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 - PETROLIA (MTOC1)
Latitude: 40.31º N Longitude: 124.28º W Elevation: 40 Feet Forecast Type: Unofficial Location
Location: Humboldt County in California Bulletin Group: North Coast River Group: North Coast
Issuance Time: Mar 06 2026 at 12:46 PM PST Next Issuance: Mar 07 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 - Petrolia (MTOC1) 03/06/2026 at 12:49 PM PST Date & Time of Maximum Observed: 03/01/2026 at 12:00 PM PST 13.75 Feet 1914 cfs & Time of Maximum Forecast: 03/06/2026 at 01:00 PM PST 12.98 Feet 998 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 13.75 1914 Not Applicable 13.73 1889 - Not Applicable 13.73 1889 0 Not Applicable 13.71 1864 - Not Applicable 13.69 1839 - Not Applicable 13.70 1852 + Not Applicable 13.70 1852 0 Not Applicable 13.68 1827 - Not Applicable 13.67 1814 - Not Applicable 13.65 1790 - Not Applicable 13.64 1777 - Not Applicable 13.62 1753 - Not Applicable 13.61 1740 - Not Applicable 13.64 1777 + Not Applicable 13.63 1765 - Not Applicable 13.61 1740 - Not Applicable 13.61 1740 0 Not Applicable 13.60 1728 - Not Applicable 13.59 1716 - Not Applicable 13.56 1679 - Not Applicable 13.56 1679 0 Not Applicable 13.57 1691 + Not Applicable 13.55 1667 - Not Applicable 13.53 1642 - Not Applicable 13.54 1654 + Not Applicable 13.53 1642 - Not Applicable 13.52 1630 - Not Applicable 13.50 1606 - Not Applicable 13.49 1593 - Not Applicable 13.50 1606 + Not Applicable 13.49 1593 - Not Applicable 13.47 1569 - Not Applicable 13.46 1557 - Not Applicable 13.43 1521 - Not Applicable 13.42 1509 - Not Applicable 13.41 1497 - Not Applicable 13.42 1509 + Not Applicable 13.38 1461 - Not Applicable 13.41 1497 + Not Applicable 13.41 1497 0 Not Applicable 13.40 1485 - Not Applicable 13.38 1461 - Not Applicable 13.39 1473 + Not Applicable 13.38 1461 - Not Applicable 13.36 1437 - Not Applicable 13.37 1449 + Not Applicable 13.35 1425 - Not Applicable 13.35 1425 0 Not Applicable 13.32 1390 - Not Applicable 13.35 1425 + Not Applicable 13.33 1401 - Not Applicable 13.32 1390 - Not Applicable 13.32 1390 0 Not Applicable 13.31 1378 - Not Applicable 13.30 1366 - Not Applicable 13.30 1366 0 Not Applicable 13.25 1307 - Not Applicable 13.29 1354 + Not Applicable 13.29 1354 0 Not Applicable 13.27 1330 - Not Applicable 13.27 1330 0 Not Applicable 13.26 1319 - Not Applicable 13.27 1330 + Not Applicable 13.26 1319 - Not Applicable 13.24 1295 - Not Applicable 13.25 1307 + Not Applicable 13.25 1307 0 Not Applicable 13.24 1295 - Not Applicable 13.23 1284 - Not Applicable 13.22 1272 - Not Applicable 13.21 1260 - Not Applicable 13.21 1260 0 Not Applicable 13.20 1249 - Not Applicable 13.21 1260 + Not Applicable 13.19 1237 - Not Applicable 13.16 1202 - Not Applicable 13.20 1249 + Not Applicable 13.19 1237 - Not Applicable 13.19 1237 0 Not Applicable 13.19 1237 0 Not Applicable 13.18 1225 - Not Applicable 13.17 1214 - Not Applicable 13.16 1202 - Not Applicable 13.16 1202 0 Not Applicable 13.15 1191 - Not Applicable 13.15 1191 0 Not Applicable 13.14 1179 - Not Applicable 13.13 1168 - Not Applicable 13.11 1145 - Not Applicable 13.11 1145 0 Not Applicable 13.11 1145 0 Not Applicable 13.11 1145 0 Not Applicable 13.11 1145 0 Not Applicable 13.10 1133 - Not Applicable 13.09 1122 - Not Applicable 13.08 1110 - Not Applicable 13.07 1099 - Not Applicable 13.07 1099 0 Not Applicable 13.08 1110 + Not Applicable 13.07 1099 - Not Applicable 13.06 1088 - Not Applicable 13.06 1088 0 Not Applicable 13.07 1099 + Not Applicable 13.05 1076 - Not Applicable 13.04 1065 - Not Applicable 13.05 1076 + Not Applicable 