# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mattole River - Ettersburg (ETTC1)
#
# File Generation Time: 04/03/2026 at 12:55 PM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/01/2026 at 07:00 PM PDT
# Maximum Observed Stage: 11.15 Feet
# Maximum Observed Flow: 453 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/03/2026 at 01:00 PM PDT
# Maximum Forecast Stage: 9.34 Feet
# Maximum Forecast Flow: 83 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
03/29/2026 12 PM PDT 9.15 60 Not Applicable
03/29/2026 01 PM PDT 9.15 60 0 Not Applicable
03/29/2026 02 PM PDT 9.15 60 0 Not Applicable
03/29/2026 03 PM PDT 9.15 60 0 Not Applicable
03/29/2026 04 PM PDT 9.15 60 0 Not Applicable
03/29/2026 05 PM PDT 9.15 60 0 Not Applicable
03/29/2026 06 PM PDT 9.15 60 0 Not Applicable
03/29/2026 07 PM PDT 9.14 59 - Not Applicable
03/29/2026 08 PM PDT 9.14 59 0 Not Applicable
03/29/2026 09 PM PDT 9.14 59 0 Not Applicable
03/29/2026 10 PM PDT 9.13 58 - Not Applicable
03/29/2026 11 PM PDT 9.13 58 0 Not Applicable
03/30/2026 12 AM PDT 9.13 58 0 Not Applicable
03/30/2026 01 AM PDT 9.13 58 0 Not Applicable
03/30/2026 02 AM PDT 9.13 58 0 Not Applicable
03/30/2026 03 AM PDT 9.13 58 0 Not Applicable
03/30/2026 04 AM PDT 9.13 58 0 Not Applicable
03/30/2026 05 AM PDT 9.12 57 - Not Applicable
03/30/2026 06 AM PDT 9.13 58 + Not Applicable
03/30/2026 07 AM PDT 9.12 57 - Not Applicable
03/30/2026 08 AM PDT 9.12 57 0 Not Applicable
03/30/2026 09 AM PDT 9.13 58 + Not Applicable
03/30/2026 10 AM PDT 9.12 57 - Not Applicable
03/30/2026 11 AM PDT 9.13 58 + Not Applicable
03/30/2026 12 PM PDT 9.13 58 0 Not Applicable
03/30/2026 01 PM PDT 9.13 58 0 Not Applicable
03/30/2026 02 PM PDT 9.13 58 0 Not Applicable
03/30/2026 03 PM PDT 9.13 58 0 Not Applicable
03/30/2026 04 PM PDT 9.13 58 0 Not Applicable
03/30/2026 05 PM PDT 9.13 58 0 Not Applicable
03/30/2026 06 PM PDT 9.13 58 0 Not Applicable
03/30/2026 07 PM PDT 9.13 58 0 Not Applicable
03/30/2026 08 PM PDT 9.13 58 0 Not Applicable
03/30/2026 09 PM PDT 9.12 57 - Not Applicable
03/30/2026 10 PM PDT 9.13 58 + Not Applicable
03/30/2026 11 PM PDT 9.12 57 - Not Applicable
03/31/2026 12 AM PDT 9.12 57 0 Not Applicable
03/31/2026 01 AM PDT 9.12 57 0 Not Applicable
03/31/2026 02 AM PDT 9.12 57 0 Not Applicable
03/31/2026 03 AM PDT 9.12 57 0 Not Applicable
03/31/2026 04 AM PDT 9.12 57 0 Not Applicable
03/31/2026 05 AM PDT 9.12 57 0 Not Applicable
03/31/2026 06 AM PDT 9.12 57 0 Not Applicable
03/31/2026 07 AM PDT 9.11 56 - Not Applicable
03/31/2026 08 AM PDT 9.11 56 0 Not Applicable
03/31/2026 09 AM PDT 9.12 57 + Not Applicable
03/31/2026 10 AM PDT 9.12 57 0 Not Applicable
03/31/2026 11 AM PDT 9.13 58 + Not Applicable
03/31/2026 12 PM PDT 9.13 58 0 Not Applicable
03/31/2026 01 PM PDT 9.13 58 0 Not Applicable
03/31/2026 02 PM PDT 9.13 58 0 Not Applicable
03/31/2026 03 PM PDT 9.13 58 0 Not Applicable
