TRINITY RIVER - HOOPA (HOOC1)
Latitude: 41.05º NLongitude: 123.68º WElevation: 333 Feet
Location: Humboldt County in CaliforniaBulletin Group: North CoastRiver Group: Klamath
Issuance Time: May 11 2025 at 8:02 AM PDTNext Issuance: May 12 2025 at 9:00 AM PDT
Action/Monitor: 44.0 FeetMinor Flood: 48.0 FeetModerate Flood: 52.0 FeetMajor Flood: 56.0 Feet

# Tabular Observed and Forecast Hydrograph Information
#
# Location: Trinity River - Hoopa (HOOC1)
#
# File Generation Time:  05/11/2025 at 08:02 AM PDT
# Data Interval:  1 Hour
#
# Most Recent Date & Time of Maximum Observed:  05/06/2025 at 01:00 PM PDT
# Maximum Observed Stage:                       16.34 Feet
# Maximum Observed Flow:                        6377 cfs
#
# Earliest Date & Time of Maximum Forecast:     05/11/2025 at 05:00 PM PDT
# Maximum Forecast Stage:                       15.91 Feet
# Maximum Forecast Flow:                        5664 cfs
#
# OBSERVED
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Observed Status
# ---------------------------------------------------------------------------------
  05/06/2025 08 AM PDT           16.31           6326                        Normal
  05/06/2025 09 AM PDT           16.30           6309         -              Normal
  05/06/2025 10 AM PDT           16.32           6343         +              Normal
  05/06/2025 11 AM PDT           16.32           6343         0              Normal
  05/06/2025 12 PM PDT           16.34           6377         +              Normal
  05/06/2025 01 PM PDT           16.34           6377         0              Normal
  05/06/2025 02 PM PDT           16.33           6360         -              Normal
  05/06/2025 03 PM PDT           16.32           6343         -              Normal
  05/06/2025 04 PM PDT           16.33           6360         +              Normal
  05/06/2025 05 PM PDT           16.33           6360         0              Normal
  05/06/2025 06 PM PDT           16.32           6343         -              Normal
  05/06/2025 07 PM PDT           16.31           6326         -              Normal
  05/06/2025 08 PM PDT           16.28           6275         -              Normal
  05/06/2025 09 PM PDT           16.28           6275         0              Normal
  05/06/2025 10 PM PDT           16.25           6224         -              Normal
  05/06/2025 11 PM PDT           16.23           6191         -              Normal
  05/07/2025 12 AM PDT           16.26           6241         +              Normal
  05/07/2025 01 AM PDT           16.22           6174         -              Normal
  05/07/2025 02 AM PDT           16.20           6141         -              Normal
  05/07/2025 03 AM PDT           16.20           6141         0              Normal
  05/07/2025 04 AM PDT           16.18           6107         -              Normal
  05/07/2025 05 AM PDT           16.16           6074         -              Normal
  05/07/2025 06 AM PDT           16.18           6107         +              Normal
  05/07/2025 07 AM PDT           16.18           6107         0              Normal
  05/07/2025 08 AM PDT           16.18           6107         0              Normal
  05/07/2025 09 AM PDT           16.20           6141         +              Normal
  05/07/2025 10 AM PDT           16.22           6174         +              Normal
  05/07/2025 11 AM PDT           16.23           6191         +              Normal
  05/07/2025 12 PM PDT           16.24           6208         +              Normal
  05/07/2025 01 PM PDT           16.27           6258         +              Normal
  05/07/2025 02 PM PDT           16.27           6258         0              Normal
  05/07/2025 03 PM PDT           16.24           6208         -              Normal
  05/07/2025 04 PM PDT           16.26           6241         +              Normal
  05/07/2025 05 PM PDT           16.26           6241         0              Normal
  05/07/2025 06 PM PDT           16.25           6224         -              Normal
  05/07/2025 07 PM PDT           16.23           6191         -              Normal
  05/07/2025 08 PM PDT           16.23           6191         0              Normal
  05/07/2025 09 PM PDT           16.21           6157         -              Normal
  05/07/2025 10 PM PDT           16.21           6157         0              Normal
  05/07/2025 11 PM PDT           16.19           6124         -              Normal
  05/08/2025 12 AM PDT           16.17           6090         -              Normal
  05/08/2025 01 AM PDT           16.16           6074         -              Normal
  05/08/2025 02 AM PDT           16.16           6074         0              Normal
  05/08/2025 03 AM PDT           16.15           6057         -              Normal
  05/08/2025 04 AM PDT           16.13           6024         -              Normal
  05/08/2025 05 AM PDT           16.15           6057         +              Normal
  05/08/2025 06 AM PDT           16.12           6007         -              Normal
  05/08/2025 07 AM PDT           16.15           6057         +              Normal
  05/08/2025 08 AM PDT           16.15           6057         0              Normal
  05/08/2025 09 AM PDT           16.19           6124         +              Normal
  05/08/2025 10 AM PDT           16.19           6124         0              Normal
