RUSSIAN RIVER - HACIENDA BRIDGE (RIOC1)
Latitude: 38.51º NLongitude: 122.93º WElevation: 20 Feet
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: Jul 10 2025 at 7:42 AM PDTNext Issuance: Jul 11 2025 at 9:00 AM PDT
Action/Monitor: 31.0 FeetMinor Flood: 34.0 FeetModerate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Russian River - Hacienda Bridge (RIOC1)
#
# File Generation Time:  07/10/2025 at 07:43 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  07/07/2025 at 12:00 PM PDT
# Maximum Observed Stage:                       1.91 Feet
# Maximum Observed Flow:                        161 cfs
#
# Earliest Date & Time of Maximum Forecast:     07/10/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       1.80 Feet
# Maximum Forecast Flow:                        142 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  07/05/2025 07 AM PDT            1.87            154                        Normal
  07/05/2025 08 AM PDT            1.87            154         0              Normal
  07/05/2025 09 AM PDT            1.88            156         +              Normal
  07/05/2025 10 AM PDT            1.88            156         0              Normal
  07/05/2025 11 AM PDT            1.88            156         0              Normal
  07/05/2025 12 PM PDT            1.88            156         0              Normal
  07/05/2025 01 PM PDT            1.88            156         0              Normal
  07/05/2025 02 PM PDT            1.89            157         +              Normal
  07/05/2025 03 PM PDT            1.89            157         0              Normal
  07/05/2025 04 PM PDT            1.90            159         +              Normal
  07/05/2025 05 PM PDT            1.89            157         -              Normal
  07/05/2025 06 PM PDT            1.89            157         0              Normal
  07/05/2025 07 PM PDT            1.88            156         -              Normal
  07/05/2025 08 PM PDT            1.86            152         -              Normal
  07/05/2025 09 PM PDT            1.87            154         +              Normal
  07/05/2025 10 PM PDT            1.86            152         -              Normal
  07/05/2025 11 PM PDT            1.86            152         0              Normal
  07/06/2025 12 AM PDT            1.86            152         0              Normal
  07/06/2025 01 AM PDT            1.86            152         0              Normal
  07/06/2025 02 AM PDT            1.86            152         0              Normal
  07/06/2025 03 AM PDT            1.86            152         0              Normal
  07/06/2025 04 AM PDT            1.86            152         0              Normal
  07/06/2025 05 AM PDT            1.87            154         +              Normal
  07/06/2025 06 AM PDT            1.87            154         0              Normal
  07/06/2025 07 AM PDT            1.87            154         0              Normal
  07/06/2025 08 AM PDT            1.87            154         0              Normal
  07/06/2025 09 AM PDT            1.88            156         +              Normal
  07/06/2025 10 AM PDT            1.88            156         0              Normal
  07/06/2025 11 AM PDT            1.88            156         0              Normal
  07/06/2025 12 PM PDT            1.88            156         0              Normal
  07/06/2025 01 PM PDT            1.88            156         0              Normal
  07/06/2025 02 PM PDT            1.89            157         +              Normal
  07/06/2025 03 PM PDT            1.89            157         0              Normal
  07/06/2025 04 PM PDT            1.89            157         0              Normal
  07/06/2025 05 PM PDT            1.88            156         -              Normal
  07/06/2025 06 PM PDT            1.88            156         0              Normal
  07/06/2025 07 PM PDT            1.88            156         0              Normal
  07/06/2025 08 PM PDT            1.88            156         0              Normal
  07/06/2025 09 PM PDT            1.88            156         0              Normal
  07/06/2025 10 PM PDT            1.88            156         0              Normal
  07/06/2025 11 PM PDT            1.87            154         -              Normal
  07/07/2025 12 AM PDT            1.87            154         0              Normal
  07/07/2025 01 AM PDT            1.87            154         0              Normal
  07/07/2025 02 AM PDT            1.87            154         0              Normal
  07/07/2025 03 AM PDT            1.87            154         0              Normal
  07/07/2025 04 AM PDT            1.87            154         0              Normal
  07/07/2025 05 AM PDT            1.88            156         +              Normal
  07/07/2025 06 AM PDT            1.88            156         0              Normal
  07/07/2025 07 AM PDT            1.88            156         0              Normal
  07/07/2025 08 AM PDT            1.89            157         +              Normal
  07/07/2025 09 AM PDT            1.89            157         0              Normal
  07/07/2025 10 AM PDT            1.90            159         +              Normal
