# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mattole River - Ettersburg (ETTC1)
#
# File Generation Time: 09/04/2026 at 07:24 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 09/03/2026 at 01:00 AM PDT
# Maximum Observed Stage: 9.79 Feet
# Maximum Observed Flow: 147 cfs
#
# Earliest Date & Time of Maximum Forecast: 09/04/2026 at 08:00 AM PDT
# Maximum Forecast Stage: 8.68 Feet
# Maximum Forecast Flow: 25 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
08/30/2026 07 AM PDT 8.30 5 Not Applicable
08/30/2026 08 AM PDT 8.30 5 0 Not Applicable
08/30/2026 09 AM PDT 8.30 5 0 Not Applicable
08/30/2026 10 AM PDT 8.30 5 0 Not Applicable
08/30/2026 11 AM PDT 8.30 5 0 Not Applicable
08/30/2026 12 PM PDT 8.30 5 0 Not Applicable
08/30/2026 01 PM PDT 8.30 5 0 Not Applicable
08/30/2026 02 PM PDT 8.30 5 0 Not Applicable
08/30/2026 03 PM PDT 8.30 5 0 Not Applicable
08/30/2026 04 PM PDT 8.30 5 0 Not Applicable
08/30/2026 05 PM PDT 8.30 5 0 Not Applicable
08/30/2026 06 PM PDT 8.30 5 0 Not Applicable
08/30/2026 07 PM PDT 8.30 5 0 Not Applicable
08/30/2026 08 PM PDT 8.30 5 0 Not Applicable
08/30/2026 09 PM PDT 8.30 5 0 Not Applicable
08/30/2026 10 PM PDT 8.30 5 0 Not Applicable
08/30/2026 11 PM PDT 8.30 5 0 Not Applicable
08/31/2026 12 AM PDT 8.30 5 0 Not Applicable
08/31/2026 01 AM PDT 8.30 5 0 Not Applicable
08/31/2026 02 AM PDT 8.30 5 0 Not Applicable
08/31/2026 03 AM PDT 8.31 6 + Not Applicable
08/31/2026 04 AM PDT 8.31 6 0 Not Applicable
08/31/2026 05 AM PDT 8.31 6 0 Not Applicable
08/31/2026 06 AM PDT 8.30 5 - Not Applicable
08/31/2026 07 AM PDT 8.30 5 0 Not Applicable
08/31/2026 08 AM PDT 8.30 5 0 Not Applicable
08/31/2026 09 AM PDT 8.30 5 0 Not Applicable
08/31/2026 10 AM PDT 8.30 5 0 Not Applicable
08/31/2026 11 AM PDT 8.30 5 0 Not Applicable
08/31/2026 12 PM PDT 8.30 5 0 Not Applicable
08/31/2026 01 PM PDT 8.30 5 0 Not Applicable
08/31/2026 02 PM PDT 8.30 5 0 Not Applicable
08/31/2026 03 PM PDT 8.30 5 0 Not Applicable
08/31/2026 04 PM PDT 8.30 5 0 Not Applicable
08/31/2026 05 PM PDT 8.30 5 0 Not Applicable
08/31/2026 06 PM PDT 8.30 5 0 Not Applicable
08/31/2026 07 PM PDT 8.30 5 0 Not Applicable
08/31/2026 08 PM PDT 8.30 5 0 Not Applicable
08/31/2026 09 PM PDT 8.30 5 0 Not Applicable
08/31/2026 10 PM PDT 8.30 5 0 Not Applicable
08/31/2026 11 PM PDT 8.30 5 0 Not Applicable
09/01/2026 12 AM PDT 8.30 5 0 Not Applicable
09/01/2026 01 AM PDT 8.30 5 0 Not Applicable
09/01/2026 02 AM PDT 8.30 5 0 Not Applicable
09/01/2026 03 AM PDT 8.31 6 + Not Applicable
09/01/2026 04 AM PDT 8.31 6 0 Not Applicable
09/01/2026 05 AM PDT 8.31 6 0 Not Applicable
09/01/2026 06 AM PDT 8.31 6 0 Not Applicable
09/01/2026 07 AM PDT 8.31 6 0 Not Applicable
09/01/2026 08 AM PDT 8.31 6 0 Not Applicable
09/01/2026 09 AM PDT 8.31 6 0 Not Applicable
09/01/2026 10 AM PDT 8.31 6 0 Not Applicable
09/01/2026 11 AM PDT 8.31 6 0 Not Applicable
