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">KLAMATH RIVER - IRON GATE (IRGC1)
Latitude: 41.93º N Longitude: 122.44º W Elevation: 2162 Feet Forecast Type: Unofficial Location
Location: Siskiyou County in California Bulletin Group: North Coast River Group: Klamath
Issuance Time: Aug 31 2026 at 7:15 AM PDT Next Issuance: Sep 01 2026 at 9:00 AM PDT 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 - Iron Gate (IRGC1) 08/31/2026 at 07:18 AM PDT Date & Time of Maximum Observed: 08/28/2026 at 10:00 PM PDT 3.44 Feet 2091 cfs & Time of Maximum Forecast: 09/03/2026 at 03:00 PM PDT 2.73 Feet 1527 cfs Stage (Feet) Flow (cfs) Trend Observed Status ------------------------------------------------------------- 1.78 922 Not Applicable 1.77 917 - Not Applicable 1.78 922 + Not Applicable 1.77 917 - Not Applicable 1.78 922 + Not Applicable 1.78 922 0 Not Applicable 1.78 922 0 Not Applicable 1.77 917 - Not Applicable 1.78 922 + Not Applicable 1.78 922 0 Not Applicable 1.78 922 0 Not Applicable 1.78 922 0 Not Applicable 1.78 922 0 Not Applicable 1.77 917 - Not Applicable 1.76 911 - Not Applicable 1.76 911 0 Not Applicable 1.75 906 - Not Applicable 1.75 906 0 Not Applicable 1.75 906 0 Not Applicable 1.76 911 + Not Applicable 1.76 911 0 Not Applicable 1.76 911 0 Not Applicable 1.77 917 + Not Applicable 1.77 917 0 Not Applicable 1.75 906 - Not Applicable 1.76 911 + Not Applicable 1.76 911 0 Not Applicable 1.76 911 0 Not Applicable 1.77 917 + Not Applicable 1.76 911 - Not Applicable 1.77 917 + Not Applicable 1.77 917 0 Not Applicable 1.77 917 0 Not Applicable 1.78 922 + Not Applicable 1.77 917 - Not Applicable 1.77 917 0 Not Applicable 1.76 911 - Not Applicable 1.76 911 0 Not Applicable 1.76 911 0 Not Applicable 1.75 906 - Not Applicable 1.75 906 0 Not Applicable 1.75 906 0 Not Applicable 1.75 906 0 Not Applicable 1.75 906 0 Not Applicable 1.75 906 0 Not Applicable 1.76 911 + Not Applicable 1.76 911 0 Not Applicable 1.77 917 + Not Applicable 1.77 917 0 Not Applicable 1.77 917 0 Not Applicable 1.76 911 - Not Applicable 1.77 917 + Not Applicable 1.77 917 0 Not Applicable 1.77 917 0 Not Applicable 1.78 922 + Not Applicable 1.77 917 - Not Applicable 2.85 1616 + Not Applicable 3.35 2015 + Not Applicable 3.32 1990 - Not Applicable 3.35 2015 + Not Applicable 3.40 2057 + Not Applicable 3.42 2074 + Not Applicable 3.43 2083 + Not Applicable 3.44 2091 + Not Applicable 3.42 2074 - Not Applicable 3.43 2083 + Not Applicable 3.41 2066 - Not Applicable 3.42 2074 + Not Applicable 3.40 2057 - Not Applicable 3.27 1948 - Not Applicable 3.25 1932 - Not Applicable 3.32 1990 + Not Applicable 3.34 2006 + Not Applicable 3.34 2006 0 Not Applicable 3.34 2006 0 Not Applicable 3.34 2006 0 Not Applicable 3.34 2006 0 Not Applicable 3.32 1990 - Not Applicable 3.32 1990 0 Not Applicable 3.32 1990 0 Not Applicable 3.31 1981 - Not Applicable 3.28 1956 - Not Applicable 3.23 1915 - Not Applicable 3.22 1907 - Not Applicable 3.21 1899 - Not Applicable 3.22 1907 + Not Applicable 3.22 1907 0 Not Applicable 3.16 1858 - Not Applicable 3.07 1786 - Not Applicable 3.03 1755 - Not Applicable 3.02 1747 - Not Applicable 3.02 1747 0 Not Applicable 3.01 1739 - Not Applicable 3.00 1731 - Not Applicable 2.97 1708 - Not Applicable 2.96 1700 - Not Applicable 2.96 1700 0 Not Applicable 2.96 1700 0 Not Applicable 2.95 1692 - Not Applicable 2.94 1685 - Not Applicable 2.90 1654 - Not Applicable 2.89 1646 - Not Applicable 2.88 1639 - Not Applicable 2.87 1631 - Not Applicable 2.87 1631 0 Not Applicable 2.85 1616 - Not Applicable 2.81 1586 - Not Applicable 2.78 1564 - Not Applicable 2.78 1564 0 Not Applicable 2.78 1564 0 Not Applicable 2.79 1571 + Not Applicable 2.77 1556 - Not Applicable 2.74 1534 - Not Applicable 2.72 1520 - Not Applicable 2.70 1505 - Not Applicable 2.67 1483 - Not Applicable 2.62 1448 - Not Applicable 2.60 1433 - Not Applicable 2.60 1433 0 Not Applicable 2.59 1426 - Not Applicable 2.58 1419 - Not Applicable Stage (Feet) Flow (cfs) Trend Forecast Status ------------------------------------------------------------- 2.57 1412 Not Applicable 2.56 1405 - Not Applicable 2.56 1405 0 Not Applicable 2.55 1398 - Not Applicable 2.55 1398 0 Not Applicable 2.54 1391 - Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.54 1391 0 Not Applicable 2.55 1398 + Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.55 1398 0 Not Applicable 2.56 1405 + Not Applicable 2.56 1405 0 Not Applicable 2.56 1405 0 Not Applicable 2.57 1412 + Not Applicable 2.57 1412 0 Not Applicable 2.57 1412 0 Not Applicable 2.57 1412 0 Not Applicable 2.57 1412 0 Not Applicable 2.57 1412 0 Not Applicable 2.58 1419 + Not Applicable 2.58 1419 0 Not Applicable 2.58 1419 0 Not Applicable 2.58 1419 0 Not Applicable 2.57 1412 - Not Applicable 2.57 1412 0 Not Applicable 2.57 1412 0 Not Applicable 2.57 1412 0 Not Applicable 2.58 1419 + Not Applicable 2.58 1419 0 Not Applicable 2.58 1419 0 Not Applicable 2.58 1419 0 Not Applicable 2.59 1426 + Not Applicable 2.59 1426 0 Not Applicable 2.60 1433 + Not Applicable 2.60 1433 0 Not Applicable 2.61 1440 + Not Applicable 2.62 1448 + Not Applicable 2.63 1455 + Not Applicable 2.64 1462 + Not Applicable 2.65 1469 + Not Applicable 2.66 1476 + Not Applicable 2.67 1483 + Not Applicable 2.68 1491 + Not Applicable 2.69 1498 + Not Applicable 2.69 1498 0 Not Applicable 2.70 1505 + Not Applicable 2.71 1512 + Not Applicable 2.71 1512 0 Not Applicable 2.72 1520 + Not Applicable 2.72 1520 0 Not Applicable 2.73 1527 + Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.73 1527 0 Not Applicable 2.72 1520 - Not Applicable 2.72 1520 0 Not Applicable 2.72 1520 0 Not Applicable 2.72 1520 0 Not Applicable 2.71 1512 - Not Applicable 2.71 1512 0 Not Applicable 2.71 1512 0 Not Applicable 2.70 1505 - Not Applicable 2.70 1505 0 Not Applicable 2.69 1498 - Not Applicable 2.69 1498 0 Not Applicable 2.69 1498 0 Not Applicable 2.68 1491 - Not Applicable 2.68 1491 0 Not Applicable 2.68 1491 0 Not Applicable 2.67 1483 - Not Applicable 2.67 1483 0 Not Applicable 2.67 1483 0 Not Applicable 2.67 1483 0 Not Applicable 2.67 1483 0 Not Applicable 2.66 1476 - Not Applicable 2.66 1476 0 Not Applicable 2.66 1476 0 Not Applicable 2.65 1469 - Not Applicable 2.65 1469 0 Not Applicable 2.65 1469 0 Not Applicable 2.65 1469 0 Not Applicable 2.65 1469 0 Not Applicable 2.65 1469 0 Not Applicable 2.65 1469 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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