BEAR CREEK - HOLSTEN CHIMNEY CANYON (HCHC1)
Latitude: 38.96º NLongitude: 122.34º WElevation: 920 Feet
Location: Colusa County in CaliforniaBulletin Group: Lower SacramentoRiver Group: Cache Putah
Issuance Time: May 07 2025 at 7:40 AM PDTNext Issuance: May 08 2025 at 9:00 AM PDT
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Bear Creek - Holsten Chimney Canyon (HCHC1)
#
# File Generation Time:  05/07/2025 at 07:41 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/02/2025 at 02:00 PM PDT
# Maximum Observed Stage:                       4.92 Feet
# Maximum Observed Flow:                        30 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/07/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       4.75 Feet
# Maximum Forecast Flow:                        22 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/02/2025 07 AM PDT            4.91             29                Not Applicable
  05/02/2025 08 AM PDT            4.91             29         0      Not Applicable
  05/02/2025 09 AM PDT            4.92             30         +      Not Applicable
  05/02/2025 10 AM PDT            4.92             30         0      Not Applicable
  05/02/2025 11 AM PDT            4.92             30         0      Not Applicable
  05/02/2025 12 PM PDT            4.92             30         0      Not Applicable
  05/02/2025 01 PM PDT            4.92             30         0      Not Applicable
  05/02/2025 02 PM PDT            4.92             30         0      Not Applicable
  05/02/2025 03 PM PDT            4.91             29         -      Not Applicable
  05/02/2025 04 PM PDT            4.91             29         0      Not Applicable
  05/02/2025 05 PM PDT            4.91             29         0      Not Applicable
  05/02/2025 06 PM PDT            4.90             29         -      Not Applicable
  05/02/2025 07 PM PDT            4.90             29         0      Not Applicable
  05/02/2025 08 PM PDT            4.90             29         0      Not Applicable
  05/02/2025 09 PM PDT            4.89             28         -      Not Applicable
  05/02/2025 10 PM PDT            4.88             28         -      Not Applicable
  05/02/2025 11 PM PDT            4.88             28         0      Not Applicable
  05/03/2025 12 AM PDT            4.88             28         0      Not Applicable
  05/03/2025 01 AM PDT            4.88             28         0      Not Applicable
  05/03/2025 02 AM PDT            4.87             27         -      Not Applicable
  05/03/2025 03 AM PDT            4.87             27         0      Not Applicable
  05/03/2025 04 AM PDT            4.87             27         0      Not Applicable
  05/03/2025 05 AM PDT            4.87             27         0      Not Applicable
  05/03/2025 06 AM PDT            4.87             27         0      Not Applicable
  05/03/2025 07 AM PDT            4.87             27         0      Not Applicable
  05/03/2025 08 AM PDT            4.88             28         +      Not Applicable
  05/03/2025 09 AM PDT            4.88             28         0      Not Applicable
  05/03/2025 10 AM PDT            4.88             28         0      Not Applicable
  05/03/2025 11 AM PDT            4.89             28         +      Not Applicable
  05/03/2025 12 PM PDT            4.89             28         0      Not Applicable
  05/03/2025 01 PM PDT            4.88             28         -      Not Applicable
  05/03/2025 02 PM PDT            4.88             28         0      Not Applicable
  05/03/2025 03 PM PDT            4.88             28         0      Not Applicable
  05/03/2025 04 PM PDT            4.88             28         0      Not Applicable
  05/03/2025 05 PM PDT            4.87             27         -      Not Applicable
  05/03/2025 06 PM PDT            4.87             27         0      Not Applicable
  05/03/2025 07 PM PDT            4.87             27         0      Not Applicable
  05/03/2025 08 PM PDT            4.87             27         0      Not Applicable
  05/03/2025 09 PM PDT            4.86             27         -      Not Applicable
  05/03/2025 10 PM PDT            4.86             27         0      Not Applicable
  05/03/2025 11 PM PDT            4.85             26         -      Not Applicable
  05/04/2025 12 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 01 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 02 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 03 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 04 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 05 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 06 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 07 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 08 AM PDT            4.85             26         0      Not Applicable
  05/04/2025 09 AM PDT            4.86             27         +      Not Applicable
  05/04/2025 10 AM PDT            4.87             27         +      Not Applicable
  05/04/2025 11 AM PDT            4.87             27         0      Not Applicable
  05/04/2025 12 PM PDT            4.86             27         -      Not Applicable
  05/04/2025 01 PM PDT            4.86             27         0      Not Applicable
  05/04/2025 02 PM PDT            4.86             27         0      Not Applicable
  05/04/2025 03 PM PDT            4.86             27         0      Not Applicable
  05/04/2025 04 PM PDT            4.85             26         -      Not Applicable
  05/04/2025 05 PM PDT            4.84             26         -      Not Applicable
  05/04/2025 06 PM PDT            4.84             26         0      Not Applicable
  05/04/2025 07 PM PDT            4.84             26         0      Not Applicable
  05/04/2025 08 PM PDT            4.84             26         0      Not Applicable
  05/04/2025 09 PM PDT            4.83             25         -      Not Applicable
  05/04/2025 10 PM PDT            4.83             25         0      Not Applicable
  05/04/2025 11 PM PDT            4.82             25         -      Not Applicable
  05/05/2025 12 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 01 AM PDT            4.83             25         +      Not Applicable