  05/08/2025 11 AM PDT           16.22           6174         +              Normal
  05/08/2025 12 PM PDT           16.24           6208         +              Normal
  05/08/2025 01 PM PDT           16.26           6241         +              Normal
  05/08/2025 02 PM PDT           16.24           6208         -              Normal
  05/08/2025 03 PM PDT           16.27           6258         +              Normal
  05/08/2025 04 PM PDT           16.26           6241         -              Normal
  05/08/2025 05 PM PDT           16.25           6224         -              Normal
  05/08/2025 06 PM PDT           16.26           6241         +              Normal
  05/08/2025 07 PM PDT           16.24           6208         -              Normal
  05/08/2025 08 PM PDT           16.21           6157         -              Normal
  05/08/2025 09 PM PDT           16.21           6157         0              Normal
  05/08/2025 10 PM PDT           16.19           6124         -              Normal
  05/08/2025 11 PM PDT           16.17           6090         -              Normal
  05/09/2025 12 AM PDT           16.16           6074         -              Normal
  05/09/2025 01 AM PDT           16.13           6024         -              Normal
  05/09/2025 02 AM PDT           16.12           6007         -              Normal
  05/09/2025 03 AM PDT           16.09           5958         -              Normal
  05/09/2025 04 AM PDT           16.08           5941         -              Normal
  05/09/2025 05 AM PDT           16.07           5925         -              Normal
  05/09/2025 06 AM PDT           16.08           5941         +              Normal
  05/09/2025 07 AM PDT           16.08           5941         0              Normal
  05/09/2025 08 AM PDT           16.08           5941         0              Normal
  05/09/2025 09 AM PDT           16.11           5991         +              Normal
  05/09/2025 10 AM PDT           16.13           6024         +              Normal
  05/09/2025 11 AM PDT           16.13           6024         0              Normal
  05/09/2025 12 PM PDT           16.15           6057         +              Normal
  05/09/2025 01 PM PDT           16.18           6107         +              Normal
  05/09/2025 02 PM PDT           16.16           6074         -              Normal
  05/09/2025 03 PM PDT           16.17           6090         +              Normal
  05/09/2025 04 PM PDT           16.17           6090         0              Normal
  05/09/2025 05 PM PDT           16.15           6057         -              Normal
  05/09/2025 06 PM PDT           16.14           6041         -              Normal
  05/09/2025 07 PM PDT           16.13           6024         -              Normal
  05/09/2025 08 PM PDT           16.12           6007         -              Normal
  05/09/2025 09 PM PDT           16.08           5941         -              Normal
  05/09/2025 10 PM PDT           16.06           5909         -              Normal
  05/09/2025 11 PM PDT           16.07           5925         +              Normal
  05/10/2025 12 AM PDT           16.04           5876         -              Normal
  05/10/2025 01 AM PDT           16.02           5843         -              Normal
  05/10/2025 02 AM PDT           16.01           5827         -              Normal
  05/10/2025 03 AM PDT           16.00           5811         -              Normal
  05/10/2025 04 AM PDT           16.00           5811         0              Normal
  05/10/2025 05 AM PDT           16.00           5811         0              Normal
  05/10/2025 06 AM PDT           16.01           5827         +              Normal
  05/10/2025 07 AM PDT           16.00           5811         -              Normal
  05/10/2025 08 AM PDT           16.01           5827         +              Normal
  05/10/2025 09 AM PDT           16.05           5892         +              Normal
  05/10/2025 10 AM PDT           16.06           5909         +              Normal
  05/10/2025 11 AM PDT           16.07           5925         +              Normal
  05/10/2025 12 PM PDT           16.10           5974         +              Normal
  05/10/2025 01 PM PDT           16.10           5974         0              Normal
  05/10/2025 02 PM PDT           16.12           6007         +              Normal
  05/10/2025 03 PM PDT           16.13           6024         +              Normal
  05/10/2025 04 PM PDT           16.12           6007         -              Normal
  05/10/2025 05 PM PDT           16.11           5991         -              Normal
  05/10/2025 06 PM PDT           16.09           5958         -              Normal
  05/10/2025 07 PM PDT           16.07           5925         -              Normal
  05/10/2025 08 PM PDT           16.04           5876         -              Normal
  05/10/2025 09 PM PDT           16.04           5876         0              Normal
  05/10/2025 10 PM PDT           16.03           5860         -              Normal
  05/10/2025 11 PM PDT           16.01           5827         -              Normal
  05/11/2025 12 AM PDT           16.00           5811         -              Normal
  05/11/2025 01 AM PDT           15.98           5778         -              Normal
