MATTOLE RIVER - ETTERSBURG (ETTC1)
Latitude: 40.14º NLongitude: 123.99º WElevation: 579 Feet
Location: Humboldt County in CaliforniaRiver Group: North Coast
Issuance Time: Jan 30 2023 at 1:21 PM PSTNext Issuance: Jan 31 2023 at 9:00 AM PST
Monitor Stage: N/A Flood Stage: N/A

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mattole River - Ettersburg (ETTC1)
#
# File Generation Time:  01/30/2023 at 01:23 PM PST
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  01/25/2023 at 02:00 PM PST
# Maximum Observed Stage:                       11.5 Feet
# Maximum Observed Flow:                        581 cfs
#
# Earliest Date & Time of Maximum Forecast:     02/03/2023 at 05:00 PM PST
# Maximum Forecast Stage:                       11.2 Feet
# Maximum Forecast Flow:                        494 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  01/25/2023 01 PM PST            11.5            574                Not Applicable
  01/25/2023 02 PM PST            11.5            581         +      Not Applicable
  01/25/2023 03 PM PST            11.5            574         -      Not Applicable
  01/25/2023 04 PM PST            11.5            570         -      Not Applicable
  01/25/2023 05 PM PST            11.4            563         -      Not Applicable
  01/25/2023 06 PM PST            11.4            560         -      Not Applicable
  01/25/2023 07 PM PST            11.4            567         +      Not Applicable
  01/25/2023 08 PM PST            11.4            567         0      Not Applicable
  01/25/2023 09 PM PST            11.4            563         -      Not Applicable
  01/25/2023 10 PM PST            11.4            560         -      Not Applicable
  01/25/2023 11 PM PST            11.4            560         0      Not Applicable
  01/26/2023 12 AM PST            11.4            556         -      Not Applicable
  01/26/2023 01 AM PST            11.4            542         -      Not Applicable
  01/26/2023 02 AM PST            11.4            545         +      Not Applicable
  01/26/2023 03 AM PST            11.4            552         +      Not Applicable
  01/26/2023 04 AM PST            11.4            552         0      Not Applicable
  01/26/2023 05 AM PST            11.4            545         -      Not Applicable
  01/26/2023 06 AM PST            11.4            549         +      Not Applicable
  01/26/2023 07 AM PST            11.4            542         -      Not Applicable
  01/26/2023 08 AM PST            11.4            538         -      Not Applicable
  01/26/2023 09 AM PST            11.4            538         0      Not Applicable
  01/26/2023 10 AM PST            11.3            525         -      Not Applicable
  01/26/2023 11 AM PST            11.4            538         +      Not Applicable
  01/26/2023 12 PM PST            11.3            528         -      Not Applicable
  01/26/2023 01 PM PST            11.3            528         0      Not Applicable
  01/26/2023 02 PM PST            11.3            528         0      Not Applicable
  01/26/2023 03 PM PST            11.4            535         +      Not Applicable
  01/26/2023 04 PM PST            11.3            528         -      Not Applicable
  01/26/2023 05 PM PST            11.3            521         -      Not Applicable
  01/26/2023 06 PM PST            11.3            521         0      Not Applicable
  01/26/2023 07 PM PST            11.3            521         0      Not Applicable
  01/26/2023 08 PM PST            11.3            525         +      Not Applicable
  01/26/2023 09 PM PST            11.3            525         0      Not Applicable
  01/26/2023 10 PM PST            11.3            511         -      Not Applicable
  01/26/2023 11 PM PST            11.3            518         +      Not Applicable
  01/27/2023 12 AM PST            11.3            518         0      Not Applicable
  01/27/2023 01 AM PST            11.3            511         -      Not Applicable
  01/27/2023 02 AM PST            11.3            514         +      Not Applicable
  01/27/2023 03 AM PST            11.3            508         -      Not Applicable
  01/27/2023 04 AM PST            11.3            514         +      Not Applicable
  01/27/2023 05 AM PST            11.3            508         -      Not Applicable
  01/27/2023 06 AM PST            11.3            511         +      Not Applicable
  01/27/2023 07 AM PST            11.3            501         -      Not Applicable
  01/27/2023 08 AM PST            11.3            508         +      Not Applicable
  01/27/2023 09 AM PST            11.2            497         -      Not Applicable
  01/27/2023 10 AM PST            11.3            504         +      Not Applicable
  01/27/2023 11 AM PST            11.3            508         +      Not Applicable
  01/27/2023 12 PM PST            11.2            494         -      Not Applicable
  01/27/2023 01 PM PST            11.2            497         +      Not Applicable
  01/27/2023 02 PM PST            11.2            494         -      Not Applicable
  01/27/2023 03 PM PST            11.2            497         +      Not Applicable
