# Tabular Observed and Forecast Hydrograph Information
#
# Location: Mattole River - Petrolia (MTOC1)
#
# File Generation Time: 04/11/2026 at 08:38 AM PDT
# Data Interval: 1 Hour
#
# Most Recent Date & Time of Maximum Observed: 04/06/2026 at 01:00 PM PDT
# Maximum Observed Stage: 12.19 Feet
# Maximum Observed Flow: 306 cfs
#
# Earliest Date & Time of Maximum Forecast: 04/12/2026 at 06:00 AM PDT
# Maximum Forecast Stage: 13.37 Feet
# Maximum Forecast Flow: 1540 cfs
#
# OBSERVED
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Observed Status
# ---------------------------------------------------------------------------------
04/06/2026 08 AM PDT 12.18 298 Not Applicable
04/06/2026 09 AM PDT 12.18 298 0 Not Applicable
04/06/2026 10 AM PDT 12.19 306 + Not Applicable
04/06/2026 11 AM PDT 12.18 298 - Not Applicable
04/06/2026 12 PM PDT 12.18 298 0 Not Applicable
04/06/2026 01 PM PDT 12.19 306 + Not Applicable
04/06/2026 02 PM PDT 12.18 298 - Not Applicable
04/06/2026 03 PM PDT 12.18 298 0 Not Applicable
04/06/2026 04 PM PDT 12.18 298 0 Not Applicable
04/06/2026 05 PM PDT 12.18 298 0 Not Applicable
04/06/2026 06 PM PDT 12.18 298 0 Not Applicable
04/06/2026 07 PM PDT 12.18 298 0 Not Applicable
04/06/2026 08 PM PDT 12.17 291 - Not Applicable
04/06/2026 09 PM PDT 12.17 291 0 Not Applicable
04/06/2026 10 PM PDT 12.17 291 0 Not Applicable
04/06/2026 11 PM PDT 12.17 291 0 Not Applicable
04/07/2026 12 AM PDT 12.17 291 0 Not Applicable
04/07/2026 01 AM PDT 12.17 291 0 Not Applicable
04/07/2026 02 AM PDT 12.17 291 0 Not Applicable
04/07/2026 03 AM PDT 12.17 291 0 Not Applicable
04/07/2026 04 AM PDT 12.17 291 0 Not Applicable
04/07/2026 05 AM PDT 12.16 283 - Not Applicable
04/07/2026 06 AM PDT 12.16 283 0 Not Applicable
04/07/2026 07 AM PDT 12.16 283 0 Not Applicable
04/07/2026 08 AM PDT 12.16 283 0 Not Applicable
04/07/2026 09 AM PDT 12.16 283 0 Not Applicable
04/07/2026 10 AM PDT 12.16 283 0 Not Applicable
04/07/2026 11 AM PDT 12.16 283 0 Not Applicable
04/07/2026 12 PM PDT 12.16 283 0 Not Applicable
04/07/2026 01 PM PDT 12.16 283 0 Not Applicable
04/07/2026 02 PM PDT 12.16 283 0 Not Applicable
04/07/2026 03 PM PDT 12.16 283 0 Not Applicable
04/07/2026 04 PM PDT 12.16 283 0 Not Applicable
04/07/2026 05 PM PDT 12.15 276 - Not Applicable
04/07/2026 06 PM PDT 12.16 283 + Not Applicable
04/07/2026 07 PM PDT 12.15 276 - Not Applicable
04/07/2026 08 PM PDT 12.15 276 0 Not Applicable
04/07/2026 09 PM PDT 12.15 276 0 Not Applicable
04/07/2026 10 PM PDT 12.15 276 0 Not Applicable
04/07/2026 11 PM PDT 12.15 276 0 Not Applicable
04/08/2026 12 AM PDT 12.14 269 - Not Applicable
04/08/2026 01 AM PDT 12.15 276 + Not Applicable
04/08/2026 02 AM PDT 12.14 269 - Not Applicable
04/08/2026 03 AM PDT 12.14 269 0 Not Applicable
04/08/2026 04 AM PDT 12.14 269 0 Not Applicable
04/08/2026 05 AM PDT 12.14 269 0 Not Applicable
04/08/2026 06 AM PDT 12.14 269 0 Not Applicable
04/08/2026 07 AM PDT 12.14 269 0 Not Applicable
04/08/2026 08 AM PDT 12.14 269 0 Not Applicable
04/08/2026 09 AM PDT 12.14 269 0 Not Applicable
04/08/2026 10 AM PDT 12.14 269 0 Not Applicable