  07/07/2025 11 AM PDT            1.90            159         0              Normal
  07/07/2025 12 PM PDT            1.91            161         +              Normal
  07/07/2025 01 PM PDT            1.90            159         -              Normal
  07/07/2025 02 PM PDT            1.90            159         0              Normal
  07/07/2025 03 PM PDT            1.90            159         0              Normal
  07/07/2025 04 PM PDT            1.90            159         0              Normal
  07/07/2025 05 PM PDT            1.90            159         0              Normal
  07/07/2025 06 PM PDT            1.90            159         0              Normal
  07/07/2025 07 PM PDT            1.90            159         0              Normal
  07/07/2025 08 PM PDT            1.90            159         0              Normal
  07/07/2025 09 PM PDT            1.90            159         0              Normal
  07/07/2025 10 PM PDT            1.89            157         -              Normal
  07/07/2025 11 PM PDT            1.89            157         0              Normal
  07/08/2025 12 AM PDT            1.89            157         0              Normal
  07/08/2025 01 AM PDT            1.88            156         -              Normal
  07/08/2025 02 AM PDT            1.88            156         0              Normal
  07/08/2025 03 AM PDT            1.88            156         0              Normal
  07/08/2025 04 AM PDT            1.88            156         0              Normal
  07/08/2025 05 AM PDT            1.88            156         0              Normal
  07/08/2025 06 AM PDT            1.88            156         0              Normal
  07/08/2025 07 AM PDT            1.87            154         -              Normal
  07/08/2025 08 AM PDT            1.87            154         0              Normal
  07/08/2025 09 AM PDT            1.87            154         0              Normal
  07/08/2025 10 AM PDT            1.87            154         0              Normal
  07/08/2025 11 AM PDT            1.88            156         +              Normal
  07/08/2025 12 PM PDT            1.87            154         -              Normal
  07/08/2025 01 PM PDT            1.87            154         0              Normal
  07/08/2025 02 PM PDT            1.87            154         0              Normal
  07/08/2025 03 PM PDT            1.87            154         0              Normal
  07/08/2025 04 PM PDT            1.86            152         -              Normal
  07/08/2025 05 PM PDT            1.86            152         0              Normal
  07/08/2025 06 PM PDT            1.86            152         0              Normal
  07/08/2025 07 PM PDT            1.86            152         0              Normal
  07/08/2025 08 PM PDT            1.86            152         0              Normal
  07/08/2025 09 PM PDT            1.85            151         -              Normal
  07/08/2025 10 PM PDT            1.85            151         0              Normal
  07/08/2025 11 PM PDT            1.84            149         -              Normal
  07/09/2025 12 AM PDT            1.84            149         0              Normal
  07/09/2025 01 AM PDT            1.84            149         0              Normal
  07/09/2025 02 AM PDT            1.83            147         -              Normal
  07/09/2025 03 AM PDT            1.83            147         0              Normal
  07/09/2025 04 AM PDT            1.83            147         0              Normal
  07/09/2025 05 AM PDT            1.82            146         -              Normal
  07/09/2025 06 AM PDT            1.82            146         0              Normal
  07/09/2025 07 AM PDT            1.82            146         0              Normal
  07/09/2025 08 AM PDT            1.83            147         +              Normal
  07/09/2025 09 AM PDT            1.82            146         -              Normal
  07/09/2025 10 AM PDT            1.83            147         +              Normal
  07/09/2025 11 AM PDT            1.83            147         0              Normal
  07/09/2025 12 PM PDT            1.81            144         -              Normal
  07/09/2025 01 PM PDT            1.76            136         -              Normal
  07/09/2025 02 PM PDT            1.70            127         -              Normal
  07/09/2025 03 PM PDT            1.65            119         -              Normal
  07/09/2025 04 PM PDT            1.65            119         0              Normal
  07/09/2025 05 PM PDT            1.67            122         +              Normal
  07/09/2025 06 PM PDT            1.72            130         +              Normal
  07/09/2025 07 PM PDT            1.79            141         +              Normal
  07/09/2025 08 PM PDT            1.83            147         +              Normal
  07/09/2025 09 PM PDT            1.84            149         +              Normal
  07/09/2025 10 PM PDT            1.83            147         -              Normal
  07/09/2025 11 PM PDT            1.82            146         -              Normal
  07/10/2025 12 AM PDT            1.82            146         0              Normal
  07/10/2025 01 AM PDT            1.81            144         -              Normal
