BIG SULPHUR CREEK - CLOVERDALE (BSCC1)
Latitude: 38.83º NLongitude: 123.00º WElevation: 345 Feet
Location: Sonoma County in CaliforniaBulletin Group: Russian NapaRiver Group: Russian Napa
Issuance Time: May 20 2025 at 7:53 AM PDTNext Issuance: May 21 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: Big Sulphur Creek - Cloverdale (BSCC1)
#
# File Generation Time:  05/20/2025 at 07:55 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/15/2025 at 02:00 PM PDT
# Maximum Observed Stage:                       16.26 Feet
# Maximum Observed Flow:                        76 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/20/2025 at 08:00 AM PDT
# Maximum Forecast Stage:                       16.17 Feet
# Maximum Forecast Flow:                        65 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/15/2025 07 AM PDT           16.25             75                Not Applicable
  05/15/2025 08 AM PDT           16.25             75         0      Not Applicable
  05/15/2025 09 AM PDT           16.25             75         0      Not Applicable
  05/15/2025 10 AM PDT           16.25             75         0      Not Applicable
  05/15/2025 11 AM PDT           16.25             75         0      Not Applicable
  05/15/2025 12 PM PDT           16.25             75         0      Not Applicable
  05/15/2025 01 PM PDT           16.25             75         0      Not Applicable
  05/15/2025 02 PM PDT           16.26             76         +      Not Applicable
  05/15/2025 03 PM PDT           16.25             75         -      Not Applicable
  05/15/2025 04 PM PDT           16.25             75         0      Not Applicable
  05/15/2025 05 PM PDT           16.25             75         0      Not Applicable
  05/15/2025 06 PM PDT           16.25             75         0      Not Applicable
  05/15/2025 07 PM PDT           16.24             74         -      Not Applicable
  05/15/2025 08 PM PDT           16.24             74         0      Not Applicable
  05/15/2025 09 PM PDT           16.23             73         -      Not Applicable
  05/15/2025 10 PM PDT           16.23             73         0      Not Applicable
  05/15/2025 11 PM PDT           16.23             73         0      Not Applicable
  05/16/2025 12 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 01 AM PDT           16.22             71         -      Not Applicable
  05/16/2025 02 AM PDT           16.22             71         0      Not Applicable
  05/16/2025 03 AM PDT           16.22             71         0      Not Applicable
  05/16/2025 04 AM PDT           16.23             73         +      Not Applicable
  05/16/2025 05 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 06 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 07 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 08 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 09 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 10 AM PDT           16.23             73         0      Not Applicable
  05/16/2025 11 AM PDT           16.24             74         +      Not Applicable
  05/16/2025 12 PM PDT           16.24             74         0      Not Applicable
  05/16/2025 01 PM PDT           16.24             74         0      Not Applicable
  05/16/2025 02 PM PDT           16.23             73         -      Not Applicable
  05/16/2025 03 PM PDT           16.24             74         +      Not Applicable
  05/16/2025 04 PM PDT           16.23             73         -      Not Applicable
  05/16/2025 05 PM PDT           16.23             73         0      Not Applicable
  05/16/2025 06 PM PDT           16.23             73         0      Not Applicable
  05/16/2025 07 PM PDT           16.22             71         -      Not Applicable
  05/16/2025 08 PM PDT           16.22             71         0      Not Applicable
  05/16/2025 09 PM PDT           16.22             71         0      Not Applicable
  05/16/2025 10 PM PDT           16.21             70         -      Not Applicable
  05/16/2025 11 PM PDT           16.22             71         +      Not Applicable
  05/17/2025 12 AM PDT           16.21             70         -      Not Applicable
  05/17/2025 01 AM PDT           16.22             71         +      Not Applicable
  05/17/2025 02 AM PDT           16.21             70         -      Not Applicable
  05/17/2025 03 AM PDT           16.21             70         0      Not Applicable
  05/17/2025 04 AM PDT           16.21             70         0      Not Applicable
  05/17/2025 05 AM PDT           16.21             70         0      Not Applicable
  05/17/2025 06 AM PDT           16.21             70         0      Not Applicable
  05/17/2025 07 AM PDT           16.22             71         +      Not Applicable
  05/17/2025 08 AM PDT           16.22             71         0      Not Applicable
  05/17/2025 09 AM PDT           16.22             71         0      Not Applicable
  05/17/2025 10 AM PDT           16.22             71         0      Not Applicable
  05/17/2025 11 AM PDT           16.22             71         0      Not Applicable
  05/17/2025 12 PM PDT           16.23             73         +      Not Applicable
  05/17/2025 01 PM PDT           16.23             73         0      Not Applicable
  05/17/2025 02 PM PDT           16.22             71         -      Not Applicable
  05/17/2025 03 PM PDT           16.22             71         0      Not Applicable
  05/17/2025 04 PM PDT           16.22             71         0      Not Applicable
  05/17/2025 05 PM PDT           16.21             70         -      Not Applicable
  05/17/2025 06 PM PDT           16.21             70         0      Not Applicable
  05/17/2025 07 PM PDT           16.21             70         0      Not Applicable
  05/17/2025 08 PM PDT           16.21             70         0      Not Applicable
  05/17/2025 09 PM PDT           16.21             70         0      Not Applicable
  05/17/2025 10 PM PDT           16.20             69         -      Not Applicable
  05/17/2025 11 PM PDT           16.20             69         0      Not Applicable
  05/18/2025 12 AM PDT           16.20             69         0      Not Applicable
  05/18/2025 01 AM PDT           16.20             69         0      Not Applicable