  05/05/2025 02 AM PDT            4.82             25         -      Not Applicable
  05/05/2025 03 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 04 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 05 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 06 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 07 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 08 AM PDT            4.82             25         0      Not Applicable
  05/05/2025 09 AM PDT            4.83             25         +      Not Applicable
  05/05/2025 10 AM PDT            4.83             25         0      Not Applicable
  05/05/2025 11 AM PDT            4.83             25         0      Not Applicable
  05/05/2025 12 PM PDT            4.82             25         -      Not Applicable
  05/05/2025 01 PM PDT            4.81             24         -      Not Applicable
  05/05/2025 02 PM PDT            4.81             24         0      Not Applicable
  05/05/2025 03 PM PDT            4.81             24         0      Not Applicable
  05/05/2025 04 PM PDT            4.81             24         0      Not Applicable
  05/05/2025 05 PM PDT            4.81             24         0      Not Applicable
  05/05/2025 06 PM PDT            4.81             24         0      Not Applicable
  05/05/2025 07 PM PDT            4.80             24         -      Not Applicable
  05/05/2025 08 PM PDT            4.80             24         0      Not Applicable
  05/05/2025 09 PM PDT            4.80             24         0      Not Applicable
  05/05/2025 10 PM PDT            4.80             24         0      Not Applicable
  05/05/2025 11 PM PDT            4.79             23         -      Not Applicable
  05/06/2025 12 AM PDT            4.79             23         0      Not Applicable
  05/06/2025 01 AM PDT            4.78             23         -      Not Applicable
  05/06/2025 02 AM PDT            4.78             23         0      Not Applicable
  05/06/2025 03 AM PDT            4.78             23         0      Not Applicable
  05/06/2025 04 AM PDT            4.78             23         0      Not Applicable
  05/06/2025 05 AM PDT            4.78             23         0      Not Applicable
  05/06/2025 06 AM PDT            4.76             22         -      Not Applicable
  05/06/2025 07 AM PDT            4.77             23         +      Not Applicable
  05/06/2025 08 AM PDT            4.79             23         +      Not Applicable
  05/06/2025 09 AM PDT            4.79             23         0      Not Applicable
  05/06/2025 10 AM PDT            4.79             23         0      Not Applicable
  05/06/2025 11 AM PDT            4.79             23         0      Not Applicable
  05/06/2025 12 PM PDT            4.79             23         0      Not Applicable
  05/06/2025 01 PM PDT            4.79             23         0      Not Applicable
  05/06/2025 02 PM PDT            4.79             23         0      Not Applicable
  05/06/2025 03 PM PDT            4.78             23         -      Not Applicable
  05/06/2025 04 PM PDT            4.77             23         -      Not Applicable
  05/06/2025 05 PM PDT            4.77             23         0      Not Applicable
  05/06/2025 06 PM PDT            4.77             23         0      Not Applicable
  05/06/2025 07 PM PDT            4.77             23         0      Not Applicable
  05/06/2025 08 PM PDT            4.77             23         0      Not Applicable
  05/06/2025 09 PM PDT            4.77             23         0      Not Applicable
  05/06/2025 10 PM PDT            4.76             22         -      Not Applicable
  05/06/2025 11 PM PDT            4.76             22         0      Not Applicable
  05/07/2025 12 AM PDT            4.75             22         -      Not Applicable
  05/07/2025 01 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 02 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 03 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 04 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 05 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 06 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 07 AM PDT            4.75             22         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/07/2025 08 AM PDT            4.75             22                Not Applicable
  05/07/2025 09 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 10 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 11 AM PDT            4.75             22         0      Not Applicable
  05/07/2025 12 PM PDT            4.75             22         0      Not Applicable
  05/07/2025 01 PM PDT            4.75             22         0      Not Applicable
  05/07/2025 02 PM PDT            4.75             22         0      Not Applicable
  05/07/2025 03 PM PDT            4.75             22         0      Not Applicable
  05/07/2025 04 PM PDT            4.74             21         -      Not Applicable
  05/07/2025 05 PM PDT            4.74             21         0      Not Applicable
  05/07/2025 06 PM PDT            4.74             21         0      Not Applicable
  05/07/2025 07 PM PDT            4.74             21         0      Not Applicable
  05/07/2025 08 PM PDT            4.74             21         0      Not Applicable
  05/07/2025 09 PM PDT            4.74             21         0      Not Applicable
  05/07/2025 10 PM PDT            4.74             21         0      Not Applicable
  05/07/2025 11 PM PDT            4.74             21         0      Not Applicable
  05/08/2025 12 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 01 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 02 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 03 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 04 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 05 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 06 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 07 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 08 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 09 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 10 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 11 AM PDT            4.74             21         0      Not Applicable
