CNRFC - Hydrology - River Guidance - Tabular Data

Location:

# NOTE 1: # NOTE 2: # NOTE 3: # NOTE 4:

KLAMATHRUSNAPSOUTHBAYSALINASSOCALSANDIEGOUPRSACLWRSACFTHRYUBAAMERICANCAPUTAHTULARESANJOAQNSANJOAQESIERRAHUMBOLDT = window.location.search; = new URLSearchParams(queryString); = window.location.href.split('?')[0] + "?" + urlParams.toString(); class="head">TRINITY RIVER - ABOVE NORTH FORK TRINITY RIVER NEAR HELENA (TRNC1)
Latitude: 40.77º N Longitude: 123.11º W Elevation: 1380 Feet Forecast Type: Unofficial Location
Location: Trinity County in California Bulletin Group: North Coast River Group: Klamath
Issuance Time: Sep 02 2026 at 7:21 AM PDT Next Issuance: Sep 03 2026 at 9:00 AM PDT width="16%">
Action: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information River - Above NF Trinity R Nr Helena (TRNC1) 09/02/2026 at 07:23 AM PDT Date & Time of Maximum Observed: 09/01/2026 at 06:00 PM PDT 10.51 Feet 1120 cfs & Time of Maximum Forecast: 09/03/2026 at 04:00 AM PDT 10.63 Feet 1199 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 9.01 432 Not Applicable 9.01 432 0 Not Applicable 9.01 432 0 Not Applicable 9.02 436 + Not Applicable 9.02 436 0 Not Applicable 9.02 436 0 Not Applicable 9.03 440 + Not Applicable 9.03 440 0 Not Applicable 9.03 440 0 Not Applicable 9.03 440 0 Not Applicable 9.03 440 0 Not Applicable 9.02 436 - Not Applicable 9.02 436 0 Not Applicable 9.01 432 - Not Applicable 9.01 432 0 Not Applicable 9.02 436 + Not Applicable 9.10 466 + Not Applicable 9.36 562 + Not Applicable 9.64 673 + Not Applicable 9.87 771 + Not Applicable 10.05 852 + Not Applicable 10.19 921 + Not Applicable 10.28 976 + Not Applicable 10.33 1006 + Not Applicable 10.35 1019 + Not Applicable 10.38 1038 + Not Applicable 10.38 1038 0 Not Applicable 10.39 1044 + Not Applicable 10.38 1038 - Not Applicable 10.40 1050 + Not Applicable 10.42 1063 + Not Applicable 10.45 1082 + Not Applicable 10.44 1076 - Not Applicable 10.43 1069 - Not Applicable 10.44 1076 + Not Applicable 10.44 1076 0 Not Applicable 10.43 1069 - Not Applicable 10.45 1082 + Not Applicable 10.45 1082 0 Not Applicable 10.43 1069 - Not Applicable 10.43 1069 0 Not Applicable 10.42 1063 - Not Applicable 10.43 1069 + Not Applicable 10.43 1069 0 Not Applicable 10.41 1057 - Not Applicable 10.43 1069 + Not Applicable 10.44 1076 + Not Applicable 10.42 1063 - Not Applicable 10.44 1076 + Not Applicable 10.44 1076 0 Not Applicable 10.43 1069 - Not Applicable 10.45 1082 + Not Applicable 10.45 1082 0 Not Applicable 10.45 1082 0 Not Applicable 10.45 1082 0 Not Applicable 10.45 1082 0 Not Applicable 10.47 1095 + Not Applicable 10.46 1088 - Not Applicable 10.48 1101 + Not Applicable 10.48 1101 0 Not Applicable 10.47 1095 - Not Applicable 10.48 1101 + Not Applicable 10.46 1088 - Not Applicable 10.45 1082 - Not Applicable 10.46 1088 + Not Applicable 10.45 1082 - Not Applicable 10.44 1076 - Not Applicable 10.43 1069 - Not Applicable 10.43 1069 0 Not Applicable 10.43 1069 0 Not Applicable 10.44 1076 + Not Applicable 10.45 1082 + Not Applicable 10.44 1076 - Not Applicable 10.43 1069 - Not Applicable 10.46 1088 + Not Applicable 10.46 1088 0 Not Applicable 10.47 1095 + Not Applicable 10.48 1101 + Not Applicable 10.47 1095 - Not Applicable 10.48 1101 + Not Applicable 10.47 1095 - Not Applicable 10.48 1101 + Not Applicable 10.48 1101 0 Not Applicable 10.49 1108 + Not Applicable 