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: Feb 18 2026 at 7:52 AM PST Next Issuance: Feb 18 2026 at 3:00 PM 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) 02/18/2026 at 07:54 AM PST Date & Time of Maximum Observed: 02/16/2026 at 06:00 AM PST 13.78 Feet 1952 cfs & Time of Maximum Forecast: 02/22/2026 at 06:00 PM PST 16.85 Feet 6697 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 12.19 328 Not Applicable 12.19 328 0 Not Applicable 12.19 328 0 Not Applicable 12.19 328 0 Not Applicable 12.19 328 0 Not Applicable 12.19 328 0 Not Applicable 12.19 328 0 Not Applicable 12.18 322 - Not Applicable 12.19 328 + Not Applicable 12.18 322 - Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.17 314 - Not Applicable 12.18 322 + Not Applicable 12.17 314 - Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.18 322 + Not Applicable 12.17 314 - Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.17 314 0 Not Applicable 12.18 322 + Not Applicable 12.18 322 0 Not Applicable 12.18 322 0 Not Applicable 12.20 334 + Not Applicable 12.21 341 + Not Applicable 12.22 347 + Not Applicable 12.24 360 + Not Applicable 12.25 367 + Not Applicable 12.28 388 + Not Applicable 12.32 417 + Not Applicable 12.36 448 + Not Applicable 12.43 503 + Not Applicable 12.54 589 + Not Applicable 12.68 701 + Not Applicable 12.82 821 + Not Applicable 12.98 998 + Not Applicable 13.25 1307 + Not Applicable 13.42 1509 + Not Applicable 13.57 1691 + Not Applicable 13.73 1889 + Not Applicable 13.78 1952 + Not Applicable 13.75 1914 - Not Applicable 13.76 1927 + Not Applicable 13.75 1914 - Not Applicable 13.78 1952 + Not Applicable 13.76 1927 - Not Applicable 13.69 1839 - Not Applicable 13.69 1839 0 Not Applicable 13.65 1790 - Not Applicable 13.63 1765 - Not Applicable 13.60 1728 - Not Applicable 13.58 1703 - Not Applicable 13.54 1654 - Not Applicable 13.51 1618 - Not Applicable 13.47 1569 - Not Applicable 13.43 1521 - Not Applicable 13.42 1509 - Not Applicable 13.39 1473 - Not Applicable 13.36 1437 - Not Applicable 13.35 1425 - Not Applicable 13.32 1390 - Not Applicable 13.29 1354 - Not Applicable 13.26 1319 - Not Applicable 13.26 1319 0 Not Applicable 13.26 1319 0 Not Applicable 13.25 1307 - Not Applicable 13.24 1295 - Not Applicable 13.21 1260 - Not Applicable 13.23 1284 + Not Applicable 13.22 1272 - Not Applicable 13.23 1284 + Not Applicable 13.23 1284 0 Not Applicable 13.20 1249 - Not Applicable 13.23 1284 + Not Applicable 13.25 1307 + Not Applicable 13.25 1307 0 Not Applicable 13.26 1319 + Not Applicable 13.27 1330 + Not Applicable 13.35 1425 + Not Applicable 13.36 1437 + Not Applicable 13.37 1449 + Not Applicable 13.36 1437 - Not Applicable 13.36 1437 0 Not Applicable 13.37 1449 + Not Applicable 13.37 1449 0 Not Applicable 13.36 1437 - Not Applicable 13.35 1425 - Not Applicable 13.33 1401 - Not Applicable 13.33 1401 0 Not Applicable 13.30 1366 - Not Applicable 13.32 1390 + Not Applicable 13.31 1378 - Not Applicable 13.30 1366 - Not Applicable 13.28 1342 - Not Applicable Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 13.27 1330 Not Applicable 13.26 1319 - 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 