  01/27/2023 04 PM PST            11.2            497         0      Not Applicable
  01/27/2023 05 PM PST            11.2            494         -      Not Applicable
  01/27/2023 06 PM PST            11.2            497         +      Not Applicable
  01/27/2023 07 PM PST            11.2            494         -      Not Applicable
  01/27/2023 08 PM PST            11.2            491         -      Not Applicable
  01/27/2023 09 PM PST            11.2            487         -      Not Applicable
  01/27/2023 10 PM PST            11.2            484         -      Not Applicable
  01/27/2023 11 PM PST            11.2            487         +      Not Applicable
  01/28/2023 12 AM PST            11.2            484         -      Not Applicable
  01/28/2023 01 AM PST            11.2            481         -      Not Applicable
  01/28/2023 02 AM PST            11.2            477         -      Not Applicable
  01/28/2023 03 AM PST            11.2            471         -      Not Applicable
  01/28/2023 04 AM PST            11.2            471         0      Not Applicable
  01/28/2023 05 AM PST            11.2            471         0      Not Applicable
  01/28/2023 06 AM PST            11.2            471         0      Not Applicable
  01/28/2023 07 AM PST            11.2            474         +      Not Applicable
  01/28/2023 08 AM PST            11.2            474         0      Not Applicable
  01/28/2023 09 AM PST            11.2            477         +      Not Applicable
  01/28/2023 10 AM PST            11.2            468         -      Not Applicable
  01/28/2023 11 AM PST            11.2            468         0      Not Applicable
  01/28/2023 12 PM PST            11.2            471         +      Not Applicable
  01/28/2023 01 PM PST            11.2            468         -      Not Applicable
  01/28/2023 02 PM PST            11.1            461         -      Not Applicable
  01/28/2023 03 PM PST            11.1            461         0      Not Applicable
  01/28/2023 04 PM PST            11.1            458         -      Not Applicable
  01/28/2023 05 PM PST            11.1            461         +      Not Applicable
  01/28/2023 06 PM PST            11.2            471         +      Not Applicable
  01/28/2023 07 PM PST            11.2            468         -      Not Applicable
  01/28/2023 08 PM PST            11.2            468         0      Not Applicable
  01/28/2023 09 PM PST            11.2            468         0      Not Applicable
  01/28/2023 10 PM PST            11.2            464         -      Not Applicable
  01/28/2023 11 PM PST            11.1            455         -      Not Applicable
  01/29/2023 12 AM PST            11.1            451         -      Not Applicable
  01/29/2023 01 AM PST            11.1            455         +      Not Applicable
  01/29/2023 02 AM PST            11.1            455         0      Not Applicable
  01/29/2023 03 AM PST            11.1            458         +      Not Applicable
  01/29/2023 04 AM PST            11.1            458         0      Not Applicable
  01/29/2023 05 AM PST            11.1            455         -      Not Applicable
  01/29/2023 06 AM PST            11.1            445         -      Not Applicable
  01/29/2023 07 AM PST            11.1            445         0      Not Applicable
  01/29/2023 08 AM PST            11.1            451         +      Not Applicable
  01/29/2023 09 AM PST            11.1            451         0      Not Applicable
  01/29/2023 10 AM PST            11.1            451         0      Not Applicable
  01/29/2023 11 AM PST            11.1            455         +      Not Applicable
  01/29/2023 12 PM PST            11.1            451         -      Not Applicable
  01/29/2023 01 PM PST            11.1            448         -      Not Applicable
  01/29/2023 02 PM PST            11.1            445         -      Not Applicable
  01/29/2023 03 PM PST            11.1            445         0      Not Applicable
  01/29/2023 04 PM PST            11.1            445         0      Not Applicable
  01/29/2023 05 PM PST            11.1            445         0      Not Applicable
  01/29/2023 06 PM PST            11.1            442         -      Not Applicable
  01/29/2023 07 PM PST            11.1            445         +      Not Applicable
  01/29/2023 08 PM PST            11.0            429         -      Not Applicable
  01/29/2023 09 PM PST            11.1            436         +      Not Applicable
  01/29/2023 10 PM PST            11.1            436         0      Not Applicable
  01/29/2023 11 PM PST            11.0            426         -      Not Applicable
  01/30/2023 12 AM PST            11.0            429         +      Not Applicable
  01/30/2023 01 AM PST            11.1            436         +      Not Applicable
  01/30/2023 02 AM PST            11.0            429         -      Not Applicable
  01/30/2023 03 AM PST            11.0            429         0      Not Applicable
  01/30/2023 04 AM PST            11.0            423         -      Not Applicable
