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Air Quality Alert
None

The Pennsylvania Department of Environmental Protection has issued a Code Red Air Quality Action Day for Fine Particulates, from midnight tonight to midnight EDT Thursday night. An Air Quality Action Day means that air quality within the region may approach or exceed unhealthy standards. For more information on current and forecast concentrations of ground-level ozone and fine particulates, visit www.airnow.gov or www.aqpartners.state.pa.us

West Branch Brandywine Creek At Modena, Pa Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 120.62
01-02 148.07
01-03 86.16
01-04 94.23
01-05 84.84
01-06 80.88
01-07 105.34
01-08 88.78
01-09 76.85
01-10 296.29
01-11 108.24
01-12 121.57
01-13 114.27
01-14 91.43
01-15 91.02
01-16 80.65
01-17 94.64
01-18 87.82
01-19 81.02
01-20 108.08
01-21 92.1
01-22 71.92
01-23 69.49
01-24 85.32
01-25 117.24
01-26 153.68
01-27 90.03
01-28 79.46
01-29 84.0
01-30 67.68
01-31 88.34
02-01 83.27
02-02 74.74
02-03 83.94
02-04 204.44
02-05 120.06
02-06 116.28
02-07 95.38
02-08 108.9
02-09 81.29
02-10 70.56
02-11 93.38
02-12 104.74
02-13 94.92
02-14 95.04
02-15 82.52
02-16 106.74
02-17 177.3
02-18 94.22
02-19 85.52
02-20 85.09
02-21 103.47
02-22 108.45
02-23 98.99
02-24 98.09
02-25 305.54
02-26 113.28
02-27 101.05
02-28 110.44
02-29 98.03
03-01 163.24
03-02 103.77
03-03 110.36
03-04 100.69
03-05 115.07
03-06 132.43
03-07 95.72
03-08 84.73
03-09 82.85
03-10 169.28
03-11 190.36
03-12 162.91
03-13 190.21
03-14 95.69
03-15 124.41
03-16 93.41
03-17 89.32
03-18 79.81
03-19 85.42
03-20 93.86
03-21 87.65
03-22 136.34
03-23 80.69
03-24 113.65
03-25 141.62
03-26 90.47
03-27 87.08
03-28 88.99
03-29 130.29
03-30 89.65
03-31 112.13
04-01 149.73
04-02 106.79
04-03 120.99
04-04 137.15
04-05 91.12
04-06 79.23
04-07 93.79
04-08 141.27
04-09 82.76
04-10 77.53
04-11 72.56
04-12 75.86
04-13 82.06
04-14 92.96
04-15 73.44
04-16 109.75
04-17 79.95
04-18 66.46
04-19 130.24
04-20 88.38
04-21 78.5
04-22 71.23
04-23 93.89
04-24 71.96
04-25 63.06
04-26 77.34
04-27 88.09
04-28 65.41
04-29 72.96
04-30 72.96
05-01 532.94
05-02 112.03
05-03 90.09
05-04 84.37
05-05 93.69
05-06 93.16
05-07 109.96
05-08 131.15
05-09 82.57
05-10 74.49
05-11 78.49
05-12 78.71
05-13 74.01
05-14 109.98
05-15 73.85
05-16 78.78
05-17 103.22
05-18 79.69
05-19 69.87
05-20 73.29
05-21 61.98
05-22 60.41
05-23 83.34
05-24 70.53
05-25 63.25
05-26 74.34
05-27 55.07
05-28 62.33
05-29 99.31
05-30 89.22
05-31 74.24
06-01 56.58
06-02 74.01
06-03 57.79
06-04 85.51
06-05 66.21
06-06 73.46
06-07 51.88