09/01/2026 12 PM PDT 8.31 6 0 Not Applicable
09/01/2026 01 PM PDT 8.31 6 0 Not Applicable
09/01/2026 02 PM PDT 8.31 6 0 Not Applicable
09/01/2026 03 PM PDT 8.31 6 0 Not Applicable
09/01/2026 04 PM PDT 8.31 6 0 Not Applicable
09/01/2026 05 PM PDT 8.31 6 0 Not Applicable
09/01/2026 06 PM PDT 8.31 6 0 Not Applicable
09/01/2026 07 PM PDT 8.31 6 0 Not Applicable
09/01/2026 08 PM PDT 8.31 6 0 Not Applicable
09/01/2026 09 PM PDT 8.31 6 0 Not Applicable
09/01/2026 10 PM PDT 8.31 6 0 Not Applicable
09/01/2026 11 PM PDT 8.31 6 0 Not Applicable
09/02/2026 12 AM PDT 8.32 6 + Not Applicable
09/02/2026 01 AM PDT 8.32 6 0 Not Applicable
09/02/2026 02 AM PDT 8.32 6 0 Not Applicable
09/02/2026 03 AM PDT 8.32 6 0 Not Applicable
09/02/2026 04 AM PDT 8.33 6 + Not Applicable
09/02/2026 05 AM PDT 8.33 6 0 Not Applicable
09/02/2026 06 AM PDT 8.33 6 0 Not Applicable
09/02/2026 07 AM PDT 8.34 7 + Not Applicable
09/02/2026 08 AM PDT 8.34 7 0 Not Applicable
09/02/2026 09 AM PDT 8.34 7 0 Not Applicable
09/02/2026 10 AM PDT 8.34 7 0 Not Applicable
09/02/2026 11 AM PDT 8.34 7 0 Not Applicable
09/02/2026 12 PM PDT 8.34 7 0 Not Applicable
09/02/2026 01 PM PDT 8.35 7 + Not Applicable
09/02/2026 02 PM PDT 8.35 7 0 Not Applicable
09/02/2026 03 PM PDT 8.35 7 0 Not Applicable
09/02/2026 04 PM PDT 8.36 7 + Not Applicable
09/02/2026 05 PM PDT 8.36 7 0 Not Applicable
09/02/2026 06 PM PDT 8.37 8 + Not Applicable
09/02/2026 07 PM PDT 8.41 9 + Not Applicable
09/02/2026 08 PM PDT 8.47 12 + Not Applicable
09/02/2026 09 PM PDT 8.55 16 + Not Applicable
09/02/2026 10 PM PDT 8.63 21 + Not Applicable
09/02/2026 11 PM PDT 8.68 25 + Not Applicable
09/03/2026 12 AM PDT 9.77 144 + Not Applicable
09/03/2026 01 AM PDT 9.79 147 + Not Applicable
09/03/2026 02 AM PDT 9.65 125 - Not Applicable
09/03/2026 03 AM PDT 9.54 109 - Not Applicable
09/03/2026 04 AM PDT 9.43 94 - Not Applicable
09/03/2026 05 AM PDT 9.33 83 - Not Applicable
09/03/2026 06 AM PDT 9.27 76 - Not Applicable
09/03/2026 07 AM PDT 9.25 75 - Not Applicable
09/03/2026 08 AM PDT 9.24 74 - Not Applicable
09/03/2026 09 AM PDT 9.21 71 - Not Applicable
09/03/2026 10 AM PDT 9.16 66 - Not Applicable
09/03/2026 11 AM PDT 9.12 63 - Not Applicable
09/03/2026 12 PM PDT 9.09 60 - Not Applicable
09/03/2026 01 PM PDT 9.07 58 - Not Applicable
09/03/2026 02 PM PDT 9.04 55 - Not Applicable
09/03/2026 03 PM PDT 9.02 53 - Not Applicable
09/03/2026 04 PM PDT 9.01 52 - Not Applicable
09/03/2026 05 PM PDT 9.00 51 - Not Applicable
09/03/2026 06 PM PDT 8.99 50 - Not Applicable
09/03/2026 07 PM PDT 8.96 47 - Not Applicable
09/03/2026 08 PM PDT 8.95 46 - Not Applicable
09/03/2026 09 PM PDT 8.92 44 - Not Applicable
09/03/2026 10 PM PDT 8.90 42 - Not Applicable
09/03/2026 11 PM PDT 8.87 39 - Not Applicable
09/04/2026 12 AM PDT 8.85 38 - Not Applicable
09/04/2026 01 AM PDT 8.83 36 - Not Applicable
09/04/2026 02 AM PDT 8.80 33 - Not Applicable
09/04/2026 03 AM PDT 8.78 32 - Not Applicable
