0 Normal
01/25/2026 02 AM PST 24.08 25 0 Normal
01/25/2026 03 AM PST 24.08 25 0 Normal
01/25/2026 04 AM PST 24.08 25 0 Normal
01/25/2026 05 AM PST 24.08 25 0 Normal
01/25/2026 06 AM PST 24.08 25 0 Normal
01/25/2026 07 AM PST 24.08 25 0 Normal
01/25/2026 08 AM PST 24.08 25 0 Normal
01/25/2026 09 AM PST 24.08 25 0 Normal
01/25/2026 10 AM PST 24.07 24 - Normal
01/25/2026 11 AM PST 24.07 24 0 Normal
01/25/2026 12 PM PST 24.07 24 0 Normal
01/25/2026 01 PM PST 24.07 24 0 Normal
01/25/2026 02 PM PST 24.07 24 0 Normal
01/25/2026 03 PM PST 24.07 24 0 Normal
01/25/2026 04 PM PST 24.07 24 0 Normal
01/25/2026 05 PM PST 24.07 24 0 Normal
01/25/2026 06 PM PST 24.07 24 0 Normal
01/25/2026 07 PM PST 24.07 24 0 Normal
01/25/2026 08 PM PST 24.07 24 0 Normal
01/25/2026 09 PM PST 24.07 24 0 Normal
01/25/2026 10 PM PST 24.07 24 0 Normal
01/25/2026 11 PM PST 24.07 24 0 Normal
01/26/2026 12 AM PST 24.07 24 0 Normal
01/26/2026 01 AM PST 24.07 24 0 Normal
01/26/2026 02 AM PST 24.07 24 0 Normal
01/26/2026 03 AM PST 24.07 24 0 Normal
01/26/2026 04 AM PST 24.07 24 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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