  05/11/2025 02 AM PDT           15.96           5746         -              Normal
  05/11/2025 03 AM PDT           15.93           5697         -              Normal
  05/11/2025 04 AM PDT           15.93           5697         0              Normal
  05/11/2025 05 AM PDT           15.92           5681         -              Normal
  05/11/2025 06 AM PDT           15.90           5648         -              Normal
  05/11/2025 07 AM PDT           15.89           5631         -              Normal
  05/11/2025 08 AM PDT           15.88           5615         -              Normal
#
# FORECAST
#
# Date & Time  (Local)    Stage (Feet)     Flow (cfs)     Trend     Forecast Status
# ---------------------------------------------------------------------------------
  05/11/2025 09 AM PDT           15.88           5615                        Normal
  05/11/2025 10 AM PDT           15.87           5598         -              Normal
  05/11/2025 11 AM PDT           15.87           5598         0              Normal
  05/11/2025 12 PM PDT           15.87           5598         0              Normal
  05/11/2025 01 PM PDT           15.88           5615         +              Normal
  05/11/2025 02 PM PDT           15.88           5615         0              Normal
  05/11/2025 03 PM PDT           15.89           5631         +              Normal
  05/11/2025 04 PM PDT           15.90           5648         +              Normal
  05/11/2025 05 PM PDT           15.91           5664         +              Normal
  05/11/2025 06 PM PDT           15.91           5664         0              Normal
  05/11/2025 07 PM PDT           15.91           5664         0              Normal
  05/11/2025 08 PM PDT           15.91           5664         0              Normal
  05/11/2025 09 PM PDT           15.91           5664         0              Normal
  05/11/2025 10 PM PDT           15.90           5648         -              Normal
  05/11/2025 11 PM PDT           15.89           5631         -              Normal
  05/12/2025 12 AM PDT           15.88           5615         -              Normal
  05/12/2025 01 AM PDT           15.87           5598         -              Normal
  05/12/2025 02 AM PDT           15.85           5566         -              Normal
  05/12/2025 03 AM PDT           15.84           5549         -              Normal
  05/12/2025 04 AM PDT           15.82           5517         -              Normal
  05/12/2025 05 AM PDT           15.81           5501         -              Normal
  05/12/2025 06 AM PDT           15.79           5468         -              Normal
  05/12/2025 07 AM PDT           15.78           5452         -              Normal
  05/12/2025 08 AM PDT           15.77           5436         -              Normal
  05/12/2025 09 AM PDT           15.76           5420         -              Normal
  05/12/2025 10 AM PDT           15.76           5420         0              Normal
  05/12/2025 11 AM PDT           15.75           5404         -              Normal
  05/12/2025 12 PM PDT           15.74           5388         -              Normal
  05/12/2025 01 PM PDT           15.74           5388         0              Normal
  05/12/2025 02 PM PDT           15.74           5388         0              Normal
  05/12/2025 03 PM PDT           15.73           5372         -              Normal
  05/12/2025 04 PM PDT           15.74           5388         +              Normal
  05/12/2025 05 PM PDT           15.74           5388         0              Normal
  05/12/2025 06 PM PDT           15.74           5388         0              Normal
  05/12/2025 07 PM PDT           15.75           5404         +              Normal
  05/12/2025 08 PM PDT           15.76           5420         +              Normal
  05/12/2025 09 PM PDT           15.77           5436         +              Normal
  05/12/2025 10 PM PDT           15.77           5436         0              Normal
  05/12/2025 11 PM PDT           15.78           5452         +              Normal
  05/13/2025 12 AM PDT           15.78           5452         0              Normal
  05/13/2025 01 AM PDT           15.78           5452         0              Normal
  05/13/2025 02 AM PDT           15.78           5452         0              Normal
  05/13/2025 03 AM PDT           15.78           5452         0              Normal
  05/13/2025 04 AM PDT           15.78           5452         0              Normal
  05/13/2025 05 AM PDT           15.77           5436         -              Normal
  05/13/2025 06 AM PDT           15.76           5420         -              Normal
  05/13/2025 07 AM PDT           15.76           5420         0              Normal
  05/13/2025 08 AM PDT           15.75           5404         -              Normal
  05/13/2025 09 AM PDT           15.74           5388         -              Normal
  05/13/2025 10 AM PDT           15.74           5388         0              Normal
  05/13/2025 11 AM PDT           15.73           5372         -              Normal
  05/13/2025 12 PM PDT           15.73           5372         0              Normal
  05/13/2025 01 PM PDT           15.72           5356         -              Normal
  05/13/2025 02 PM PDT           15.72           5356         0              Normal
  05/13/2025 03 PM PDT           15.71           5340         -              Normal