04/08/2026 11 AM PDT 12.14 269 0 Not Applicable
04/08/2026 12 PM PDT 12.14 269 0 Not Applicable
04/08/2026 01 PM PDT 12.14 269 0 Not Applicable
04/08/2026 02 PM PDT 12.14 269 0 Not Applicable
04/08/2026 03 PM PDT 12.14 269 0 Not Applicable
04/08/2026 04 PM PDT 12.14 269 0 Not Applicable
04/08/2026 05 PM PDT 12.14 269 0 Not Applicable
04/08/2026 06 PM PDT 12.13 262 - Not Applicable
04/08/2026 07 PM PDT 12.13 262 0 Not Applicable
04/08/2026 08 PM PDT 12.13 262 0 Not Applicable
04/08/2026 09 PM PDT 12.13 262 0 Not Applicable
04/08/2026 10 PM PDT 12.13 262 0 Not Applicable
04/08/2026 11 PM PDT 12.13 262 0 Not Applicable
04/09/2026 12 AM PDT 12.13 262 0 Not Applicable
04/09/2026 01 AM PDT 12.13 262 0 Not Applicable
04/09/2026 02 AM PDT 12.13 262 0 Not Applicable
04/09/2026 03 AM PDT 12.12 255 - Not Applicable
04/09/2026 04 AM PDT 12.12 255 0 Not Applicable
04/09/2026 05 AM PDT 12.13 262 + Not Applicable
04/09/2026 06 AM PDT 12.12 255 - Not Applicable
04/09/2026 07 AM PDT 12.13 262 + Not Applicable
04/09/2026 08 AM PDT 12.12 255 - Not Applicable
04/09/2026 09 AM PDT 12.12 255 0 Not Applicable
04/09/2026 10 AM PDT 12.12 255 0 Not Applicable
04/09/2026 11 AM PDT 12.13 262 + Not Applicable
04/09/2026 12 PM PDT 12.12 255 - Not Applicable
04/09/2026 01 PM PDT 12.13 262 + Not Applicable
04/09/2026 02 PM PDT 12.13 262 0 Not Applicable
04/09/2026 03 PM PDT 12.13 262 0 Not Applicable
04/09/2026 04 PM PDT 12.12 255 - Not Applicable
04/09/2026 05 PM PDT 12.12 255 0 Not Applicable
04/09/2026 06 PM PDT 12.12 255 0 Not Applicable
04/09/2026 07 PM PDT 12.12 255 0 Not Applicable
04/09/2026 08 PM PDT 12.12 255 0 Not Applicable
04/09/2026 09 PM PDT 12.12 255 0 Not Applicable
04/09/2026 10 PM PDT 12.12 255 0 Not Applicable
04/09/2026 11 PM PDT 12.12 255 0 Not Applicable
04/10/2026 12 AM PDT 12.12 255 0 Not Applicable
04/10/2026 01 AM PDT 12.12 255 0 Not Applicable
04/10/2026 02 AM PDT 12.12 255 0 Not Applicable
04/10/2026 03 AM PDT 12.12 255 0 Not Applicable
04/10/2026 04 AM PDT 12.12 255 0 Not Applicable
04/10/2026 05 AM PDT 12.11 248 - Not Applicable
04/10/2026 06 AM PDT 12.12 255 + Not Applicable
04/10/2026 07 AM PDT 12.11 248 - Not Applicable
04/10/2026 08 AM PDT 12.12 255 + Not Applicable
04/10/2026 09 AM PDT 12.12 255 0 Not Applicable
04/10/2026 10 AM PDT 12.12 255 0 Not Applicable
04/10/2026 11 AM PDT 12.12 255 0 Not Applicable
04/10/2026 12 PM PDT 12.12 255 0 Not Applicable
04/10/2026 01 PM PDT 12.12 255 0 Not Applicable
04/10/2026 02 PM PDT 12.12 255 0 Not Applicable
04/10/2026 03 PM PDT 12.12 255 0 Not Applicable
04/10/2026 04 PM PDT 12.12 255 0 Not Applicable
04/10/2026 05 PM PDT 12.12 255 0 Not Applicable
04/10/2026 06 PM PDT 12.12 255 0 Not Applicable
04/10/2026 07 PM PDT 12.12 255 0 Not Applicable
04/10/2026 08 PM PDT 12.12 255 0 Not Applicable
04/10/2026 09 PM PDT 12.12 255 0 Not Applicable
04/10/2026 10 PM PDT 12.14 269 + Not Applicable
04/10/2026 11 PM PDT 12.15 276 + Not Applicable
04/11/2026 12 AM PDT 12.15 276 0 Not Applicable
04/11/2026 01 AM PDT 12.15 276 0 Not Applicable
04/11/2026 02 AM PDT 12.16 283 + Not Applicable