13.04 1065 - Not Applicable 13.03 1054 - Not Applicable 13.03 1054 0 Not Applicable 13.04 1065 + Not Applicable 13.02 1042 - Not Applicable 13.02 1042 0 Not Applicable 13.00 1020 - Not Applicable 13.01 1031 + Not Applicable 13.01 1031 0 Not Applicable 13.00 1020 - Not Applicable 13.00 1020 0 Not Applicable 12.99 1009 - Not Applicable 12.99 1009 0 Not Applicable 12.99 1009 0 Not Applicable 12.99 1009 0 Not Applicable Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 12.98 998 Not Applicable 12.98 998 0 Not Applicable 12.98 998 0 Not Applicable 12.97 986 - Not Applicable 12.97 986 0 Not Applicable 12.97 986 0 Not Applicable 12.96 975 - Not Applicable 12.96 975 0 Not Applicable 12.96 975 0 Not Applicable 12.95 964 - Not Applicable 12.95 964 0 Not Applicable 12.95 964 0 Not Applicable 12.94 953 - Not Applicable 12.94 953 0 Not Applicable 12.94 953 0 Not Applicable 12.93 942 - Not Applicable 12.93 942 0 Not Applicable 12.93 942 0 Not Applicable 12.92 931 - Not Applicable 12.92 931 0 Not Applicable 12.92 931 0 Not Applicable 12.91 920 - Not Applicable 12.91 920 0 Not Applicable 12.91 920 0 Not Applicable 12.90 909 - Not Applicable 12.90 909 0 Not Applicable 12.90 909 0 Not Applicable 12.89 898 - Not Applicable 12.89 898 0 Not Applicable 12.89 898 0 Not Applicable 12.88 887 - Not Applicable 12.88 887 0 Not Applicable 12.88 887 0 Not Applicable 12.88 887 0 Not Applicable 12.87 876 - Not Applicable 12.87 876 0 Not Applicable 12.87 876 0 Not Applicable 12.86 865 - Not Applicable 12.86 865 0 Not Applicable 12.86 865 0 Not Applicable 12.86 865 0 Not Applicable 12.85 854 - Not Applicable 12.85 854 0 Not Applicable 12.85 854 0 Not Applicable 12.85 854 0 Not Applicable 12.84 843 - Not Applicable 12.84 843 0 Not Applicable 12.84 843 0 Not Applicable 12.83 832 - Not Applicable 12.83 832 0 Not Applicable 12.83 832 0 Not Applicable 12.83 832 0 Not Applicable 12.82 821 - Not Applicable 12.82 821 0 Not Applicable 12.82 821 0 Not Applicable 12.82 821 0 Not Applicable 12.81 811 - Not Applicable 12.81 811 0 Not Applicable 12.81 811 0 Not Applicable 12.80 800 - Not Applicable 12.80 800 0 Not Applicable 12.80 800 0 Not Applicable 12.80 800 0 Not Applicable 12.79 792 - Not Applicable 12.79 792 0 Not Applicable 12.79 792 0 Not Applicable 12.79 792 0 Not Applicable 12.78 783 - Not Applicable 12.78 783 0 Not Applicable 12.78 783 0 Not Applicable 12.77 775 - Not Applicable 12.77 775 0 Not Applicable 12.77 775 0 Not Applicable 12.76 767 - Not Applicable 12.76 767 0 Not Applicable 12.76 767 0 Not Applicable 12.76 767 0 Not Applicable 12.75 758 - Not Applicable 12.75 758 0 Not Applicable 12.75 758 0 Not Applicable 12.74 750 - Not Applicable 12.74 750 0 Not Applicable 12.74 750 0 Not Applicable 12.74 750 0 Not Applicable 12.73 742 - Not Applicable 12.73 742 0 Not Applicable 12.73 742 0 Not Applicable 12.73 742 0 Not Applicable 12.72 734 - Not Applicable 12.72 734 0 Not Applicable 12.72 734 0 Not Applicable 12.71 726 - Not Applicable 12.71 726 0 Not Applicable 12.71 726 0 Not Applicable 12.71 726 0 Not Applicable 12.71 726 0 Not Applicable 12.70 717 - Not Applicable 12.70 717 0 Not Applicable 12.70 717 0 Not Applicable 12.70 717 0 Not Applicable 12.69 709 - Not Applicable 12.69 709 0 Not Applicable 12.69 709 0 Not Applicable 12.69 709 0 Not Applicable 12.68 701 - Not Applicable 12.68 701 0 Not Applicable 12.68 701 0 Not Applicable 12.68 701 0 Not Applicable 12.68 701 0 Not Applicable 12.67 693 - Not Applicable 12.67 693 0 Not Applicable 12.67 693 0 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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