  01/30/2023 05 AM PST            11.0            417         -      Not Applicable
  01/30/2023 06 AM PST            11.0            423         +      Not Applicable
  01/30/2023 07 AM PST            11.0            420         -      Not Applicable
  01/30/2023 08 AM PST            11.0            423         +      Not Applicable
  01/30/2023 09 AM PST            11.0            423         0      Not Applicable
  01/30/2023 10 AM PST            11.0            417         -      Not Applicable
  01/30/2023 11 AM PST            11.0            420         +      Not Applicable
  01/30/2023 12 PM PST            11.0            420         0      Not Applicable
  01/30/2023 01 PM PST            11.0            417         -      Not Applicable
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  01/30/2023 02 PM PST            11.0            417                Not Applicable
  01/30/2023 03 PM PST            11.0            417         0      Not Applicable
  01/30/2023 04 PM PST            11.0            417         0      Not Applicable
  01/30/2023 05 PM PST            11.0            414         -      Not Applicable
  01/30/2023 06 PM PST            11.0            414         0      Not Applicable
  01/30/2023 07 PM PST            11.0            414         0      Not Applicable
  01/30/2023 08 PM PST            11.0            414         0      Not Applicable
  01/30/2023 09 PM PST            11.0            411         -      Not Applicable
  01/30/2023 10 PM PST            11.0            411         0      Not Applicable
  01/30/2023 11 PM PST            11.0            411         0      Not Applicable
  01/31/2023 12 AM PST            11.0            411         0      Not Applicable
  01/31/2023 01 AM PST            11.0            411         0      Not Applicable
  01/31/2023 02 AM PST            11.0            408         -      Not Applicable
  01/31/2023 03 AM PST            11.0            408         0      Not Applicable
  01/31/2023 04 AM PST            11.0            408         0      Not Applicable
  01/31/2023 05 AM PST            11.0            408         0      Not Applicable
  01/31/2023 06 AM PST            11.0            405         -      Not Applicable
  01/31/2023 07 AM PST            11.0            405         0      Not Applicable
  01/31/2023 08 AM PST            11.0            405         0      Not Applicable
  01/31/2023 09 AM PST            11.0            405         0      Not Applicable
  01/31/2023 10 AM PST            10.9            402         -      Not Applicable
  01/31/2023 11 AM PST            10.9            402         0      Not Applicable
  01/31/2023 12 PM PST            10.9            402         0      Not Applicable
  01/31/2023 01 PM PST            10.9            402         0      Not Applicable
  01/31/2023 02 PM PST            10.9            402         0      Not Applicable
  01/31/2023 03 PM PST            10.9            399         -      Not Applicable
  01/31/2023 04 PM PST            10.9            399         0      Not Applicable
  01/31/2023 05 PM PST            10.9            399         0      Not Applicable
  01/31/2023 06 PM PST            10.9            399         0      Not Applicable
  01/31/2023 07 PM PST            10.9            399         0      Not Applicable
  01/31/2023 08 PM PST            10.9            396         -      Not Applicable
  01/31/2023 09 PM PST            10.9            396         0      Not Applicable
  01/31/2023 10 PM PST            10.9            396         0      Not Applicable
  01/31/2023 11 PM PST            10.9            396         0      Not Applicable
  02/01/2023 12 AM PST            10.9            396         0      Not Applicable
  02/01/2023 01 AM PST            10.9            393         -      Not Applicable
  02/01/2023 02 AM PST            10.9            393         0      Not Applicable
  02/01/2023 03 AM PST            10.9            393         0      Not Applicable
  02/01/2023 04 AM PST            10.9            393         0      Not Applicable
  02/01/2023 05 AM PST            10.9            393         0      Not Applicable
  02/01/2023 06 AM PST            10.9            390         -      Not Applicable
  02/01/2023 07 AM PST            10.9            390         0      Not Applicable
  02/01/2023 08 AM PST            10.9            390         0      Not Applicable
  02/01/2023 09 AM PST            10.9            390         0      Not Applicable
  02/01/2023 10 AM PST            10.9            390         0      Not Applicable
  02/01/2023 11 AM PST            10.9            387         -      Not Applicable
  02/01/2023 12 PM PST            10.9            387         0      Not Applicable
  02/01/2023 01 PM PST            10.9            387         0      Not Applicable
  02/01/2023 02 PM PST            10.9            387         0      Not Applicable
  02/01/2023 03 PM PST            10.9            387         0      Not Applicable
  02/01/2023 04 PM PST            10.9            387         0      Not Applicable