04/11/2026 03 AM PDT 12.16 283 0 Not Applicable
04/11/2026 04 AM PDT 12.17 291 + Not Applicable
04/11/2026 05 AM PDT 12.16 283 - Not Applicable
04/11/2026 06 AM PDT 12.16 283 0 Not Applicable
04/11/2026 07 AM PDT 12.17 291 + Not Applicable
04/11/2026 08 AM PDT 12.17 291 0 Not Applicable
#
# FORECAST
#
# Date & Time (Local) Stage (Feet) Flow (cfs) Trend Forecast Status
# ---------------------------------------------------------------------------------
04/11/2026 09 AM PDT 12.17 291 Not Applicable
04/11/2026 10 AM PDT 12.17 291 0 Not Applicable
04/11/2026 11 AM PDT 12.17 291 0 Not Applicable
04/11/2026 12 PM PDT 12.18 298 + Not Applicable
04/11/2026 01 PM PDT 12.18 298 0 Not Applicable
04/11/2026 02 PM PDT 12.18 298 0 Not Applicable
04/11/2026 03 PM PDT 12.19 306 + Not Applicable
04/11/2026 04 PM PDT 12.19 306 0 Not Applicable
04/11/2026 05 PM PDT 12.20 314 + Not Applicable
04/11/2026 06 PM PDT 12.22 330 + Not Applicable
04/11/2026 07 PM PDT 12.23 338 + Not Applicable
04/11/2026 08 PM PDT 12.26 364 + Not Applicable
04/11/2026 09 PM PDT 12.29 390 + Not Applicable
04/11/2026 10 PM PDT 12.38 479 + Not Applicable
04/11/2026 11 PM PDT 12.50 600 + Not Applicable
04/12/2026 12 AM PDT 12.65 757 + Not Applicable
04/12/2026 01 AM PDT 12.84 964 + Not Applicable
04/12/2026 02 AM PDT 13.05 1197 + Not Applicable
04/12/2026 03 AM PDT 13.31 1475 + Not Applicable
04/12/2026 04 AM PDT 13.34 1507 + Not Applicable
04/12/2026 05 AM PDT 13.36 1529 + Not Applicable
04/12/2026 06 AM PDT 13.37 1540 + Not Applicable
04/12/2026 07 AM PDT 13.37 1540 0 Not Applicable
04/12/2026 08 AM PDT 13.35 1518 - Not Applicable
04/12/2026 09 AM PDT 13.32 1486 - Not Applicable
04/12/2026 10 AM PDT 13.30 1464 - Not Applicable
04/12/2026 11 AM PDT 13.28 1442 - Not Applicable
04/12/2026 12 PM PDT 13.25 1410 - Not Applicable
04/12/2026 01 PM PDT 13.21 1367 - Not Applicable
04/12/2026 02 PM PDT 13.18 1335 - Not Applicable
04/12/2026 03 PM PDT 13.14 1292 - Not Applicable
04/12/2026 04 PM PDT 13.10 1250 - Not Applicable
04/12/2026 05 PM PDT 13.07 1218 - Not Applicable
04/12/2026 06 PM PDT 13.04 1186 - Not Applicable
04/12/2026 07 PM PDT 13.02 1166 - Not Applicable
04/12/2026 08 PM PDT 12.99 1133 - Not Applicable
04/12/2026 09 PM PDT 12.96 1099 - Not Applicable
04/12/2026 10 PM PDT 12.93 1065 - Not Applicable
04/12/2026 11 PM PDT 12.89 1020 - Not Applicable
04/13/2026 12 AM PDT 12.86 986 - Not Applicable
04/13/2026 01 AM PDT 12.83 953 - Not Applicable
04/13/2026 02 AM PDT 12.80 920 - Not Applicable
04/13/2026 03 AM PDT 12.77 887 - Not Applicable
04/13/2026 04 AM PDT 12.75 865 - Not Applicable
04/13/2026 05 AM PDT 12.72 832 - Not Applicable
04/13/2026 06 AM PDT 12.71 821 - Not Applicable
04/13/2026 07 AM PDT 12.69 800 - Not Applicable
04/13/2026 08 AM PDT 12.68 789 - Not Applicable
04/13/2026 09 AM PDT 12.66 768 - Not Applicable
04/13/2026 10 AM PDT 12.64 746 - Not Applicable
04/13/2026 11 AM PDT 12.63 736 - Not Applicable
04/13/2026 12 PM PDT 12.61 715 - Not Applicable
04/13/2026 01 PM PDT 12.60 704 - Not Applicable
04/13/2026 02 PM PDT 12.59 694 - Not Applicable
04/13/2026 03 PM PDT 12.57 673 - Not Applicable