03/31/2026 04 PM PDT 9.13 58 0 Not Applicable
03/31/2026 05 PM PDT 9.13 58 0 Not Applicable
03/31/2026 06 PM PDT 9.13 58 0 Not Applicable
03/31/2026 07 PM PDT 9.13 58 0 Not Applicable
03/31/2026 08 PM PDT 9.12 57 - Not Applicable
03/31/2026 09 PM PDT 9.12 57 0 Not Applicable
03/31/2026 10 PM PDT 9.12 57 0 Not Applicable
03/31/2026 11 PM PDT 9.12 57 0 Not Applicable
04/01/2026 12 AM PDT 9.12 57 0 Not Applicable
04/01/2026 01 AM PDT 9.12 57 0 Not Applicable
04/01/2026 02 AM PDT 9.12 57 0 Not Applicable
04/01/2026 03 AM PDT 9.12 57 0 Not Applicable
04/01/2026 04 AM PDT 9.12 57 0 Not Applicable
04/01/2026 05 AM PDT 9.13 58 + Not Applicable
04/01/2026 06 AM PDT 9.13 58 0 Not Applicable
04/01/2026 07 AM PDT 9.13 58 0 Not Applicable
04/01/2026 08 AM PDT 9.14 59 + Not Applicable
04/01/2026 09 AM PDT 9.14 59 0 Not Applicable
04/01/2026 10 AM PDT 9.16 61 + Not Applicable
04/01/2026 11 AM PDT 9.16 61 0 Not Applicable
04/01/2026 12 PM PDT 9.19 65 + Not Applicable
04/01/2026 01 PM PDT 9.24 70 + Not Applicable
04/01/2026 02 PM PDT 9.30 78 + Not Applicable
04/01/2026 03 PM PDT 9.40 92 + Not Applicable
04/01/2026 04 PM PDT 9.52 113 + Not Applicable
04/01/2026 05 PM PDT 9.76 153 + Not Applicable
04/01/2026 06 PM PDT 10.36 264 + Not Applicable
04/01/2026 07 PM PDT 11.15 453 + Not Applicable
04/01/2026 08 PM PDT 11.11 440 - Not Applicable
04/01/2026 09 PM PDT 10.88 381 - Not Applicable
04/01/2026 10 PM PDT 10.70 339 - Not Applicable
04/01/2026 11 PM PDT 10.54 303 - Not Applicable
04/02/2026 12 AM PDT 10.41 275 - Not Applicable
04/02/2026 01 AM PDT 10.29 250 - Not Applicable
04/02/2026 02 AM PDT 10.21 234 - Not Applicable
04/02/2026 03 AM PDT 10.13 218 - Not Applicable
04/02/2026 04 AM PDT 10.06 205 - Not Applicable
04/02/2026 05 AM PDT 9.99 193 - Not Applicable
04/02/2026 06 AM PDT 9.94 184 - Not Applicable
04/02/2026 07 AM PDT 9.87 171 - Not Applicable
04/02/2026 08 AM PDT 9.84 166 - Not Applicable
04/02/2026 09 AM PDT 9.78 156 - Not Applicable
04/02/2026 10 AM PDT 9.74 150 - Not Applicable
04/02/2026 11 AM PDT 9.70 143 - Not Applicable
04/02/2026 12 PM PDT 9.66 137 - Not Applicable
04/02/2026 01 PM PDT 9.64 134 - Not Applicable
04/02/2026 02 PM PDT 9.60 128 - Not Applicable
04/02/2026 03 PM PDT 9.58 124 - Not Applicable
04/02/2026 04 PM PDT 9.56 120 - Not Applicable
04/02/2026 05 PM PDT 9.54 116 - Not Applicable
04/02/2026 06 PM PDT 9.53 114 - Not Applicable
04/02/2026 07 PM PDT 9.52 113 - Not Applicable
04/02/2026 08 PM PDT 9.50 109 - Not Applicable
04/02/2026 09 PM PDT 9.48 105 - Not Applicable
04/02/2026 10 PM PDT 9.47 104 - Not Applicable
04/02/2026 11 PM PDT 9.45 100 - Not Applicable
04/03/2026 12 AM PDT 9.44 98 - Not Applicable
04/03/2026 01 AM PDT 9.43 97 - Not Applicable
04/03/2026 02 AM PDT 9.42 95 - Not Applicable
04/03/2026 03 AM PDT 9.41 94 - Not Applicable
04/03/2026 04 AM PDT 9.40 92 - Not Applicable