06-08 78.89
06-09 117.49
06-10 60.64
06-11 111.43
06-12 86.73
06-13 99.63
06-14 84.79
06-15 69.89
06-16 51.92
06-17 61.07
06-18 51.09
06-19 78.56
06-20 74.33
06-21 76.34
06-22 53.58
06-23 57.43
06-24 57.03
06-25 54.22
06-26 67.05
06-27 78.62
06-28 241.29
06-29 63.83
06-30 51.94
07-01 99.76
07-02 116.71
07-03 69.08
07-04 54.74
07-05 46.87
07-06 46.28
07-07 46.1
07-08 50.23
07-09 52.89
07-10 92.03
07-11 77.31
07-12 121.21
07-13 80.65
07-14 47.62
07-15 59.4
07-16 60.67
07-17 46.47
07-18 51.21
07-19 41.57
07-20 41.8
07-21 36.49
07-22 51.06
07-23 139.98
07-24 60.51
07-25 78.75
07-26 49.58
07-27 40.14
07-28 59.15
07-29 50.51
07-30 42.61
07-31 46.46
08-01 37.68
08-02 45.89
08-03 36.89
08-04 63.48
08-05 119.95
08-06 43.91
08-07 38.04
08-08 72.01
08-09 43.14
08-10 38.29
08-11 47.24
08-12 52.44
08-13 48.26
08-14 78.46
08-15 60.04
08-16 42.54
08-17 36.99
08-18 38.63
08-19 56.85
08-20 60.02
08-21 39.65
08-22 72.09
08-23 44.76
08-24 42.32
08-25 35.32
08-26 31.76
08-27 31.25
08-28 126.23
08-29 66.37
08-30 41.57
08-31 35.2
09-01 95.75
09-02 227.87
09-03 73.7
09-04 46.74
09-05 39.82
09-06 55.02
09-07 87.21
09-08 239.45
09-09 68.88
09-10 88.73
09-11 62.5
09-12 51.69
09-13 58.55
09-14 45.66
09-15 40.09
09-16 37.11
09-17 35.92
09-18 53.57
09-19 48.94
09-20 40.05
09-21 36.36
09-22 43.03
09-23 37.73
09-24 267.63
09-25 73.89
09-26 69.94
09-27 60.61
09-28 60.16
09-29 61.19
09-30 82.75
10-01 45.44
10-02 41.57
10-03 62.82
10-04 48.42
10-05 61.78
10-06 45.14
10-07 41.05
10-08 44.97
10-09 41.68
10-10 39.32
10-11 45.86
10-12 105.79
10-13 49.62
10-14 50.44
10-15 78.58
10-16 55.35
10-17 61.87
10-18 47.2
10-19 41.21
10-20 51.3
10-21 46.29
10-22 40.94
10-23 42.54
10-24 39.51
10-25 38.88
10-26 76.21
10-27 45.33
10-28 59.9
10-29 46.09
10-30 252.41
10-31 98.86
11-01 109.91
11-02 59.21
11-03 197.66
11-04 49.91
11-05 40.72
11-06 45.52
11-07 57.33
11-08 47.75
11-09 42.58
11-10 67.85
11-11 44.46
11-12 56.84
11-13 57.97
11-14 57.0
11-15 44.26
11-16 63.95
11-17 68.55
11-18 72.15
11-19 55.67
11-20 51.68
11-21 43.83
11-22 79.78
11-23 81.73
11-24 63.75
11-25 131.81
11-26 57.01
11-27 91.76
11-28 71.27
11-29 58.78
11-30 73.56
12-01 158.25
12-02 76.3
12-03 70.92
12-04 73.94
12-05 59.3
12-06 63.41
12-07 100.31
12-08 145.06
12-09 64.23
12-10 79.42
12-11 121.99
12-12 70.49
12-13 60.34
12-14 59.32
12-15 72.42
12-16 113.4
12-17 102.05
12-18 178.88
12-19 95.17
12-20 75.07
12-21 114.5
12-22 106.92
12-23 108.37
12-24 129.82
12-25 253.25
12-26 96.54
12-27 96.19
12-28 241.48
12-29 112.47
12-30 122.97
12-31 94.82

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index