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Johnson Creek At Milwaukie, Or Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 88.81
01-02 83.25
01-03 104.13
01-04 142.9
01-05 129.18
01-06 163.42
01-07 175.26
01-08 130.38
01-09 139.99
01-10 136.36
01-11 115.66
01-12 157.9
01-13 185.78
01-14 130.07
01-15 98.34
01-16 108.13
01-17 110.39
01-18 178.25
01-19 247.22
01-20 251.31
01-21 156.29
01-22 141.23
01-23 146.07
01-24 128.39
01-25 151.76
01-26 111.95
01-27 115.76
01-28 154.65
01-29 150.1
01-30 158.71
01-31 114.11
02-01 90.61
02-02 94.12
02-03 91.76
02-04 82.22
02-05 68.61
02-06 87.42
02-07 79.71
02-08 88.57
02-09 90.94
02-10 80.54
02-11 73.65
02-12 110.12
02-13 106.21
02-14 83.94
02-15 94.11
02-16 166.2
02-17 141.73
02-18 148.83
02-19 146.27
02-20 145.56
02-21 116.32
02-22 103.07
02-23 131.42
02-24 177.97
02-25 163.77
02-26 117.21
02-27 112.64
02-28 98.87
02-29 125.53
03-01 166.12
03-02 127.57
03-03 133.63
03-04 108.02
03-05 89.06
03-06 125.02
03-07 107.0
03-08 87.71
03-09 89.4
03-10 103.35
03-11 87.08
03-12 94.54
03-13 231.65
03-14 190.56
03-15 154.19
03-16 180.97
03-17 115.09
03-18 96.32
03-19 90.59
03-20 81.78
03-21 92.22
03-22 158.17
03-23 102.03
03-24 97.16
03-25 116.03
03-26 84.17
03-27 83.81
03-28 82.21
03-29 113.38
03-30 106.67
03-31 105.74
04-01 102.03
04-02 98.22
04-03 87.77
04-04 77.11
04-05 71.39
04-06 73.51
04-07 106.12
04-08 122.2
04-09 91.99
04-10 81.31
04-11 110.83
04-12 121.01
04-13 104.23
04-14 88.32
04-15 85.16
04-16 79.81
04-17 76.19
04-18 71.19
04-19 66.83
04-20 77.9
04-21 71.41
04-22 61.29
04-23 65.15
04-24 60.57
04-25 70.02
04-26 61.56
04-27 64.35
04-28 56.14
04-29 48.95
04-30 41.16
05-01 54.96
05-02 43.86
05-03 46.1
05-04 51.21
05-05 47.15
05-06 48.49
05-07 54.65
05-08 45.73
05-09 51.07
05-10 49.17
05-11 39.87
05-12 40.06
05-13 38.79
05-14 37.08
05-15 37.18
05-16 53.89
05-17 44.37
05-18 41.27
05-19 42.39
05-20 37.21
05-21 35.08
05-22 38.49
05-23 41.73
05-24 38.69
05-25 42.98
05-26 39.05
05-27 34.62
05-28 44.61
05-29 35.71
05-30 35.05
05-31 32.39
06-01 28.65
06-02 29.55
06-03 27.53
06-04 25.93
06-05 34.0
06-06 31.69
06-07 31.56
06-08 33.38
06-09 36.55
06-10 40.7
06-11 96.96
06-12 47.71
06-13 39.6
06-14 39.33
06-15 31.85
06-16 33.99
06-17 35.67
06-18 30.37
06-19 34.08
06-20 29.81
06-21 31.77
06-22 27.29
06-23 24.89
06-24 25.72
06-25 23.92
06-26 22.87
06-27 31.99
06-28 28.1
06-29 23.06
06-30 21.4
07-01 23.84
07-02 21.34
07-03 20.71
07-04 20.02
07-05 19.53
07-06 19.36
07-07 19.82
07-08 19.11
07-09 18.76
07-10 18.72
07-11 19.54
07-12 19.42
07-13 19.9
07-14 18.66
07-15 18.49
07-16 18.38
07-17 18.45
07-18 21.63
07-19 18.76
07-20 18.19
07-21 18.62
07-22 18.57
07-23 19.39
07-24 20.03
07-25 18.19
07-26 18.05
07-27 18.2
07-28 17.69
07-29 17.72
07-30 17.74
07-31 17.51
08-01 17.33
08-02 17.25
08-03 17.39
08-04 17.25
08-05 17.84
08-06 17.28
08-07 17.15
08-08 18.05
08-09 17.93
08-10 17.91
08-11 18.55
08-12 17.6
08-13 17.35
08-14 16.76
08-15 16.99
08-16 16.92
08-17 18.0
08-18 17.37
08-19 17.2
08-20 17.52
08-21 17.74
08-22 16.2
08-23 17.02
08-24 17.29
08-25 16.85
08-26 16.42
08-27 16.88
08-28 16.71
08-29 17.34
08-30 19.13
08-31 17.64
09-01 18.9
09-02 17.5
09-03 19.24
09-04 16.98
09-05 16.81
09-06 17.45
09-07 19.95
09-08 18.2
09-09 17.37
09-10 17.45
09-11 17.35
09-12 16.64
09-13 18.38
09-14 17.27
09-15 18.61
09-16 20.48
09-17 18.08
09-18 23.24
09-19 28.24
09-20 22.27
09-21 23.35
09-22 19.64
09-23 19.72
09-24 32.1
09-25 25.32
09-26 22.78
09-27 20.38
09-28 24.56
09-29 32.79
09-30 39.47
10-01 29.6
10-02 26.07
10-03 23.46
10-04 21.02
10-05 20.52
10-06 21.41
10-07 20.99
10-08 21.12
10-09 21.99
10-10 44.53
10-11 27.76
10-12 26.93
10-13 37.85
10-14 41.94
10-15 48.52
10-16 39.78
10-17 38.82
10-18 66.22
10-19 30.33
10-20 37.19
10-21 33.11
10-22 68.92
10-23 57.27
10-24 41.6
10-25 36.21
10-26 39.97
10-27 39.19
10-28 49.69
10-29 57.54
10-30 48.43
10-31 78.6
11-01 65.09
11-02 55.58
11-03 48.18
11-04 53.99
11-05 80.6
11-06 89.52
11-07 106.44
11-08 76.93
11-09 50.96
11-10 43.88
11-11 44.12
11-12 74.54
11-13 109.67
11-14 58.83
11-15 87.32
11-16 101.11
11-17 61.58
11-18 65.09
11-19 71.39
11-20 171.02
11-21 95.85
11-22 94.37
11-23 74.98
11-24 170.1
11-25 125.52
11-26 98.38
11-27 96.13
11-28 97.74
11-29 102.51
11-30 76.42
12-01 87.21
12-02 94.79
12-03 102.79
12-04 104.73
12-05 152.39
12-06 145.49
12-07 119.83
12-08 249.46
12-09 149.39
12-10 230.11
12-11 206.83
12-12 212.27
12-13 112.49
12-14 97.1
12-15 73.86
12-16 101.93
12-17 246.37
12-18 98.95
12-19 275.58
12-20 203.54
12-21 251.37
12-22 150.97
12-23 134.98
12-24 127.74
12-25 138.18
12-26 174.45
12-27 181.64
12-28 146.64
12-29 125.97
12-30 122.56
12-31 127.12

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index