  05/08/2025 12 PM PDT            4.73             21         -      Not Applicable
  05/08/2025 01 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 02 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 03 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 04 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 05 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 06 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 07 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 08 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 09 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 10 PM PDT            4.73             21         0      Not Applicable
  05/08/2025 11 PM PDT            4.73             21         0      Not Applicable
  05/09/2025 12 AM PDT            4.73             21         0      Not Applicable
  05/09/2025 01 AM PDT            4.73             21         0      Not Applicable
  05/09/2025 02 AM PDT            4.73             21         0      Not Applicable
  05/09/2025 03 AM PDT            4.73             21         0      Not Applicable
  05/09/2025 04 AM PDT            4.73             21         0      Not Applicable
  05/09/2025 05 AM PDT            4.73             21         0      Not Applicable
  05/09/2025 06 AM PDT            4.72             20         -      Not Applicable
  05/09/2025 07 AM PDT            4.72             20         0      Not Applicable
  05/09/2025 08 AM PDT            4.72             20         0      Not Applicable
  05/09/2025 09 AM PDT            4.72             20         0      Not Applicable
  05/09/2025 10 AM PDT            4.72             20         0      Not Applicable
  05/09/2025 11 AM PDT            4.72             20         0      Not Applicable
  05/09/2025 12 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 01 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 02 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 03 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 04 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 05 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 06 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 07 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 08 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 09 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 10 PM PDT            4.72             20         0      Not Applicable
  05/09/2025 11 PM PDT            4.72             20         0      Not Applicable
  05/10/2025 12 AM PDT            4.72             20         0      Not Applicable
  05/10/2025 01 AM PDT            4.71             20         -      Not Applicable
  05/10/2025 02 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 03 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 04 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 05 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 06 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 07 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 08 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 09 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 10 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 11 AM PDT            4.71             20         0      Not Applicable
  05/10/2025 12 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 01 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 02 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 03 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 04 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 05 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 06 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 07 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 08 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 09 PM PDT            4.71             20         0      Not Applicable
  05/10/2025 10 PM PDT            4.70             20         -      Not Applicable
  05/10/2025 11 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 12 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 01 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 02 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 03 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 04 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 05 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 06 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 07 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 08 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 09 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 10 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 11 AM PDT            4.70             20         0      Not Applicable
  05/11/2025 12 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 01 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 02 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 03 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 04 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 05 PM PDT            4.70             20         0      Not Applicable
  05/11/2025 06 PM PDT            4.69             19         -      Not Applicable
  05/11/2025 07 PM PDT            4.69             19         0      Not Applicable
  05/11/2025 08 PM PDT            4.69             19         0      Not Applicable
  05/11/2025 09 PM PDT            4.69             19         0      Not Applicable
  05/11/2025 10 PM PDT            4.69             19         0      Not Applicable
  05/11/2025 11 PM PDT            4.69             19         0      Not Applicable
  05/12/2025 12 AM PDT            4.69             19         0      Not Applicable
  05/12/2025 01 AM PDT            4.69             19         0      Not Applicable
  05/12/2025 02 AM PDT            4.69             19         0      Not Applicable
  05/12/2025 03 AM PDT            4.69             19         0      Not Applicable
  05/12/2025 04 AM PDT            4.69             19         0      Not Applicable
  05/12/2025 05 AM PDT            4.69             19         0      Not Applicable
#
# 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.