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Mill Creek At Walla Walla, Wa Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 133.53
01-02 119.24
01-03 112.33
01-04 111.84
01-05 120.94
01-06 129.36
01-07 136.77
01-08 195.8
01-09 170.52
01-10 155.57
01-11 138.33
01-12 134.25
01-13 149.83
01-14 175.46
01-15 149.13
01-16 129.41
01-17 134.09
01-18 140.87
01-19 158.95
01-20 197.08
01-21 244.18
01-22 205.4
01-23 195.27
01-24 214.52
01-25 192.85
01-26 165.76
01-27 162.48
01-28 174.68
01-29 179.9
01-30 159.68
01-31 169.52
02-01 163.23
02-02 182.34
02-03 175.13
02-04 162.4
02-05 219.49
02-06 278.34
02-07 410.31
02-08 335.03
02-09 208.39
02-10 197.85
02-11 231.98
02-12 176.14
02-13 166.24
02-14 168.51
02-15 165.91
02-16 156.09
02-17 133.02
02-18 137.4
02-19 150.86
02-20 156.29
02-21 148.16
02-22 183.59
02-23 223.42
02-24 253.17
02-25 227.62
02-26 199.22
02-27 196.63
02-28 167.44
02-29 194.75
03-01 195.0
03-02 217.46
03-03 205.46
03-04 201.96
03-05 192.19
03-06 202.04
03-07 215.49
03-08 182.04
03-09 163.46
03-10 188.41
03-11 204.54
03-12 176.17
03-13 202.71
03-14 281.86
03-15 287.0
03-16 254.57
03-17 268.21
03-18 242.07
03-19 266.73
03-20 253.64
03-21 240.67
03-22 277.14
03-23 290.8
03-24 272.53
03-25 288.67
03-26 273.53
03-27 250.54
03-28 243.57
03-29 244.07
03-30 260.67
03-31 265.29
04-01 236.87
04-02 220.2
04-03 200.87
04-04 185.67
04-05 182.87
04-06 180.47
04-07 188.07
04-08 277.61
04-09 224.66
04-10 279.44
04-11 275.82
04-12 281.19
04-13 244.69
04-14 246.23
04-15 222.2
04-16 208.97
04-17 212.64
04-18 200.35
04-19 197.94
04-20 272.45
04-21 246.64
04-22 209.86
04-23 237.21
04-24 227.03
04-25 230.38
04-26 205.42
04-27 222.29
04-28 201.08
04-29 173.92
04-30 144.35
05-01 161.51
05-02 133.54
05-03 126.15
05-04 131.43
05-05 128.56
05-06 127.61
05-07 155.43
05-08 187.21
05-09 143.15
05-10 127.94
05-11 111.11
05-12 103.91
05-13 99.68
05-14 91.61
05-15 124.19
05-16 134.76
05-17 139.75
05-18 130.97
05-19 116.53
05-20 105.85
05-21 134.4
05-22 119.53
05-23 100.51
05-24 85.75
05-25 72.95
05-26 74.52
05-27 80.41
05-28 76.26
05-29 70.81
05-30 91.55
05-31 83.95
06-01 75.52
06-02 68.19
06-03 76.64
06-04 78.78
06-05 87.88
06-06 82.82
06-07 76.41
06-08 64.11
06-09 59.65
06-10 55.41
06-11 55.11
06-12 60.47
06-13 76.7
06-14 130.78
06-15 85.22
06-16 71.33
06-17 61.83
06-18 52.53
06-19 52.27
06-20 44.86
06-21 41.0
06-22 38.91
06-23 34.14
06-24 31.59
06-25 28.49
06-26 25.98
06-27 31.39
06-28 28.38
06-29 25.11
06-30 24.13
07-01 21.5
07-02 19.18
07-03 16.03
07-04 14.93
07-05 13.84
07-06 12.97
07-07 12.28
07-08 11.85
07-09 9.72
07-10 9.47
07-11 10.03
07-12 8.25
07-13 8.23
07-14 7.95
07-15 7.11
07-16 6.07
07-17 8.05
07-18 7.26
07-19 7.45
07-20 6.24
07-21 6.5
07-22 6.36
07-23 5.86
07-24 7.27
07-25 7.78
07-26 7.72
07-27 6.71
07-28 6.37
07-29 6.21
07-30 4.62
07-31 5.22
08-01 5.55
08-02 5.81
08-03 5.26
08-04 4.93
08-05 5.01
08-06 5.28
08-07 5.55
08-08 6.27
08-09 6.13
08-10 6.0
08-11 6.07
08-12 5.58
08-13 5.38
08-14 5.58
08-15 4.9
08-16 4.93
08-17 5.17
08-18 4.98
08-19 5.4
08-20 5.15
08-21 5.49
08-22 5.79
08-23 6.84
08-24 6.81
08-25 6.64
08-26 6.37
08-27 6.41
08-28 7.27
08-29 6.22
08-30 6.46
08-31 6.78
09-01 6.84
09-02 7.05
09-03 7.24
09-04 6.54
09-05 8.17
09-06 7.53
09-07 7.57
09-08 7.35
09-09 8.45
09-10 7.9
09-11 9.7
09-12 8.49
09-13 7.67
09-14 8.39
09-15 10.07
09-16 9.72
09-17 9.14
09-18 11.22
09-19 11.46
09-20 13.37
09-21 13.63
09-22 12.57
09-23 11.76
09-24 11.74
09-25 12.64
09-26 12.61
09-27 11.92
09-28 12.25
09-29 13.23
09-30 13.38
10-01 14.27
10-02 12.62
10-03 12.33
10-04 11.88
10-05 12.34
10-06 10.81
10-07 12.08
10-08 12.94
10-09 13.63
10-10 15.63
10-11 16.26
10-12 17.96
10-13 16.54
10-14 17.46
10-15 19.1
10-16 18.24
10-17 20.7
10-18 28.86
10-19 22.06
10-20 36.34
10-21 32.38
10-22 32.16
10-23 35.95
10-24 29.61
10-25 28.24
10-26 25.56
10-27 27.09
10-28 25.65
10-29 30.29
10-30 51.73
10-31 39.27
11-01 48.46
11-02 43.96
11-03 40.92
11-04 37.96
11-05 109.93
11-06 64.54
11-07 62.02
11-08 69.57
11-09 50.22
11-10 46.95
11-11 43.42
11-12 40.58
11-13 56.24
11-14 49.07
11-15 45.07
11-16 45.74
11-17 46.23
11-18 50.8
11-19 49.71
11-20 60.15
11-21 62.88
11-22 64.46
11-23 55.88
11-24 56.12
11-25 61.98
11-26 90.5
11-27 75.5
11-28 66.24
11-29 65.85
11-30 60.39
12-01 57.98
12-02 69.37
12-03 118.48
12-04 89.45
12-05 94.81
12-06 102.8
12-07 98.16
12-08 103.77
12-09 94.77
12-10 127.43
12-11 153.44
12-12 128.09
12-13 124.63
12-14 112.79
12-15 91.76
12-16 86.1
12-17 83.04
12-18 79.83
12-19 137.19
12-20 155.42
12-21 198.95
12-22 176.31
12-23 143.46
12-24 123.95
12-25 116.85
12-26 112.15
12-27 118.73
12-28 142.72
12-29 114.21
12-30 102.53
12-31 146.4

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index