04/13/2026 04 PM PDT 12.56 662 - Not Applicable
04/13/2026 05 PM PDT 12.55 652 - Not Applicable
04/13/2026 06 PM PDT 12.54 641 - Not Applicable
04/13/2026 07 PM PDT 12.53 631 - Not Applicable
04/13/2026 08 PM PDT 12.51 610 - Not Applicable
04/13/2026 09 PM PDT 12.50 600 - Not Applicable
04/13/2026 10 PM PDT 12.49 590 - Not Applicable
04/13/2026 11 PM PDT 12.49 590 0 Not Applicable
04/14/2026 12 AM PDT 12.48 580 - Not Applicable
04/14/2026 01 AM PDT 12.47 570 - Not Applicable
04/14/2026 02 AM PDT 12.46 560 - Not Applicable
04/14/2026 03 AM PDT 12.45 550 - Not Applicable
04/14/2026 04 AM PDT 12.45 550 0 Not Applicable
04/14/2026 05 AM PDT 12.44 540 - Not Applicable
04/14/2026 06 AM PDT 12.43 530 - Not Applicable
04/14/2026 07 AM PDT 12.43 530 0 Not Applicable
04/14/2026 08 AM PDT 12.42 520 - Not Applicable
04/14/2026 09 AM PDT 12.42 520 0 Not Applicable
04/14/2026 10 AM PDT 12.41 510 - Not Applicable
04/14/2026 11 AM PDT 12.41 510 0 Not Applicable
04/14/2026 12 PM PDT 12.40 500 - Not Applicable
04/14/2026 01 PM PDT 12.40 500 0 Not Applicable
04/14/2026 02 PM PDT 12.39 490 - Not Applicable
04/14/2026 03 PM PDT 12.39 490 0 Not Applicable
04/14/2026 04 PM PDT 12.38 479 - Not Applicable
04/14/2026 05 PM PDT 12.38 479 0 Not Applicable
04/14/2026 06 PM PDT 12.38 479 0 Not Applicable
04/14/2026 07 PM PDT 12.37 469 - Not Applicable
04/14/2026 08 PM PDT 12.37 469 0 Not Applicable
04/14/2026 09 PM PDT 12.37 469 0 Not Applicable
04/14/2026 10 PM PDT 12.36 458 - Not Applicable
04/14/2026 11 PM PDT 12.36 458 0 Not Applicable
04/15/2026 12 AM PDT 12.36 458 0 Not Applicable
04/15/2026 01 AM PDT 12.35 448 - Not Applicable
04/15/2026 02 AM PDT 12.35 448 0 Not Applicable
04/15/2026 03 AM PDT 12.35 448 0 Not Applicable
04/15/2026 04 AM PDT 12.35 448 0 Not Applicable
04/15/2026 05 AM PDT 12.34 438 - Not Applicable
04/15/2026 06 AM PDT 12.34 438 0 Not Applicable
04/15/2026 07 AM PDT 12.34 438 0 Not Applicable
04/15/2026 08 AM PDT 12.34 438 0 Not Applicable
04/15/2026 09 AM PDT 12.33 428 - Not Applicable
04/15/2026 10 AM PDT 12.33 428 0 Not Applicable
04/15/2026 11 AM PDT 12.33 428 0 Not Applicable
04/15/2026 12 PM PDT 12.33 428 0 Not Applicable
04/15/2026 01 PM PDT 12.32 419 - Not Applicable
04/15/2026 02 PM PDT 12.32 419 0 Not Applicable
04/15/2026 03 PM PDT 12.32 419 0 Not Applicable
04/15/2026 04 PM PDT 12.32 419 0 Not Applicable
04/15/2026 05 PM PDT 12.32 419 0 Not Applicable
04/15/2026 06 PM PDT 12.31 409 - Not Applicable
04/15/2026 07 PM PDT 12.31 409 0 Not Applicable
04/15/2026 08 PM PDT 12.31 409 0 Not Applicable
04/15/2026 09 PM PDT 12.31 409 0 Not Applicable
04/15/2026 10 PM PDT 12.31 409 0 Not Applicable
04/15/2026 11 PM PDT 12.31 409 0 Not Applicable
04/16/2026 12 AM PDT 12.31 409 0 Not Applicable
04/16/2026 01 AM PDT 12.31 409 0 Not Applicable
04/16/2026 02 AM PDT 12.30 400 - Not Applicable
04/16/2026 03 AM PDT 12.30 400 0 Not Applicable
04/16/2026 04 AM PDT 12.30 400 0 Not Applicable
04/16/2026 05 AM PDT 12.30 400 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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