10.48 1101 - Not Applicable 10.46 1088 - Not Applicable 10.48 1101 + Not Applicable 10.47 1095 - Not Applicable 10.47 1095 0 Not Applicable 10.45 1082 - Not Applicable 10.46 1088 + Not Applicable 10.46 1088 0 Not Applicable 10.43 1069 - Not Applicable 10.42 1063 - Not Applicable 10.44 1076 + Not Applicable 10.44 1076 0 Not Applicable 10.44 1076 0 Not Applicable 10.45 1082 + Not Applicable 10.48 1101 + Not Applicable 10.46 1088 - Not Applicable 10.49 1108 + Not Applicable 10.49 1108 0 Not Applicable 10.47 1095 - Not Applicable 10.49 1108 + Not Applicable 10.48 1101 - Not Applicable 10.49 1108 + Not Applicable 10.50 1114 + Not Applicable 10.51 1120 + Not Applicable 10.49 1108 - Not Applicable 10.48 1101 - Not Applicable 10.47 1095 - Not Applicable 10.48 1101 + Not Applicable 10.47 1095 - Not Applicable 10.45 1082 - Not Applicable 10.45 1082 0 Not Applicable 10.47 1095 + Not Applicable 10.47 1095 0 Not Applicable 10.47 1095 0 Not Applicable 10.45 1082 - Not Applicable 10.46 1088 + Not Applicable 10.46 1088 0 Not Applicable Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 10.47 1095 Not Applicable 10.47 1095 0 Not Applicable 10.48 1101 + Not Applicable 10.48 1101 0 Not Applicable 10.48 1101 0 Not Applicable 10.48 1101 0 Not Applicable 10.49 1108 + Not Applicable 10.49 1108 0 Not Applicable 10.50 1114 + Not Applicable 10.51 1120 + Not Applicable 10.52 1127 + Not Applicable 10.53 1133 + Not Applicable 10.54 1140 + Not Applicable 10.56 1153 + Not Applicable 10.57 1160 + Not Applicable 10.59 1173 + Not Applicable 10.60 1179 + Not Applicable 10.61 1186 + Not Applicable 10.62 1193 + Not Applicable 10.62 1193 0 Not Applicable 10.63 1199 + Not Applicable 10.63 1199 0 Not Applicable 10.63 1199 0 Not Applicable 10.63 1199 0 Not Applicable 10.63 1199 0 Not Applicable 10.63 1199 0 Not Applicable 10.62 1193 - Not Applicable 10.62 1193 0 Not Applicable 10.62 1193 0 Not Applicable 10.61 1186 - Not Applicable 10.61 1186 0 Not Applicable 10.60 1179 - Not Applicable 10.60 1179 0 Not Applicable 10.59 1173 - Not Applicable 10.59 1173 0 Not Applicable 10.59 1173 0 Not Applicable 10.58 1166 - Not Applicable 10.58 1166 0 Not Applicable 10.57 1160 - Not Applicable 10.57 1160 0 Not Applicable 10.57 1160 0 Not Applicable 10.56 1153 - Not Applicable 10.56 1153 0 Not Applicable 10.55 1147 - Not Applicable 10.55 1147 0 Not Applicable 10.54 1140 - Not Applicable 10.54 1140 0 Not Applicable 10.54 1140 0 Not Applicable 10.53 1133 - Not Applicable 10.53 1133 0 Not Applicable 10.53 1133 0 Not Applicable 10.52 1127 - Not Applicable 10.52 1127 0 Not Applicable 10.52 1127 0 Not Applicable 10.52 1127 0 Not Applicable 10.51 1120 - Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.50 1114 - Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.49 1108 - Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.49 1108 0 Not Applicable 10.50 1114 + Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.50 1114 0 Not Applicable 10.51 1120 + Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.51 1120 0 Not Applicable 10.50 1114 - Not Applicable Stages are rounded to the nearest hundredth (.01) of a foot. Flows are rounded to the nearest (1) cfs. Trends are determined using hourly change in unrounded stage and flow. Maximum Values are determined using unrounded stage and flow. End Web Content -->
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