  07/10/2025 02 AM PDT            1.81            144         0              Normal
  07/10/2025 03 AM PDT            1.80            142         -              Normal
  07/10/2025 04 AM PDT            1.80            142         0              Normal
  07/10/2025 05 AM PDT            1.80            142         0              Normal
  07/10/2025 06 AM PDT            1.80            142         0              Normal
  07/10/2025 07 AM PDT            1.80            142         0              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  07/10/2025 08 AM PDT            1.80            142                        Normal
  07/10/2025 09 AM PDT            1.80            142         0              Normal
  07/10/2025 10 AM PDT            1.80            142         0              Normal
  07/10/2025 11 AM PDT            1.80            142         0              Normal
  07/10/2025 12 PM PDT            1.80            142         0              Normal
  07/10/2025 01 PM PDT            1.80            142         0              Normal
  07/10/2025 02 PM PDT            1.80            142         0              Normal
  07/10/2025 03 PM PDT            1.80            142         0              Normal
  07/10/2025 04 PM PDT            1.79            141         -              Normal
  07/10/2025 05 PM PDT            1.79            141         0              Normal
  07/10/2025 06 PM PDT            1.78            139         -              Normal
  07/10/2025 07 PM PDT            1.78            139         0              Normal
  07/10/2025 08 PM PDT            1.78            139         0              Normal
  07/10/2025 09 PM PDT            1.77            138         -              Normal
  07/10/2025 10 PM PDT            1.77            138         0              Normal
  07/10/2025 11 PM PDT            1.77            138         0              Normal
  07/11/2025 12 AM PDT            1.77            138         0              Normal
  07/11/2025 01 AM PDT            1.76            136         -              Normal
  07/11/2025 02 AM PDT            1.76            136         0              Normal
  07/11/2025 03 AM PDT            1.76            136         0              Normal
  07/11/2025 04 AM PDT            1.76            136         0              Normal
  07/11/2025 05 AM PDT            1.76            136         0              Normal
  07/11/2025 06 AM PDT            1.76            136         0              Normal
  07/11/2025 07 AM PDT            1.76            136         0              Normal
  07/11/2025 08 AM PDT            1.76            136         0              Normal
  07/11/2025 09 AM PDT            1.77            138         +              Normal
  07/11/2025 10 AM PDT            1.77            138         0              Normal
  07/11/2025 11 AM PDT            1.77            138         0              Normal
  07/11/2025 12 PM PDT            1.77            138         0              Normal
  07/11/2025 01 PM PDT            1.77            138         0              Normal
  07/11/2025 02 PM PDT            1.77            138         0              Normal
  07/11/2025 03 PM PDT            1.77            138         0              Normal
  07/11/2025 04 PM PDT            1.77            138         0              Normal
  07/11/2025 05 PM PDT            1.77            138         0              Normal
  07/11/2025 06 PM PDT            1.77            138         0              Normal
  07/11/2025 07 PM PDT            1.77            138         0              Normal
  07/11/2025 08 PM PDT            1.77            138         0              Normal
  07/11/2025 09 PM PDT            1.77            138         0              Normal
  07/11/2025 10 PM PDT            1.77            138         0              Normal
  07/11/2025 11 PM PDT            1.77            138         0              Normal
  07/12/2025 12 AM PDT            1.77            138         0              Normal
  07/12/2025 01 AM PDT            1.77            138         0              Normal
  07/12/2025 02 AM PDT            1.77            138         0              Normal
  07/12/2025 03 AM PDT            1.77            138         0              Normal
  07/12/2025 04 AM PDT            1.77            138         0              Normal
  07/12/2025 05 AM PDT            1.77            138         0              Normal
  07/12/2025 06 AM PDT            1.77            138         0              Normal
  07/12/2025 07 AM PDT            1.77            138         0              Normal
  07/12/2025 08 AM PDT            1.77            138         0              Normal
  07/12/2025 09 AM PDT            1.77            138         0              Normal
  07/12/2025 10 AM PDT            1.77            138         0              Normal
  07/12/2025 11 AM PDT            1.77            138         0              Normal
  07/12/2025 12 PM PDT            1.77            138         0              Normal
  07/12/2025 01 PM PDT            1.77            138         0              Normal
  07/12/2025 02 PM PDT            1.77            138         0              Normal
  07/12/2025 03 PM PDT            1.77            138         0              Normal
