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Shenango River At Pymatuning Dam, 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
01-01 399.42
01-02 405.17
01-03 376.92
01-04 420.17
01-05 417.75
01-06 437.25
01-07 428.67
01-08 417.75
01-09 463.08
01-10 572.17
01-11 569.08
01-12 466.42
01-13 486.25
01-14 496.58
01-15 439.75
01-16 453.92
01-17 462.85
01-18 435.31
01-19 464.54
01-20 432.54
01-21 477.69
01-22 464.23
01-23 484.27
01-24 403.17
01-25 403.5
01-26 433.64
01-27 403.91
01-28 320.85
01-29 356.54
01-30 377.64
01-31 372.07
02-01 392.64
02-02 378.5
02-03 374.21
02-04 376.21
02-05 355.62
02-06 360.62
02-07 286.51
02-08 311.23
02-09 366.93
02-10 375.0
02-11 312.85
02-12 354.5
02-13 261.23
02-14 295.08
02-15 318.54
02-16 332.08
02-17 309.39
02-18 313.97
02-19 335.96
02-20 331.96
02-21 291.04
02-22 303.62
02-23 312.46
02-24 310.79
02-25 272.48
02-26 295.0
02-27 307.5
02-28 270.16
02-29 255.47
03-01 239.54
03-02 241.85
03-03 228.76
03-04 280.48
03-05 277.74
03-06 276.66
03-07 257.58
03-08 165.37
03-09 206.52
03-10 211.68
03-11 212.07
03-12 212.87
03-13 203.46
03-14 202.46
03-15 160.49
03-16 149.68
03-17 154.72
03-18 142.99
03-19 159.72
03-20 147.35
03-21 161.73
03-22 155.81
03-23 150.47
03-24 148.81
03-25 145.4
03-26 146.57
03-27 161.76
03-28 205.74
03-29 229.44
03-30 260.81
03-31 330.57
04-01 291.48
04-02 243.52
04-03 269.67
04-04 289.69
04-05 281.73
04-06 270.9
04-07 282.16
04-08 274.64
04-09 285.61
04-10 284.63
04-11 294.69
04-12 245.38
04-13 237.54
04-14 200.54
04-15 225.34
04-16 203.64
04-17 222.26
04-18 225.81
04-19 232.42
04-20 216.73
04-21 210.82
04-22 236.75
04-23 269.32
04-24 279.32
04-25 298.58
04-26 309.11
04-27 245.82
04-28 253.75
04-29 272.61
04-30 334.43
05-01 354.98
05-02 350.04
05-03 316.53
05-04 339.79
05-05 330.67
05-06 353.49
05-07 365.97
05-08 332.75
05-09 329.85
05-10 361.27
05-11 360.13
05-12 304.97
05-13 272.21
05-14 289.26
05-15 260.96
05-16 239.74
05-17 282.88
05-18 266.29
05-19 250.21
05-20 207.68
05-21 267.2
05-22 240.8
05-23 283.89
05-24 177.78
05-25 209.91
05-26 204.07
05-27 212.29
05-28 218.87
05-29 232.53
05-30 234.47
05-31 237.43
06-01 265.36
06-02 340.43
06-03 354.1
06-04 327.79
06-05 195.34
06-06 281.39
06-07 275.85
06-08 271.77
06-09 177.57
06-10 191.51
06-11 191.53
06-12 227.45
06-13 205.67
06-14 176.39
06-15 244.06
06-16 221.75
06-17 289.62
06-18 256.56
06-19 329.31
06-20 378.27
06-21 315.9
06-22 300.4
06-23 303.9
06-24 317.54
06-25 353.07
06-26 330.71
06-27 263.14
06-28 269.33
06-29 377.28
06-30 263.56
07-01 269.2
07-02 284.28
07-03 238.56
07-04 200.35
07-05 197.99
07-06 202.59
07-07 218.06
07-08 184.85
07-09 173.28
07-10 131.39
07-11 188.67
07-12 169.33
07-13 158.14
07-14 199.26
07-15 213.0
07-16 201.43
07-17 210.64
07-18 216.07
07-19 210.79
07-20 211.46
07-21 296.0
07-22 290.5
07-23 253.21
07-24 252.64
07-25 230.04
07-26 172.06
07-27 167.43
07-28 168.82
07-29 152.36
07-30 145.86
07-31 160.79
08-01 144.33
08-02 159.58
08-03 162.54
08-04 143.12
08-05 141.48
08-06 141.55
08-07 145.68
08-08 143.19
08-09 142.73
08-10 140.42
08-11 131.54
08-12 136.68
08-13 134.01
08-14 146.87
08-15 153.83
08-16 192.96
08-17 180.58
08-18 180.71
08-19 182.82
08-20 134.21
08-21 146.67
08-22 129.89
08-23 128.12
08-24 129.76
08-25 143.95
08-26 139.04
08-27 136.68
08-28 127.54
08-29 128.18
08-30 127.11
08-31 126.68
09-01 128.18
09-02 134.86
09-03 131.74
09-04 131.6
09-05 127.81
09-06 122.85
09-07 124.71
09-08 124.28
09-09 125.09
09-10 138.49
09-11 131.13
09-12 124.65
09-13 124.16
09-14 166.41
09-15 125.79
09-16 124.14
09-17 123.83
09-18 124.73
09-19 123.77
09-20 113.34
09-21 122.79
09-22 120.47
09-23 119.19
09-24 116.83
09-25 116.07
09-26 116.0
09-27 141.79
09-28 131.93
09-29 113.49
09-30 110.11
10-01 134.11
10-02 137.97
10-03 129.24
10-04 126.48
10-05 133.89
10-06 137.1
10-07 130.74
10-08 132.74
10-09 139.27
10-10 131.58
10-11 135.39
10-12 134.31
10-13 131.33
10-14 137.33
10-15 143.59
10-16 129.29
10-17 135.71
10-18 129.46
10-19 132.84
10-20 137.79
10-21 137.42
10-22 147.99
10-23 167.5
10-24 166.69
10-25 189.22
10-26 217.57
10-27 216.68
10-28 231.65
10-29 238.26
10-30 225.4
10-31 210.42
11-01 260.41
11-02 282.43
11-03 300.1
11-04 309.0
11-05 277.69
11-06 277.62
11-07 284.46
11-08 287.88
11-09 297.69
11-10 338.08
11-11 336.38
11-12 340.15
11-13 318.57
11-14 346.46
11-15 357.96
11-16 337.63
11-17 316.63
11-18 341.92
11-19 280.65
11-20 322.25
11-21 297.81
11-22 296.46
11-23 290.14
11-24 221.95
11-25 212.13
11-26 230.71
11-27 234.64
11-28 241.72
11-29 228.83
11-30 235.3
12-01 214.03
12-02 208.47
12-03 240.31
12-04 250.4
12-05 270.86
12-06 277.02
12-07 247.49
12-08 254.56
12-09 290.51
12-10 311.44
12-11 300.14
12-12 272.41
12-13 275.4
12-14 303.33
12-15 306.42
12-16 306.19
12-17 255.81
12-18 267.96
12-19 267.61
12-20 274.88
12-21 300.04
12-22 247.01
12-23 339.78
12-24 298.0
12-25 256.83
12-26 254.42
12-27 284.88
12-28 300.25
12-29 363.6
12-30 368.25
12-31 388.8

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index