04/03/2026 05 AM PDT 9.39 91 - Not Applicable
04/03/2026 06 AM PDT 9.38 89 - Not Applicable
04/03/2026 07 AM PDT 9.37 88 - Not Applicable
04/03/2026 08 AM PDT 9.38 89 + Not Applicable
04/03/2026 09 AM PDT 9.37 88 - Not Applicable
04/03/2026 10 AM PDT 9.36 86 - Not Applicable
04/03/2026 11 AM PDT 9.35 85 - Not Applicable
04/03/2026 12 PM PDT 9.35 85 0 Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/03/2026 01 PM PDT 9.34 83 Not Applicable
04/03/2026 02 PM PDT 9.34 83 0 Not Applicable
04/03/2026 03 PM PDT 9.33 82 - Not Applicable
04/03/2026 04 PM PDT 9.33 82 0 Not Applicable
04/03/2026 05 PM PDT 9.33 82 0 Not Applicable
04/03/2026 06 PM PDT 9.33 82 0 Not Applicable
04/03/2026 07 PM PDT 9.32 80 - Not Applicable
04/03/2026 08 PM PDT 9.32 80 0 Not Applicable
04/03/2026 09 PM PDT 9.32 80 0 Not Applicable
04/03/2026 10 PM PDT 9.32 80 0 Not Applicable
04/03/2026 11 PM PDT 9.32 80 0 Not Applicable
04/04/2026 12 AM PDT 9.32 80 0 Not Applicable
04/04/2026 01 AM PDT 9.31 79 - Not Applicable
04/04/2026 02 AM PDT 9.31 79 0 Not Applicable
04/04/2026 03 AM PDT 9.31 79 0 Not Applicable
04/04/2026 04 AM PDT 9.31 79 0 Not Applicable
04/04/2026 05 AM PDT 9.31 79 0 Not Applicable
04/04/2026 06 AM PDT 9.31 79 0 Not Applicable
04/04/2026 07 AM PDT 9.31 79 0 Not Applicable
04/04/2026 08 AM PDT 9.31 79 0 Not Applicable
04/04/2026 09 AM PDT 9.30 78 - Not Applicable
04/04/2026 10 AM PDT 9.30 78 0 Not Applicable
04/04/2026 11 AM PDT 9.30 78 0 Not Applicable
04/04/2026 12 PM PDT 9.30 78 0 Not Applicable
04/04/2026 01 PM PDT 9.30 78 0 Not Applicable
04/04/2026 02 PM PDT 9.30 78 0 Not Applicable
04/04/2026 03 PM PDT 9.30 78 0 Not Applicable
04/04/2026 04 PM PDT 9.30 78 0 Not Applicable
04/04/2026 05 PM PDT 9.30 78 0 Not Applicable
04/04/2026 06 PM PDT 9.30 78 0 Not Applicable
04/04/2026 07 PM PDT 9.30 78 0 Not Applicable
04/04/2026 08 PM PDT 9.29 77 - Not Applicable
04/04/2026 09 PM PDT 9.29 77 0 Not Applicable
04/04/2026 10 PM PDT 9.29 77 0 Not Applicable
04/04/2026 11 PM PDT 9.29 77 0 Not Applicable
04/05/2026 12 AM PDT 9.29 77 0 Not Applicable
04/05/2026 01 AM PDT 9.29 77 0 Not Applicable
04/05/2026 02 AM PDT 9.29 77 0 Not Applicable
04/05/2026 03 AM PDT 9.29 77 0 Not Applicable
04/05/2026 04 AM PDT 9.29 77 0 Not Applicable
04/05/2026 05 AM PDT 9.29 77 0 Not Applicable
04/05/2026 06 AM PDT 9.29 77 0 Not Applicable
04/05/2026 07 AM PDT 9.29 77 0 Not Applicable
04/05/2026 08 AM PDT 9.28 75 - Not Applicable
04/05/2026 09 AM PDT 9.28 75 0 Not Applicable
04/05/2026 10 AM PDT 9.28 75 0 Not Applicable
04/05/2026 11 AM PDT 9.28 75 0 Not Applicable
04/05/2026 12 PM PDT 9.28 75 0 Not Applicable
04/05/2026 01 PM PDT 9.28 75 0 Not Applicable
04/05/2026 02 PM PDT 9.28 75 0 Not Applicable
04/05/2026 03 PM PDT 9.28 75 0 Not Applicable
04/05/2026 04 PM PDT 9.28 75 0 Not Applicable
04/05/2026 05 PM PDT 9.28 75 0 Not Applicable