09/04/2026 04 AM PDT 8.76 30 - Not Applicable
09/04/2026 05 AM PDT 8.75 30 - Not Applicable
09/04/2026 06 AM PDT 8.73 28 - Not Applicable
09/04/2026 07 AM PDT 8.70 26 - Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
09/04/2026 08 AM PDT 8.68 25 Not Applicable
09/04/2026 09 AM PDT 8.66 23 - Not Applicable
09/04/2026 10 AM PDT 8.64 22 - Not Applicable
09/04/2026 11 AM PDT 8.62 21 - Not Applicable
09/04/2026 12 PM PDT 8.60 19 - Not Applicable
09/04/2026 01 PM PDT 8.57 18 - Not Applicable
09/04/2026 02 PM PDT 8.55 16 - Not Applicable
09/04/2026 03 PM PDT 8.53 15 - Not Applicable
09/04/2026 04 PM PDT 8.50 14 - Not Applicable
09/04/2026 05 PM PDT 8.47 12 - Not Applicable
09/04/2026 06 PM PDT 8.47 12 0 Not Applicable
09/04/2026 07 PM PDT 8.47 12 0 Not Applicable
09/04/2026 08 PM PDT 8.47 12 0 Not Applicable
09/04/2026 09 PM PDT 8.47 12 0 Not Applicable
09/04/2026 10 PM PDT 8.47 12 0 Not Applicable
09/04/2026 11 PM PDT 8.46 12 - Not Applicable
09/05/2026 12 AM PDT 8.46 12 0 Not Applicable
09/05/2026 01 AM PDT 8.46 12 0 Not Applicable
09/05/2026 02 AM PDT 8.46 12 0 Not Applicable
09/05/2026 03 AM PDT 8.46 12 0 Not Applicable
09/05/2026 04 AM PDT 8.46 12 0 Not Applicable
09/05/2026 05 AM PDT 8.46 12 0 Not Applicable
09/05/2026 06 AM PDT 8.46 12 0 Not Applicable
09/05/2026 07 AM PDT 8.46 12 0 Not Applicable
09/05/2026 08 AM PDT 8.46 12 0 Not Applicable
09/05/2026 09 AM PDT 8.46 12 0 Not Applicable
09/05/2026 10 AM PDT 8.46 12 0 Not Applicable
09/05/2026 11 AM PDT 8.46 12 0 Not Applicable
09/05/2026 12 PM PDT 8.46 12 0 Not Applicable
09/05/2026 01 PM PDT 8.46 12 0 Not Applicable
09/05/2026 02 PM PDT 8.46 12 0 Not Applicable
09/05/2026 03 PM PDT 8.46 12 0 Not Applicable
09/05/2026 04 PM PDT 8.45 11 - Not Applicable
09/05/2026 05 PM PDT 8.45 11 0 Not Applicable
09/05/2026 06 PM PDT 8.45 11 0 Not Applicable
09/05/2026 07 PM PDT 8.45 11 0 Not Applicable
09/05/2026 08 PM PDT 8.45 11 0 Not Applicable
09/05/2026 09 PM PDT 8.45 11 0 Not Applicable
09/05/2026 10 PM PDT 8.45 11 0 Not Applicable
09/05/2026 11 PM PDT 8.45 11 0 Not Applicable
09/06/2026 12 AM PDT 8.45 11 0 Not Applicable
09/06/2026 01 AM PDT 8.45 11 0 Not Applicable
09/06/2026 02 AM PDT 8.45 11 0 Not Applicable
09/06/2026 03 AM PDT 8.45 11 0 Not Applicable
09/06/2026 04 AM PDT 8.45 11 0 Not Applicable
09/06/2026 05 AM PDT 8.45 11 0 Not Applicable
09/06/2026 06 AM PDT 8.45 11 0 Not Applicable
09/06/2026 07 AM PDT 8.45 11 0 Not Applicable
09/06/2026 08 AM PDT 8.45 11 0 Not Applicable
09/06/2026 09 AM PDT 8.45 11 0 Not Applicable
09/06/2026 10 AM PDT 8.45 11 0 Not Applicable
09/06/2026 11 AM PDT 8.45 11 0 Not Applicable
09/06/2026 12 PM PDT 8.45 11 0 Not Applicable
09/06/2026 01 PM PDT 8.45 11 0 Not Applicable
09/06/2026 02 PM PDT 8.45 11 0 Not Applicable
09/06/2026 03 PM PDT 8.45 11 0 Not Applicable
09/06/2026 04 PM PDT 8.44 11 - Not Applicable
