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">MATTOLE RIVER - ETTERSBURG (ETTC1)
Latitude: 40.14º N Longitude: 123.99º W Elevation: 579 Feet Forecast Type: Unofficial Location
Location: Humboldt County in California Bulletin Group: North Coast River Group: North Coast
Issuance Time: Feb 15 2026 at 7:39 AM PST Next Issuance: Feb 16 2026 at 9:00 AM PST width="16%">
Action/Monitor: N/A Minor Flood: N/A Moderate Flood: N/A Major Flood: N/A

# Tabular Observed and Forecast Hydrograph Information River - Ettersburg (ETTC1) 02/15/2026 at 07:41 AM PST Date & Time of Maximum Observed: 02/10/2026 at 08:00 AM PST 9.81 Feet 161 cfs & Time of Maximum Forecast: 02/15/2026 at 09:00 PM PST 12.80 Feet 1164 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 9.81 161 Not Applicable 9.81 161 0 Not Applicable 9.80 160 - Not Applicable 9.80 160 0 Not Applicable 9.80 160 0 Not Applicable 9.79 158 - Not Applicable 9.79 158 0 Not Applicable 9.79 158 0 Not Applicable 9.79 158 0 Not Applicable 9.78 156 - Not Applicable 9.78 156 0 Not Applicable 9.77 155 - Not Applicable 9.77 155 0 Not Applicable 9.77 155 0 Not Applicable 9.76 153 - Not Applicable 9.76 153 0 Not Applicable 9.76 153 0 Not Applicable 9.75 151 - Not Applicable 9.75 151 0 Not Applicable 9.75 151 0 Not Applicable 9.74 150 - Not Applicable 9.74 150 0 Not Applicable 9.74 150 0 Not Applicable 9.73 148 - Not Applicable 9.73 148 0 Not Applicable 9.73 148 0 Not Applicable 9.73 148 0 Not Applicable 9.72 147 - Not Applicable 9.72 147 0 Not Applicable 9.73 148 + Not Applicable 9.74 150 + Not Applicable 9.74 150 0 Not Applicable 9.74 150 0 Not Applicable 9.73 148 - Not Applicable 9.73 148 0 Not Applicable 9.73 148 0 Not Applicable 9.73 148 0 Not Applicable 9.72 147 - Not Applicable 9.71 145 - Not Applicable 9.71 145 0 Not Applicable 9.70 143 - Not Applicable 9.70 143 0 Not Applicable 9.69 142 - Not Applicable 9.68 140 - Not Applicable 9.68 140 0 Not Applicable 9.68 140 0 Not Applicable 9.67 139 - Not Applicable 9.67 139 0 Not Applicable 9.67 139 0 Not Applicable 9.66 137 - Not Applicable 9.66 137 0 Not Applicable 9.66 137 0 Not Applicable 9.66 137 0 Not Applicable 9.65 136 - Not Applicable 9.65 136 0 Not Applicable 9.65 136 0 Not Applicable 9.65 136 0 Not Applicable 9.65 136 0 Not Applicable 9.65 136 0 Not Applicable 9.64 134 - Not Applicable 9.64 134 0 Not Applicable 9.64 134 0 Not Applicable 9.63 132 - Not Applicable 9.63 132 0 Not Applicable 9.63 132 0 Not Applicable 9.62 131 - Not Applicable 9.63 132 + Not Applicable 9.62 131 - Not Applicable 9.62 131 0 Not Applicable 9.62 131 0 Not Applicable 9.62 131 0 Not Applicable 9.61 129 - Not Applicable 9.61 129 0 Not Applicable 9.61 129 0 Not Applicable 9.61 129 0 Not Applicable 9.61 129 0 Not Applicable 9.61 129 0 Not Applicable 9.61 129 0 Not Applicable 9.61 129 0 Not Applicable 9.60 128 - Not Applicable 9.60 128 0 Not Applicable 9.61 129 + Not Applicable 9.60 128 - Not Applicable 9.60 128 0 Not Applicable 9.60 128 0 Not Applicable 9.60 128 0 Not Applicable 9.60 128 0 Not Applicable 9.59 126 - Not Applicable 9.59 126 0 Not Applicable 9.59 126 0 Not Applicable 9.59 126 0 Not Applicable 9.59 126 0 Not Applicable 9.58 124 - Not Applicable 9.58 124 0 Not Applicable 9.58 124 0 Not Applicable 9.58 124 0 Not Applicable 9.58 124 0 Not Applicable 9.58 124 0 Not Applicable 9.57 122 - Not Applicable 9.58 124 + Not Applicable 9.58 124 0 Not Applicable 9.58 124 0 Not Applicable 9.57 122 - Not Applicable 9.58 124 + Not Applicable 9.57 122 - Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.56 120 - Not Applicable 9.57 122 + Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.57 122 0 Not Applicable 9.58 124 + Not Applicable 9.60 128 + Not Applicable 9.60 128 0 Not Applicable 9.60 128 0 Not Applicable Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 9.61 129 Not Applicable 9.63 132 + Not Applicable 9.69 142 + Not Applicable 9.84 166 + Not Applicable 10.12 217 + Not Applicable 10.46 285 + Not Applicable 10.83 369 + Not Applicable 11.18 463 + Not Applicable 11.52 587 + Not Applicable 11.88 732 + Not Applicable 12.16 854 + Not Applicable 12.38 956 + Not Applicable 12.61 1068 + Not Applicable 12.80 1164 + Not Applicable 12.80 1164 0 Not Applicable 12.72 1123 - Not Applicable 12.63 1078 - Not Applicable 12.53 1028 - Not Applicable 12.47 999 - Not Applicable 12.42 975 - Not Applicable 12.34 937 - Not Applicable 12.26 900 - Not Applicable 12.16 854 - Not Applicable 12.07 814 - Not Applicable 11.98 775 - Not Applicable 11.89 736 - Not Applicable 11.81 703 - Not Applicable 11.74 674 - Not Applicable 11.68 650 - Not Applicable 11.63 630 - Not Applicable 11.59 614 - Not Applicable 11.56 603 - Not Applicable 11.53 591 - Not Applicable 11.51 584 - Not Applicable 11.50 580 - Not Applicable 11.49 576 - Not Applicable 11.49 576 0 Not Applicable 11.48 572 - Not Applicable 11.48 572 0 Not Applicable 11.48 572 0 Not Applicable 11.48 572 0 Not Applicable 11.48 572 0 Not Applicable 11.48 572 0 Not Applicable 11.50 580 + Not Applicable 11.55 599 + Not Applicable 11.63 630 + Not Applicable 11.73 670 + Not Applicable 11.84 715 + Not Applicable 11.95 762 + Not Applicable 12.06 810 + Not Applicable 12.18 864 + Not Applicable 12.29 914 + Not Applicable 12.39 961 + Not Applicable 12.48 1004 + Not Applicable 12.64 1083 + Not Applicable 12.72 1123 + Not Applicable 12.76 1144 + Not Applicable 12.77 1149 + Not Applicable 12.77 1149 0 Not Applicable 12.77 1149 0 Not Applicable 12.76 1144 - Not Applicable 12.73 1128 - Not Applicable 12.68 1103 - Not Applicable 12.64 1083 - Not Applicable 12.59 1058 - Not Applicable 12.55 1038 - Not Applicable 12.51 1019 - Not Applicable 12.48 1004 - Not Applicable 12.46 994 - Not Applicable 12.43 980 - Not Applicable 12.40 966 - Not Applicable 12.38 956 - Not Applicable 12.35 942 - Not Applicable 12.32 928 - Not Applicable 12.30 919 - Not Applicable 12.28 909 - Not Applicable 12.26 900 - Not Applicable 12.25 895 - Not Applicable 12.23 886 - Not Applicable 12.23 886 0 Not Applicable 12.22 882 - Not Applicable 12.23 886 + Not Applicable 12.23 886 0 Not Applicable 12.24 891 + Not Applicable 12.24 891 0 Not Applicable 12.25 895 + Not Applicable 12.25 895 0 Not Applicable 12.25 895 0 Not Applicable 12.25 895 0 Not Applicable 12.25 895 0 Not Applicable 12.25 895 0 Not Applicable 12.26 900 + Not Applicable 12.28 909 + Not Applicable 12.31 923 + Not Applicable 12.36 947 + Not Applicable 12.40 966 + Not Applicable 12.44 985 + Not Applicable 12.47 999 + Not Applicable 12.50 1014 + Not Applicable 12.53 1028 + Not Applicable 12.53 1028 0 Not Applicable 12.53 1028 0 Not Applicable 12.51 1019 - Not Applicable 12.49 1009 - Not Applicable 12.48 1004 - Not Applicable 12.46 994 - Not Applicable 12.45 990 - Not Applicable 12.43 980 - Not Applicable 12.41 970 - Not Applicable 12.38 956 - Not Applicable 12.35 942 - Not Applicable 12.32 928 - Not Applicable 12.28 909 - Not Applicable 12.24 891 - Not Applicable 12.20 873 - Not Applicable 12.16 854 - Not Applicable 12.13 841 - 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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