Overview Realtime Historical Map View

Ashuelot River At West Swanzey, Nh Historical Data

Historical Data


Streamflow Range


Date Average 2026 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012 2011
01-01 881.2
01-02 867.67
01-03 852.2
01-04 837.89
01-05 744.73
01-06 703.5
01-07 649.0
01-08 577.8
01-09 529.6
01-10 554.22
01-11 631.0
01-12 683.5
01-13 705.3
01-14 806.5
01-15 809.56
01-16 742.56
01-17 901.67
01-18 807.9
01-19 690.45
01-20 663.91
01-21 578.0
01-22 743.63
01-23 591.71
01-24 513.89
01-25 753.33
01-26 1194.63
01-27 1299.13
01-28 1047.11
01-29 848.5
01-30 638.44
01-31 580.44
02-01 609.0
02-02 586.22
02-03 600.44
02-04 594.22
02-05 601.56
02-06 548.44
02-07 565.0
02-08 546.14
02-09 438.38
02-10 437.14
02-11 421.63
02-12 470.11
02-13 492.56
02-14 375.0
02-15 349.25
02-16 414.44
02-17 441.71
02-18 610.13
02-19 612.25
02-20 653.4
02-21 682.67
02-22 566.33
02-23 780.0
02-24 759.7
02-25 758.13
02-26 947.67
02-27 798.44
02-28 896.4
02-29 1157.5
03-01 900.0
03-02 757.73
03-03 836.73
03-04 846.2
03-05 755.45
03-06 727.18
03-07 753.18
03-08 834.5
03-09 873.75
03-10 836.67
03-11 878.82
03-12 854.1
03-13 1020.25
03-14 1081.5
03-15 1035.0
03-16 1046.0
03-17 1018.08
03-18 1090.62
03-19 1008.86
03-20 926.38
03-21 911.64
03-22 900.85
03-23 873.57
03-24 915.57
03-25 929.21
03-26 861.87
03-27 791.2
03-28 832.8
03-29 952.73
03-30 1067.6
03-31 1193.86
04-01 1241.47
04-02 1347.53
04-03 1330.0
04-04 1337.27
04-05 1354.47
04-06 1342.07
04-07 1260.07
04-08 1212.2
04-09 1250.14
04-10 1250.4
04-11 1239.6
04-12 1178.64
04-13 1175.36
04-14 1226.93
04-15 1345.23
04-16 1312.31
04-17 1370.69
04-18 1273.85
04-19 1087.38
04-20 1040.15
04-21 956.79
04-22 934.93
04-23 947.07
04-24 972.29
04-25 880.69
04-26 771.21
04-27 795.36
04-28 851.43
04-29 810.93
04-30 773.07
05-01 860.73
05-02 977.79
05-03 962.21
05-04 925.73
05-05 933.36
05-06 1047.27
05-07 1006.13
05-08 861.71
05-09 761.86
05-10 720.07
05-11 781.36
05-12 716.07
05-13 655.64
05-14 584.08
05-15 502.69
05-16 596.33
05-17 729.43
05-18 795.6
05-19 696.27
05-20 530.57
05-21 552.4
05-22 524.53
05-23 537.2
05-24 588.87
05-25 594.87
05-26 606.2
05-27 587.8
05-28 518.0
05-29 498.53
05-30 503.2
05-31 559.2
06-01 605.73
06-02 599.27
06-03 599.33
06-04 588.53
06-05 533.64
06-06 508.73
06-07 645.29
06-08 700.0
06-09 663.13
06-10 621.6
06-11 488.13
06-12 507.14
06-13 486.86
06-14 476.09
06-15 481.93
06-16 431.72
06-17 377.83
06-18 355.44
06-19 374.7
06-20 359.19
06-21 364.81
06-22 312.6
06-23 301.11
06-24 375.04
06-25 353.82
06-26 348.29
06-27 513.87
06-28 504.23
06-29 508.01
06-30 523.35
07-01 510.09
07-02 503.69
07-03 547.87
07-04 620.09
07-05 668.07
07-06 573.63
07-07 489.42
07-08 424.61
07-09 492.08
07-10 563.34
07-11 650.63
07-12 566.59
07-13 552.72
07-14 510.58
07-15 513.43
07-16 572.49
07-17 723.57
07-18 588.27
07-19 340.55
07-20 539.01
07-21 460.76
07-22 428.93
07-23 449.72
07-24 605.5
07-25 566.8
07-26 516.1
07-27 454.37
07-28 429.32
07-29 474.82
07-30 553.46
07-31 572.82
08-01 532.41
08-02 469.38
08-03 447.28
08-04 418.47
08-05 398.69
08-06 372.79
08-07 292.23
08-08 293.39
08-09 307.16
08-10 306.03
08-11 255.95
08-12 275.3
08-13 360.38
08-14 442.29
08-15 435.98
08-16 426.07
08-17 295.57
08-18 351.39
08-19 454.72
08-20 413.39
08-21 313.98
08-22 228.47
08-23 261.09
08-24 298.96
08-25 309.22
08-26 283.88
08-27 279.53
08-28 218.38
08-29 292.24
08-30 296.29
08-31 316.18
09-01 288.35
09-02 280.69
09-03 364.61
09-04 330.86
09-05 283.28
09-06 301.52
09-07 388.69
09-08 394.83
09-09 386.45
09-10 412.41
09-11 366.44
09-12 349.18
09-13 466.59
09-14 526.24
09-15 480.21
09-16 391.72
09-17 343.04
09-18 281.85
09-19 368.25
09-20 390.5
09-21 277.87
09-22 219.17
09-23 251.46
09-24 248.83
09-25 304.15
09-26 304.05
09-27 282.56
09-28 262.51
09-29 237.43
09-30 312.34
10-01 473.84
10-02 471.79
10-03 462.47
10-04 312.73
10-05 453.18
10-06 445.26
10-07 386.36
10-08 348.68
10-09 338.84
10-10 317.43
10-11 304.25
10-12 307.55
10-13 323.73
10-14 308.73
10-15 352.63
10-16 332.49
10-17 383.12
10-18 491.56
10-19 430.31
10-20 323.28
10-21 299.92
10-22 334.0
10-23 334.0
10-24 429.25
10-25 519.29
10-26 481.23
10-27 558.0
10-28 500.23
10-29 604.79
10-30 657.92
10-31 723.75
11-01 921.07
11-02 937.23
11-03 914.15
11-04 985.0
11-05 838.43
11-06 738.08
11-07 682.46
11-08 662.54
11-09 624.92
11-10 514.38
11-11 526.0
11-12 559.31
11-13 571.92
11-14 594.5
11-15 607.57
11-16 565.64
11-17 544.57
11-18 535.08
11-19 529.85
11-20 524.0
11-21 520.71
11-22 469.85
11-23 425.0
11-24 467.77
11-25 517.58
11-26 476.64
11-27 504.17
11-28 650.46
11-29 671.14
11-30 597.07
12-01 687.71
12-02 803.54
12-03 760.71
12-04 769.57
12-05 723.79
12-06 679.77
12-07 652.29
12-08 683.86
12-09 799.0
12-10 782.62
12-11 873.38
12-12 1006.46
12-13 921.08
12-14 895.16
12-15 871.2
12-16 870.27
12-17 818.95
12-18 801.03
12-19 843.23
12-20 737.42
12-21 804.45
12-22 808.83
12-23 880.0
12-24 1016.38
12-25 1211.33
12-26 1382.91
12-27 1192.27
12-28 1063.27
12-29 1015.91
12-30 928.33
12-31 1017.1

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index