  07/12/2025 04 PM PDT            1.77            138         0              Normal
  07/12/2025 05 PM PDT            1.77            138         0              Normal
  07/12/2025 06 PM PDT            1.76            136         -              Normal
  07/12/2025 07 PM PDT            1.76            136         0              Normal
  07/12/2025 08 PM PDT            1.76            136         0              Normal
  07/12/2025 09 PM PDT            1.76            136         0              Normal
  07/12/2025 10 PM PDT            1.76            136         0              Normal
  07/12/2025 11 PM PDT            1.76            136         0              Normal
  07/13/2025 12 AM PDT            1.76            136         0              Normal
  07/13/2025 01 AM PDT            1.75            134         -              Normal
  07/13/2025 02 AM PDT            1.75            134         0              Normal
  07/13/2025 03 AM PDT            1.75            134         0              Normal
  07/13/2025 04 AM PDT            1.75            134         0              Normal
  07/13/2025 05 AM PDT            1.75            134         0              Normal
  07/13/2025 06 AM PDT            1.75            134         0              Normal
  07/13/2025 07 AM PDT            1.75            134         0              Normal
  07/13/2025 08 AM PDT            1.75            134         0              Normal
  07/13/2025 09 AM PDT            1.75            134         0              Normal
  07/13/2025 10 AM PDT            1.75            134         0              Normal
  07/13/2025 11 AM PDT            1.75            134         0              Normal
  07/13/2025 12 PM PDT            1.75            134         0              Normal
  07/13/2025 01 PM PDT            1.75            134         0              Normal
  07/13/2025 02 PM PDT            1.75            134         0              Normal
  07/13/2025 03 PM PDT            1.75            134         0              Normal
  07/13/2025 04 PM PDT            1.75            134         0              Normal
  07/13/2025 05 PM PDT            1.75            134         0              Normal
  07/13/2025 06 PM PDT            1.74            133         -              Normal
  07/13/2025 07 PM PDT            1.74            133         0              Normal
  07/13/2025 08 PM PDT            1.74            133         0              Normal
  07/13/2025 09 PM PDT            1.74            133         0              Normal
  07/13/2025 10 PM PDT            1.73            131         -              Normal
  07/13/2025 11 PM PDT            1.73            131         0              Normal
  07/14/2025 12 AM PDT            1.73            131         0              Normal
  07/14/2025 01 AM PDT            1.73            131         0              Normal
  07/14/2025 02 AM PDT            1.73            131         0              Normal
  07/14/2025 03 AM PDT            1.73            131         0              Normal
  07/14/2025 04 AM PDT            1.73            131         0              Normal
  07/14/2025 05 AM PDT            1.73            131         0              Normal
  07/14/2025 06 AM PDT            1.73            131         0              Normal
  07/14/2025 07 AM PDT            1.73            131         0              Normal
  07/14/2025 08 AM PDT            1.73            131         0              Normal
  07/14/2025 09 AM PDT            1.73            131         0              Normal
  07/14/2025 10 AM PDT            1.73            131         0              Normal
  07/14/2025 11 AM PDT            1.73            131         0              Normal
  07/14/2025 12 PM PDT            1.73            131         0              Normal
  07/14/2025 01 PM PDT            1.73            131         0              Normal
  07/14/2025 02 PM PDT            1.72            130         -              Normal
  07/14/2025 03 PM PDT            1.72            130         0              Normal
  07/14/2025 04 PM PDT            1.72            130         0              Normal
  07/14/2025 05 PM PDT            1.72            130         0              Normal
  07/14/2025 06 PM PDT            1.71            128         -              Normal
  07/14/2025 07 PM PDT            1.71            128         0              Normal
  07/14/2025 08 PM PDT            1.71            128         0              Normal
  07/14/2025 09 PM PDT            1.71            128         0              Normal
  07/14/2025 10 PM PDT            1.71            128         0              Normal
  07/14/2025 11 PM PDT            1.71            128         0              Normal
  07/15/2025 12 AM PDT            1.71            128         0              Normal
  07/15/2025 01 AM PDT            1.71            128         0              Normal
  07/15/2025 02 AM PDT            1.71            128         0              Normal
  07/15/2025 03 AM PDT            1.71            128         0              Normal
  07/15/2025 04 AM PDT            1.71            128         0              Normal
  07/15/2025 05 AM PDT            1.71            128         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.