04/05/2026 06 PM PDT 9.28 75 0 Not Applicable
04/05/2026 07 PM PDT 9.28 75 0 Not Applicable
04/05/2026 08 PM PDT 9.27 74 - Not Applicable
04/05/2026 09 PM PDT 9.27 74 0 Not Applicable
04/05/2026 10 PM PDT 9.27 74 0 Not Applicable
04/05/2026 11 PM PDT 9.27 74 0 Not Applicable
04/06/2026 12 AM PDT 9.27 74 0 Not Applicable
04/06/2026 01 AM PDT 9.27 74 0 Not Applicable
04/06/2026 02 AM PDT 9.27 74 0 Not Applicable
04/06/2026 03 AM PDT 9.27 74 0 Not Applicable
04/06/2026 04 AM PDT 9.27 74 0 Not Applicable
04/06/2026 05 AM PDT 9.27 74 0 Not Applicable
04/06/2026 06 AM PDT 9.27 74 0 Not Applicable
04/06/2026 07 AM PDT 9.27 74 0 Not Applicable
04/06/2026 08 AM PDT 9.27 74 0 Not Applicable
04/06/2026 09 AM PDT 9.26 73 - Not Applicable
04/06/2026 10 AM PDT 9.26 73 0 Not Applicable
04/06/2026 11 AM PDT 9.26 73 0 Not Applicable
04/06/2026 12 PM PDT 9.26 73 0 Not Applicable
04/06/2026 01 PM PDT 9.26 73 0 Not Applicable
04/06/2026 02 PM PDT 9.26 73 0 Not Applicable
04/06/2026 03 PM PDT 9.26 73 0 Not Applicable
04/06/2026 04 PM PDT 9.26 73 0 Not Applicable
04/06/2026 05 PM PDT 9.26 73 0 Not Applicable
04/06/2026 06 PM PDT 9.26 73 0 Not Applicable
04/06/2026 07 PM PDT 9.26 73 0 Not Applicable
04/06/2026 08 PM PDT 9.26 73 0 Not Applicable
04/06/2026 09 PM PDT 9.26 73 0 Not Applicable
04/06/2026 10 PM PDT 9.26 73 0 Not Applicable
04/06/2026 11 PM PDT 9.26 73 0 Not Applicable
04/07/2026 12 AM PDT 9.25 71 - Not Applicable
04/07/2026 01 AM PDT 9.25 71 0 Not Applicable
04/07/2026 02 AM PDT 9.25 71 0 Not Applicable
04/07/2026 03 AM PDT 9.25 71 0 Not Applicable
04/07/2026 04 AM PDT 9.25 71 0 Not Applicable
04/07/2026 05 AM PDT 9.25 71 0 Not Applicable
04/07/2026 06 AM PDT 9.25 71 0 Not Applicable
04/07/2026 07 AM PDT 9.25 71 0 Not Applicable
04/07/2026 08 AM PDT 9.25 71 0 Not Applicable
04/07/2026 09 AM PDT 9.25 71 0 Not Applicable
04/07/2026 10 AM PDT 9.25 71 0 Not Applicable
04/07/2026 11 AM PDT 9.25 71 0 Not Applicable
04/07/2026 12 PM PDT 9.25 71 0 Not Applicable
04/07/2026 01 PM PDT 9.25 71 0 Not Applicable
04/07/2026 02 PM PDT 9.24 70 - Not Applicable
04/07/2026 03 PM PDT 9.24 70 0 Not Applicable
04/07/2026 04 PM PDT 9.24 70 0 Not Applicable
04/07/2026 05 PM PDT 9.24 70 0 Not Applicable
04/07/2026 06 PM PDT 9.25 71 + Not Applicable
04/07/2026 07 PM PDT 9.25 71 0 Not Applicable
04/07/2026 08 PM PDT 9.25 71 0 Not Applicable
04/07/2026 09 PM PDT 9.25 71 0 Not Applicable
04/07/2026 10 PM PDT 9.25 71 0 Not Applicable
04/07/2026 11 PM PDT 9.25 71 0 Not Applicable
04/08/2026 12 AM PDT 9.25 71 0 Not Applicable
04/08/2026 01 AM PDT 9.25 71 0 Not Applicable
04/08/2026 02 AM PDT 9.26 73 + Not Applicable
04/08/2026 03 AM PDT 9.26 73 0 Not Applicable
04/08/2026 04 AM PDT 9.26 73 0 Not Applicable
04/08/2026 05 AM PDT 9.26 73 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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