13.19 1237 - Not Applicable 13.19 1237 0 Not Applicable 13.19 1237 0 Not Applicable 13.19 1237 0 Not Applicable 13.18 1225 - Not Applicable 13.18 1225 0 Not Applicable 13.18 1225 0 Not Applicable 13.18 1225 0 Not Applicable 13.19 1237 + Not Applicable 13.21 1260 + Not Applicable 13.25 1307 + Not Applicable 13.29 1354 + Not Applicable 13.34 1413 + Not Applicable 13.40 1485 + Not Applicable 13.53 1642 + Not Applicable 13.65 1790 + Not Applicable 13.77 1939 + Not Applicable 13.88 2078 + Not Applicable 13.97 2193 + Not Applicable 14.04 2283 + Not Applicable 14.10 2361 + Not Applicable 14.14 2413 + Not Applicable 14.16 2439 + Not Applicable 14.18 2465 + Not Applicable 14.18 2465 0 Not Applicable 14.16 2439 - Not Applicable 14.13 2400 - Not Applicable 14.09 2348 - Not Applicable 14.04 2283 - Not Applicable 13.99 2219 - Not Applicable 13.95 2168 - Not Applicable 13.90 2104 - Not Applicable 13.85 2040 - Not Applicable 13.80 1977 - Not Applicable 13.76 1927 - Not Applicable 13.71 1864 - Not Applicable 13.67 1814 - Not Applicable 13.63 1765 - Not Applicable 13.59 1716 - Not Applicable 13.56 1679 - Not Applicable 13.53 1642 - Not Applicable 13.50 1606 - Not Applicable 13.47 1569 - Not Applicable 13.44 1533 - Not Applicable 13.41 1497 - Not Applicable 13.38 1461 - Not Applicable 13.35 1425 - Not Applicable 13.33 1401 - Not Applicable 13.30 1366 - Not Applicable 13.28 1342 - Not Applicable 13.27 1330 - Not Applicable 13.25 1307 - Not Applicable 13.24 1295 - Not Applicable 13.22 1272 - Not Applicable 13.21 1260 - Not Applicable 13.19 1237 - Not Applicable 13.18 1225 - Not Applicable 13.17 1214 - Not Applicable 13.16 1202 - Not Applicable 13.15 1191 - Not Applicable 13.14 1179 - Not Applicable 13.14 1179 0 Not Applicable 13.14 1179 0 Not Applicable 13.16 1202 + Not Applicable 13.19 1237 + Not Applicable 13.23 1284 + Not Applicable 13.31 1378 + Not Applicable 13.37 1449 + Not Applicable 13.42 1509 + Not Applicable 13.46 1557 + Not Applicable 13.52 1630 + Not Applicable 13.56 1679 + Not Applicable 13.59 1716 + Not Applicable 13.63 1765 + Not Applicable 13.66 1802 + Not Applicable 13.70 1852 + Not Applicable 13.74 1902 + Not Applicable 13.78 1952 + Not Applicable 13.83 2015 + Not Applicable 13.91 2116 + Not Applicable 14.01 2245 + Not Applicable 14.14 2413 + Not Applicable 14.28 2597 + Not Applicable 14.43 2797 + Not Applicable 14.58 2999 + Not Applicable 14.78 3272 + Not Applicable 15.01 3591 + Not Applicable 15.29 3986 + Not Applicable 15.54 4375 + Not Applicable 15.77 4741 + Not Applicable 15.96 5056 + Not Applicable 16.13 5360 + Not Applicable 16.29 5650 + Not Applicable 16.45 5945 + Not Applicable 16.59 6205 + Not Applicable 16.70 6412 + Not Applicable 16.79 6583 + Not Applicable 16.83 6659 + Not Applicable 16.85 6697 + Not Applicable 16.84 6678 - Not Applicable 16.83 6659 - Not Applicable 16.82 6640 - Not Applicable 16.80 6602 - Not Applicable 16.79 6583 - Not Applicable 16.77 6545 - Not Applicable 16.75 6507 - Not Applicable 16.74 6488 - Not Applicable 16.73 6469 - Not Applicable 16.73 6469 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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