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Willamette River above Falls at Oregon City

Critical Stages
62' - Action
64' - Flood
65' - Moderate
67' - Major

Latest Observation

Updated: 11:10 PM PST 12/5/25

Status: No Flooding

Stage: 56.13 ft

Flow: 32.8 kcfs

Forecast

TimeStage (ft)Flow (kcfs)
4 AM 12/6 56.49 36.7
10 AM 12/6 56.65 38.6
4 PM 12/6 56.87 41.2
10 PM 12/6 57.14 44.7
4 AM 12/7 57.34 47.3
10 AM 12/7 57.44 48.7
4 PM 12/7 57.51 49.7
10 PM 12/7 57.59 50.8
4 AM 12/8 57.7 52.3
10 AM 12/8 57.81 53.9
4 PM 12/8 57.97 56.3
10 PM 12/8 58.24 60.4
4 AM 12/9 58.63 66.6
10 AM 12/9 59.07 74.1
4 PM 12/9 59.55 82.9
10 PM 12/9 60.05 92.6
4 AM 12/10 60.52 102
10 AM 12/10 60.95 111
4 PM 12/10 61.34 120
10 PM 12/10 61.69 129
4 AM 12/11 61.95 135
10 AM 12/11 62.09 138
4 PM 12/11 62.15 140
10 PM 12/11 62.15 140
4 AM 12/12 62.09 138
10 AM 12/12 61.99 136
4 PM 12/12 61.87 133
10 PM 12/12 61.71 129
4 AM 12/13 61.52 124
10 AM 12/13 61.32 120
4 PM 12/13 61.11 115
10 PM 12/13 60.91 111
4 AM 12/14 60.7 106
10 AM 12/14 60.5 102
4 PM 12/14 60.3 97.7
10 PM 12/14 60.11 93.8
4 AM 12/15 59.92 90
TimeStage (ft)Flow (kcfs)
11:30 PM 12/5 56.14 32.9
11:25 PM 12/5 56.14 32.9
11:20 PM 12/5 56.14 32.9
11:15 PM 12/5 56.13 32.8
11:10 PM 12/5 56.13 32.8
11:05 PM 12/5 56.13 32.8
11:00 PM 12/5 56.14 32.9
10:55 PM 12/5 56.13 32.8
10:50 PM 12/5 56.14 32.9
10:45 PM 12/5 56.14 32.9
10:40 PM 12/5 56.14 32.9
10:35 PM 12/5 56.14 32.9
10:30 PM 12/5 56.13 32.8
10:25 PM 12/5 56.14 32.9
10:20 PM 12/5 56.14 32.9
10:15 PM 12/5 56.14 32.9
10:10 PM 12/5 56.14 32.9
10:05 PM 12/5 56.15 33
10:00 PM 12/5 56.15 33
9:55 PM 12/5 56.16 33.1
9:50 PM 12/5 56.17 33.2
9:45 PM 12/5 56.18 33.3
9:40 PM 12/5 56.19 33.4
9:35 PM 12/5 56.21 33.7
9:30 PM 12/5 56.21 33.7
9:25 PM 12/5 56.22 33.8
9:20 PM 12/5 56.22 33.8
9:15 PM 12/5 56.23 33.9
9:10 PM 12/5 56.23 33.9
9:05 PM 12/5 56.23 33.9
Hydrograph for Willamette River above Falls at Oregon City
69.5' - expect flooding of the paper and power plants and areas on the Oregon City side of the river. Also expect considerable flooding of Southern Pacific Railroad, low parts of Hwy 99E, and other low areas upstream of the Oregon City locks.
65' - expect flooding over side of upper locks. Water flow at this level begins to impact the paper plant and power plant.
64.7' - expect water flowing over the top of lock gate #7.
DateStage (ft)
Feb 5, 1990 71.3
Dec 25, 1964 70.1
Feb 9, 1996 69.47
Jan 9, 1923 69.4
Jan 3, 1943 68.5
Dec 24, 1955 67.5
Jan 21, 1953 67.5
Jan 30, 1965 67.4
Jan 18, 1974 67.3
Jan 9, 1948 67.2
Dec 31, 1945 66.7
Feb 13, 1961 66.6
Dec 31, 1937 66.5
Jan 2, 1997 66.43
Dec 17, 1946 66.4
Feb 20, 1949 66
Dec 31, 1943 66
Jan 15, 1936 65.8
Feb 24, 1927 65.8
Jan 23, 1972 65.5

Data provided by the National Weather Service.