  05/18/2025 02 AM PDT           16.20             69         0      Not Applicable
  05/18/2025 03 AM PDT           16.20             69         0      Not Applicable
  05/18/2025 04 AM PDT           16.20             69         0      Not Applicable
  05/18/2025 05 AM PDT           16.21             70         +      Not Applicable
  05/18/2025 06 AM PDT           16.21             70         0      Not Applicable
  05/18/2025 07 AM PDT           16.21             70         0      Not Applicable
  05/18/2025 08 AM PDT           16.21             70         0      Not Applicable
  05/18/2025 09 AM PDT           16.21             70         0      Not Applicable
  05/18/2025 10 AM PDT           16.21             70         0      Not Applicable
  05/18/2025 11 AM PDT           16.21             70         0      Not Applicable
  05/18/2025 12 PM PDT           16.21             70         0      Not Applicable
  05/18/2025 01 PM PDT           16.21             70         0      Not Applicable
  05/18/2025 02 PM PDT           16.21             70         0      Not Applicable
  05/18/2025 03 PM PDT           16.21             70         0      Not Applicable
  05/18/2025 04 PM PDT           16.21             70         0      Not Applicable
  05/18/2025 05 PM PDT           16.21             70         0      Not Applicable
  05/18/2025 06 PM PDT           16.20             69         -      Not Applicable
  05/18/2025 07 PM PDT           16.20             69         0      Not Applicable
  05/18/2025 08 PM PDT           16.20             69         0      Not Applicable
  05/18/2025 09 PM PDT           16.20             69         0      Not Applicable
  05/18/2025 10 PM PDT           16.19             68         -      Not Applicable
  05/18/2025 11 PM PDT           16.19             68         0      Not Applicable
  05/19/2025 12 AM PDT           16.19             68         0      Not Applicable
  05/19/2025 01 AM PDT           16.19             68         0      Not Applicable
  05/19/2025 02 AM PDT           16.19             68         0      Not Applicable
  05/19/2025 03 AM PDT           16.18             67         -      Not Applicable
  05/19/2025 04 AM PDT           16.19             68         +      Not Applicable
  05/19/2025 05 AM PDT           16.19             68         0      Not Applicable
  05/19/2025 06 AM PDT           16.19             68         0      Not Applicable
  05/19/2025 07 AM PDT           16.19             68         0      Not Applicable
  05/19/2025 08 AM PDT           16.20             69         +      Not Applicable
  05/19/2025 09 AM PDT           16.20             69         0      Not Applicable
  05/19/2025 10 AM PDT           16.20             69         0      Not Applicable
  05/19/2025 11 AM PDT           16.20             69         0      Not Applicable
  05/19/2025 12 PM PDT           16.21             70         +      Not Applicable
  05/19/2025 01 PM PDT           16.20             69         -      Not Applicable
  05/19/2025 02 PM PDT           16.20             69         0      Not Applicable
  05/19/2025 03 PM PDT           16.20             69         0      Not Applicable
  05/19/2025 04 PM PDT           16.20             69         0      Not Applicable
  05/19/2025 05 PM PDT           16.20             69         0      Not Applicable
  05/19/2025 06 PM PDT           16.19             68         -      Not Applicable
  05/19/2025 07 PM PDT           16.19             68         0      Not Applicable
  05/19/2025 08 PM PDT           16.18             67         -      Not Applicable
  05/19/2025 09 PM PDT           16.18             67         0      Not Applicable
  05/19/2025 10 PM PDT           16.18             67         0      Not Applicable
  05/19/2025 11 PM PDT           16.17             65         -      Not Applicable
  05/20/2025 12 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 01 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 02 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 03 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 04 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 05 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 06 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 07 AM PDT           16.17             65         0      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/20/2025 08 AM PDT           16.17             65                Not Applicable
  05/20/2025 09 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 10 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 11 AM PDT           16.17             65         0      Not Applicable
  05/20/2025 12 PM PDT           16.17             65         0      Not Applicable
  05/20/2025 01 PM PDT           16.17             65         0      Not Applicable
  05/20/2025 02 PM PDT           16.17             65         0      Not Applicable
  05/20/2025 03 PM PDT           16.17             65         0      Not Applicable
  05/20/2025 04 PM PDT           16.17             65         0      Not Applicable
  05/20/2025 05 PM PDT           16.16             64         -      Not Applicable
  05/20/2025 06 PM PDT           16.16             64         0      Not Applicable
  05/20/2025 07 PM PDT           16.16             64         0      Not Applicable
  05/20/2025 08 PM PDT           16.16             64         0      Not Applicable
  05/20/2025 09 PM PDT           16.16             64         0      Not Applicable
  05/20/2025 10 PM PDT           16.16             64         0      Not Applicable
  05/20/2025 11 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 12 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 01 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 02 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 03 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 04 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 05 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 06 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 07 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 08 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 09 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 10 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 11 AM PDT           16.16             64         0      Not Applicable