  02/01/2023 05 PM PST            10.9            384         -      Not Applicable
  02/01/2023 06 PM PST            10.9            384         0      Not Applicable
  02/01/2023 07 PM PST            10.9            384         0      Not Applicable
  02/01/2023 08 PM PST            10.9            384         0      Not Applicable
  02/01/2023 09 PM PST            10.9            384         0      Not Applicable
  02/01/2023 10 PM PST            10.9            384         0      Not Applicable
  02/01/2023 11 PM PST            10.9            381         -      Not Applicable
  02/02/2023 12 AM PST            10.9            381         0      Not Applicable
  02/02/2023 01 AM PST            10.9            381         0      Not Applicable
  02/02/2023 02 AM PST            10.9            381         0      Not Applicable
  02/02/2023 03 AM PST            10.9            381         0      Not Applicable
  02/02/2023 04 AM PST            10.9            381         0      Not Applicable
  02/02/2023 05 AM PST            10.9            378         -      Not Applicable
  02/02/2023 06 AM PST            10.9            378         0      Not Applicable
  02/02/2023 07 AM PST            10.9            378         0      Not Applicable
  02/02/2023 08 AM PST            10.9            378         0      Not Applicable
  02/02/2023 09 AM PST            10.9            378         0      Not Applicable
  02/02/2023 10 AM PST            10.9            378         0      Not Applicable
  02/02/2023 11 AM PST            10.9            375         -      Not Applicable
  02/02/2023 12 PM PST            10.9            375         0      Not Applicable
  02/02/2023 01 PM PST            10.9            375         0      Not Applicable
  02/02/2023 02 PM PST            10.9            375         0      Not Applicable
  02/02/2023 03 PM PST            10.9            375         0      Not Applicable
  02/02/2023 04 PM PST            10.9            375         0      Not Applicable
  02/02/2023 05 PM PST            10.9            375         0      Not Applicable
  02/02/2023 06 PM PST            10.9            375         0      Not Applicable
  02/02/2023 07 PM PST            10.9            375         0      Not Applicable
  02/02/2023 08 PM PST            10.8            372         -      Not Applicable
  02/02/2023 09 PM PST            10.9            375         +      Not Applicable
  02/02/2023 10 PM PST            10.9            375         0      Not Applicable
  02/02/2023 11 PM PST            10.9            375         0      Not Applicable
  02/03/2023 12 AM PST            10.9            378         +      Not Applicable
  02/03/2023 01 AM PST            10.9            378         0      Not Applicable
  02/03/2023 02 AM PST            10.9            381         +      Not Applicable
  02/03/2023 03 AM PST            10.9            381         0      Not Applicable
  02/03/2023 04 AM PST            10.9            384         +      Not Applicable
  02/03/2023 05 AM PST            10.9            384         0      Not Applicable
  02/03/2023 06 AM PST            10.9            387         +      Not Applicable
  02/03/2023 07 AM PST            10.9            390         +      Not Applicable
  02/03/2023 08 AM PST            10.9            396         +      Not Applicable
  02/03/2023 09 AM PST            11.0            411         +      Not Applicable
  02/03/2023 10 AM PST            11.0            426         +      Not Applicable
  02/03/2023 11 AM PST            11.1            442         +      Not Applicable
  02/03/2023 12 PM PST            11.1            455         +      Not Applicable
  02/03/2023 01 PM PST            11.2            468         +      Not Applicable
  02/03/2023 02 PM PST            11.2            477         +      Not Applicable
  02/03/2023 03 PM PST            11.2            487         +      Not Applicable
  02/03/2023 04 PM PST            11.2            491         +      Not Applicable
  02/03/2023 05 PM PST            11.2            494         +      Not Applicable
  02/03/2023 06 PM PST            11.2            494         0      Not Applicable
  02/03/2023 07 PM PST            11.2            494         0      Not Applicable
  02/03/2023 08 PM PST            11.2            491         -      Not Applicable
  02/03/2023 09 PM PST            11.2            487         -      Not Applicable
  02/03/2023 10 PM PST            11.2            481         -      Not Applicable
  02/03/2023 11 PM PST            11.2            474         -      Not Applicable
  02/04/2023 12 AM PST            11.2            468         -      Not Applicable
  02/04/2023 01 AM PST            11.1            461         -      Not Applicable
  02/04/2023 02 AM PST            11.1            455         -      Not Applicable
  02/04/2023 03 AM PST            11.1            448         -      Not Applicable
  02/04/2023 04 AM PST            11.1            445         -      Not Applicable
#
# NOTE 1: Stages are rounded to the nearest tenth (.1) 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.