Overview Realtime Historical Map View

Fanno Creek At 56th Ave, At Portland, 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 2.92
01-02 3.09
01-03 11.05
01-04 5.03
01-05 4.19
01-06 6.91
01-07 7.52
01-08 5.56
01-09 6.57
01-10 6.05
01-11 4.44
01-12 14.87
01-13 10.33
01-14 3.85
01-15 2.54
01-16 4.93
01-17 4.9
01-18 8.55
01-19 8.64
01-20 5.62
01-21 5.78
01-22 4.51
01-23 5.74
01-24 4.81
01-25 4.73
01-26 3.41
01-27 7.52
01-28 4.86
01-29 6.61
01-30 4.28
01-31 3.53
02-01 2.85
02-02 2.46
02-03 4.2
02-04 2.52
02-05 2.89
02-06 3.72
02-07 4.57
02-08 3.13
02-09 3.67
02-10 2.54
02-11 3.55
02-12 6.95
02-13 4.5
02-14 2.96
02-15 5.1
02-16 5.67
02-17 4.85
02-18 4.48
02-19 4.33
02-20 3.3
02-21 2.85
02-22 2.38
02-23 3.28
02-24 7.11
02-25 4.76
02-26 3.63
02-27 3.12
02-28 3.12
02-29 11.89
03-01 7.5
03-02 3.49
03-03 6.34
03-04 3.34
03-05 2.92
03-06 4.98
03-07 2.66
03-08 2.28
03-09 3.74
03-10 4.9
03-11 3.46
03-12 9.28
03-13 10.85
03-14 8.45
03-15 9.49
03-16 6.78
03-17 6.42
03-18 2.67
03-19 2.51
03-20 5.26
03-21 3.9
03-22 4.53
03-23 3.06
03-24 4.34
03-25 3.13
03-26 2.41
03-27 2.83
03-28 2.81
03-29 4.07
03-30 6.42
03-31 3.65
04-01 4.05
04-02 2.3
04-03 2.3
04-04 3.46
04-05 2.52
04-06 2.88
04-07 8.54
04-08 6.68
04-09 4.25
04-10 2.58
04-11 9.01
04-12 3.8
04-13 3.31
04-14 2.96
04-15 2.78
04-16 2.63
04-17 2.22
04-18 2.31
04-19 2.04
04-20 3.57
04-21 2.9
04-22 4.21
04-23 2.94
04-24 2.54
04-25 2.37
04-26 2.21
04-27 1.91
04-28 1.42
04-29 1.53
04-30 2.55
05-01 1.77
05-02 1.22
05-03 1.28
05-04 2.24
05-05 1.32
05-06 1.19
05-07 3.24
05-08 1.2
05-09 2.26
05-10 1.25
05-11 1.03
05-12 1.48
05-13 1.34
05-14 1.45
05-15 1.11
05-16 1.42
05-17 1.95
05-18 0.9
05-19 2.08
05-20 0.95
05-21 0.91
05-22 0.94
05-23 6.54
05-24 1.94
05-25 1.25
05-26 1.07
05-27 1.19
05-28 1.09
05-29 1.12
05-30 0.92
05-31 0.89
06-01 0.75
06-02 1.18
06-03 0.69
06-04 0.69
06-05 3.93
06-06 1.02
06-07 0.77
06-08 0.75
06-09 1.37
06-10 1.13
06-11 3.88
06-12 1.06
06-13 1.48
06-14 0.83
06-15 0.47
06-16 1.21
06-17 0.79
06-18 0.85
06-19 0.72
06-20 0.59
06-21 0.52
06-22 0.5
06-23 0.47
06-24 0.66
06-25 0.4
06-26 0.58
06-27 0.61
06-28 0.56
06-29 0.42
06-30 0.38
07-01 1.41
07-02 0.39
07-03 0.34
07-04 0.34
07-05 0.3
07-06 0.27
07-07 0.27
07-08 0.25
07-09 0.21
07-10 0.31
07-11 1.34
07-12 0.21
07-13 0.22
07-14 0.2
07-15 0.17
07-16 0.18
07-17 0.16
07-18 0.25
07-19 0.17
07-20 0.17
07-21 1.03
07-22 0.16
07-23 0.19
07-24 0.28
07-25 0.19
07-26 0.17
07-27 0.16
07-28 0.15
07-29 0.13
07-30 0.13
07-31 0.14
08-01 0.11
08-02 0.1
08-03 0.1
08-04 0.09
08-05 0.08
08-06 0.08
08-07 0.33
08-08 0.09
08-09 0.19
08-10 0.08
08-11 0.31
08-12 0.09
08-13 0.09
08-14 0.08
08-15 0.07
08-16 0.07
08-17 0.08
08-18 0.07
08-19 0.08
08-20 0.07
08-21 0.06
08-22 0.16
08-23 0.1
08-24 0.08
08-25 0.09
08-26 0.08
08-27 0.54
08-28 0.07
08-29 0.09
08-30 0.23
08-31 0.1
09-01 0.26
09-02 0.09
09-03 0.33
09-04 0.24
09-05 0.22
09-06 0.73
09-07 0.29
09-08 0.3
09-09 0.27
09-10 0.36
09-11 0.16
09-12 0.18
09-13 0.13
09-14 0.12
09-15 0.16
09-16 0.18
09-17 0.21
09-18 0.86
09-19 0.54
09-20 1.69
09-21 0.24
09-22 0.22
09-23 1.62
09-24 1.02
09-25 0.54
09-26 1.94
09-27 0.41
09-28 1.78
09-29 1.36
09-30 1.79
10-01 0.97
10-02 1.12
10-03 0.83
10-04 0.4
10-05 0.66
10-06 1.06
10-07 0.94
10-08 0.49
10-09 0.99
10-10 2.68
10-11 1.23
10-12 1.29
10-13 2.36
10-14 2.4
10-15 2.19
10-16 0.82
10-17 0.84
10-18 1.37
10-19 1.46
10-20 1.41
10-21 0.68
10-22 3.37
10-23 1.22
10-24 1.03
10-25 1.73
10-26 1.99
10-27 1.91
10-28 6.94
10-29 2.58
10-30 3.37
10-31 4.44
11-01 2.27
11-02 1.88
11-03 2.34
11-04 8.63
11-05 6.0
11-06 5.57
11-07 5.83
11-08 1.55
11-09 2.24
11-10 0.96
11-11 1.33
11-12 3.57
11-13 3.0
11-14 1.8
11-15 3.46
11-16 2.52
11-17 4.47
11-18 1.99
11-19 5.7
11-20 6.09
11-21 1.81
11-22 3.18
11-23 8.22
11-24 8.67
11-25 8.7
11-26 2.72
11-27 1.9
11-28 3.36
11-29 1.98
11-30 2.17
12-01 5.71
12-02 7.44
12-03 2.64
12-04 4.72
12-05 4.45
12-06 6.5
12-07 3.22
12-08 3.03
12-09 7.62
12-10 7.54
12-11 5.0
12-12 7.71
12-13 2.72
12-14 2.06
12-15 2.43
12-16 2.83
12-17 13.85
12-18 3.62
12-19 9.29
12-20 9.92
12-21 8.34
12-22 3.85
12-23 6.63
12-24 6.41
12-25 3.59
12-26 7.67
12-27 15.13
12-28 5.69
12-29 2.87
12-30 10.95
12-31 3.65

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index