  05/21/2025 12 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 01 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 02 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 03 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 04 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 05 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 06 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 07 PM PDT           16.16             64         0      Not Applicable
  05/21/2025 08 PM PDT           16.15             63         -      Not Applicable
  05/21/2025 09 PM PDT           16.15             63         0      Not Applicable
  05/21/2025 10 PM PDT           16.15             63         0      Not Applicable
  05/21/2025 11 PM PDT           16.15             63         0      Not Applicable
  05/22/2025 12 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 01 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 02 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 03 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 04 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 05 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 06 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 07 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 08 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 09 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 10 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 11 AM PDT           16.15             63         0      Not Applicable
  05/22/2025 12 PM PDT           16.15             63         0      Not Applicable
  05/22/2025 01 PM PDT           16.15             63         0      Not Applicable
  05/22/2025 02 PM PDT           16.15             63         0      Not Applicable
  05/22/2025 03 PM PDT           16.15             63         0      Not Applicable
  05/22/2025 04 PM PDT           16.15             63         0      Not Applicable
  05/22/2025 05 PM PDT           16.14             62         -      Not Applicable
  05/22/2025 06 PM PDT           16.14             62         0      Not Applicable
  05/22/2025 07 PM PDT           16.14             62         0      Not Applicable
  05/22/2025 08 PM PDT           16.14             62         0      Not Applicable
  05/22/2025 09 PM PDT           16.14             62         0      Not Applicable
  05/22/2025 10 PM PDT           16.14             62         0      Not Applicable
  05/22/2025 11 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 12 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 01 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 02 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 03 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 04 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 05 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 06 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 07 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 08 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 09 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 10 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 11 AM PDT           16.14             62         0      Not Applicable
  05/23/2025 12 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 01 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 02 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 03 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 04 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 05 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 06 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 07 PM PDT           16.14             62         0      Not Applicable
  05/23/2025 08 PM PDT           16.13             61         -      Not Applicable
  05/23/2025 09 PM PDT           16.13             61         0      Not Applicable
  05/23/2025 10 PM PDT           16.13             61         0      Not Applicable
  05/23/2025 11 PM PDT           16.13             61         0      Not Applicable
  05/24/2025 12 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 01 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 02 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 03 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 04 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 05 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 06 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 07 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 08 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 09 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 10 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 11 AM PDT           16.13             61         0      Not Applicable
  05/24/2025 12 PM PDT           16.13             61         0      Not Applicable
  05/24/2025 01 PM PDT           16.13             61         0      Not Applicable
  05/24/2025 02 PM PDT           16.13             61         0      Not Applicable
  05/24/2025 03 PM PDT           16.13             61         0      Not Applicable
  05/24/2025 04 PM PDT           16.13             61         0      Not Applicable
  05/24/2025 05 PM PDT           16.12             60         -      Not Applicable
  05/24/2025 06 PM PDT           16.12             60         0      Not Applicable
  05/24/2025 07 PM PDT           16.12             60         0      Not Applicable
  05/24/2025 08 PM PDT           16.12             60         0      Not Applicable
  05/24/2025 09 PM PDT           16.12             60         0      Not Applicable
  05/24/2025 10 PM PDT           16.12             60         0      Not Applicable
  05/24/2025 11 PM PDT           16.12             60         0      Not Applicable
  05/25/2025 12 AM PDT           16.12             60         0      Not Applicable
  05/25/2025 01 AM PDT           16.12             60         0      Not Applicable
  05/25/2025 02 AM PDT           16.12             60         0      Not Applicable
  05/25/2025 03 AM PDT           16.12             60         0      Not Applicable
  05/25/2025 04 AM PDT           16.12             60         0      Not Applicable
  05/25/2025 05 AM PDT           16.12             60         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.