  05/13/2025 04 PM PDT           15.71           5340         0              Normal
  05/13/2025 05 PM PDT           15.71           5340         0              Normal
  05/13/2025 06 PM PDT           15.70           5324         -              Normal
  05/13/2025 07 PM PDT           15.70           5324         0              Normal
  05/13/2025 08 PM PDT           15.69           5308         -              Normal
  05/13/2025 09 PM PDT           15.68           5292         -              Normal
  05/13/2025 10 PM PDT           15.68           5292         0              Normal
  05/13/2025 11 PM PDT           15.67           5276         -              Normal
  05/14/2025 12 AM PDT           15.66           5260         -              Normal
  05/14/2025 01 AM PDT           15.65           5244         -              Normal
  05/14/2025 02 AM PDT           15.64           5228         -              Normal
  05/14/2025 03 AM PDT           15.63           5213         -              Normal
  05/14/2025 04 AM PDT           15.62           5197         -              Normal
  05/14/2025 05 AM PDT           15.62           5197         0              Normal
  05/14/2025 06 AM PDT           15.61           5181         -              Normal
  05/14/2025 07 AM PDT           15.61           5181         0              Normal
  05/14/2025 08 AM PDT           15.61           5181         0              Normal
  05/14/2025 09 AM PDT           15.61           5181         0              Normal
  05/14/2025 10 AM PDT           15.61           5181         0              Normal
  05/14/2025 11 AM PDT           15.61           5181         0              Normal
  05/14/2025 12 PM PDT           15.62           5197         +              Normal
  05/14/2025 01 PM PDT           15.62           5197         0              Normal
  05/14/2025 02 PM PDT           15.62           5197         0              Normal
  05/14/2025 03 PM PDT           15.63           5213         +              Normal
  05/14/2025 04 PM PDT           15.63           5213         0              Normal
  05/14/2025 05 PM PDT           15.63           5213         0              Normal
  05/14/2025 06 PM PDT           15.63           5213         0              Normal
  05/14/2025 07 PM PDT           15.63           5213         0              Normal
  05/14/2025 08 PM PDT           15.63           5213         0              Normal
  05/14/2025 09 PM PDT           15.63           5213         0              Normal
  05/14/2025 10 PM PDT           15.63           5213         0              Normal
  05/14/2025 11 PM PDT           15.62           5197         -              Normal
  05/15/2025 12 AM PDT           15.61           5181         -              Normal
  05/15/2025 01 AM PDT           15.60           5165         -              Normal
  05/15/2025 02 AM PDT           15.59           5150         -              Normal
  05/15/2025 03 AM PDT           15.58           5134         -              Normal
  05/15/2025 04 AM PDT           15.56           5103         -              Normal
  05/15/2025 05 AM PDT           15.55           5087         -              Normal
  05/15/2025 06 AM PDT           15.54           5072         -              Normal
  05/15/2025 07 AM PDT           15.53           5056         -              Normal
  05/15/2025 08 AM PDT           15.52           5041         -              Normal
  05/15/2025 09 AM PDT           15.51           5025         -              Normal
  05/15/2025 10 AM PDT           15.50           5010         -              Normal
  05/15/2025 11 AM PDT           15.49           4994         -              Normal
  05/15/2025 12 PM PDT           15.49           4994         0              Normal
  05/15/2025 01 PM PDT           15.48           4979         -              Normal
  05/15/2025 02 PM PDT           15.47           4964         -              Normal
  05/15/2025 03 PM PDT           15.47           4964         0              Normal
  05/15/2025 04 PM PDT           15.46           4948         -              Normal
  05/15/2025 05 PM PDT           15.46           4948         0              Normal
  05/15/2025 06 PM PDT           15.45           4933         -              Normal
  05/15/2025 07 PM PDT           15.44           4918         -              Normal
  05/15/2025 08 PM PDT           15.44           4918         0              Normal
  05/15/2025 09 PM PDT           15.43           4902         -              Normal
  05/15/2025 10 PM PDT           15.42           4887         -              Normal
  05/15/2025 11 PM PDT           15.41           4872         -              Normal
  05/16/2025 12 AM PDT           15.40           4857         -              Normal
  05/16/2025 01 AM PDT           15.39           4841         -              Normal
  05/16/2025 02 AM PDT           15.38           4826         -              Normal
  05/16/2025 03 AM PDT           15.36           4796         -              Normal
  05/16/2025 04 AM PDT           15.35           4781         -              Normal
  05/16/2025 05 AM PDT           15.34           4766         -              Normal
  05/16/2025 06 AM PDT           15.33           4751         -              Normal
#
# 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.