09/06/2026 05 PM PDT 8.44 11 0 Not Applicable
09/06/2026 06 PM PDT 8.44 11 0 Not Applicable
09/06/2026 07 PM PDT 8.44 11 0 Not Applicable
09/06/2026 08 PM PDT 8.44 11 0 Not Applicable
09/06/2026 09 PM PDT 8.44 11 0 Not Applicable
09/06/2026 10 PM PDT 8.44 11 0 Not Applicable
09/06/2026 11 PM PDT 8.44 11 0 Not Applicable
09/07/2026 12 AM PDT 8.44 11 0 Not Applicable
09/07/2026 01 AM PDT 8.44 11 0 Not Applicable
09/07/2026 02 AM PDT 8.44 11 0 Not Applicable
09/07/2026 03 AM PDT 8.44 11 0 Not Applicable
09/07/2026 04 AM PDT 8.44 11 0 Not Applicable
09/07/2026 05 AM PDT 8.44 11 0 Not Applicable
09/07/2026 06 AM PDT 8.44 11 0 Not Applicable
09/07/2026 07 AM PDT 8.44 11 0 Not Applicable
09/07/2026 08 AM PDT 8.44 11 0 Not Applicable
09/07/2026 09 AM PDT 8.44 11 0 Not Applicable
09/07/2026 10 AM PDT 8.44 11 0 Not Applicable
09/07/2026 11 AM PDT 8.44 11 0 Not Applicable
09/07/2026 12 PM PDT 8.44 11 0 Not Applicable
09/07/2026 01 PM PDT 8.44 11 0 Not Applicable
09/07/2026 02 PM PDT 8.44 11 0 Not Applicable
09/07/2026 03 PM PDT 8.44 11 0 Not Applicable
09/07/2026 04 PM PDT 8.44 11 0 Not Applicable
09/07/2026 05 PM PDT 8.43 10 - Not Applicable
09/07/2026 06 PM PDT 8.43 10 0 Not Applicable
09/07/2026 07 PM PDT 8.43 10 0 Not Applicable
09/07/2026 08 PM PDT 8.43 10 0 Not Applicable
09/07/2026 09 PM PDT 8.43 10 0 Not Applicable
09/07/2026 10 PM PDT 8.43 10 0 Not Applicable
09/07/2026 11 PM PDT 8.43 10 0 Not Applicable
09/08/2026 12 AM PDT 8.43 10 0 Not Applicable
09/08/2026 01 AM PDT 8.43 10 0 Not Applicable
09/08/2026 02 AM PDT 8.43 10 0 Not Applicable
09/08/2026 03 AM PDT 8.43 10 0 Not Applicable
09/08/2026 04 AM PDT 8.43 10 0 Not Applicable
09/08/2026 05 AM PDT 8.43 10 0 Not Applicable
09/08/2026 06 AM PDT 8.43 10 0 Not Applicable
09/08/2026 07 AM PDT 8.43 10 0 Not Applicable
09/08/2026 08 AM PDT 8.43 10 0 Not Applicable
09/08/2026 09 AM PDT 8.43 10 0 Not Applicable
09/08/2026 10 AM PDT 8.43 10 0 Not Applicable
09/08/2026 11 AM PDT 8.43 10 0 Not Applicable
09/08/2026 12 PM PDT 8.43 10 0 Not Applicable
09/08/2026 01 PM PDT 8.43 10 0 Not Applicable
09/08/2026 02 PM PDT 8.43 10 0 Not Applicable
09/08/2026 03 PM PDT 8.43 10 0 Not Applicable
09/08/2026 04 PM PDT 8.43 10 0 Not Applicable
09/08/2026 05 PM PDT 8.43 10 0 Not Applicable
09/08/2026 06 PM PDT 8.42 10 - Not Applicable
09/08/2026 07 PM PDT 8.42 10 0 Not Applicable
09/08/2026 08 PM PDT 8.42 10 0 Not Applicable
09/08/2026 09 PM PDT 8.42 10 0 Not Applicable
09/08/2026 10 PM PDT 8.42 10 0 Not Applicable
09/08/2026 11 PM PDT 8.42 10 0 Not Applicable
09/09/2026 12 AM PDT 8.42 10 0 Not Applicable
09/09/2026 01 AM PDT 8.42 10 0 Not Applicable
09/09/2026 02 AM PDT 8.42 10 0 Not Applicable
09/09/2026 03 AM PDT 8.42 10 0 Not Applicable
09/09/2026 04 AM PDT 8.42 10 0 Not Applicable
09/09/2026 05 AM PDT 8.42 10 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.
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