Overview Realtime Historical Map View

Connecticut River At West Lebanon, 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 6618.33
01-02 4775.45
01-03 5371.82
01-04 6521.0
01-05 3883.64
01-06 4106.36
01-07 3925.45
01-08 4214.55
01-09 3907.27
01-10 3330.0
01-11 15404.17
01-12 6174.17
01-13 16678.33
01-14 17330.83
01-15 18691.82
01-16 7031.82
01-17 15680.77
01-18 10298.46
01-19 3826.67
01-20 3993.33
01-21 4069.0
01-22 4712.73
01-23 3513.33
01-24 3751.0
01-25 6104.0
01-26 5768.89
01-27 4678.18
01-28 3719.36
01-29 4381.25
01-30 4836.0
01-31 7075.0
02-01 4440.0
02-02 4127.5
02-03 3050.0
02-04 5278.33
02-05 4267.27
02-06 7351.82
02-07 7828.18
02-08 2394.0
02-09 2944.55
02-10 2638.0
02-11 3550.91
02-12 3542.0
02-13 7178.18
02-14 3031.82
02-15 2720.0
02-16 2801.67
02-17 3392.0
02-18 4420.0
02-19 5706.36
02-20 2789.09
02-21 4037.27
02-22 2625.83
02-23 4307.69
02-24 4292.31
02-25 5684.0
02-26 7375.45
02-27 5921.67
02-28 5584.17
02-29 9682.5
03-01 5861.67
03-02 3712.31
03-03 8405.38
03-04 5878.0
03-05 5319.09
03-06 6577.5
03-07 5521.82
03-08 6716.67
03-09 7900.0
03-10 8277.27
03-11 8590.91
03-12 8840.0
03-13 10395.0
03-14 12250.0
03-15 10250.77
03-16 10823.85
03-17 12266.67
03-18 14431.67
03-19 15146.43
03-20 12709.23
03-21 11813.08
03-22 10870.0
03-23 10104.29
03-24 9933.85
03-25 8675.0
03-26 9106.43
03-27 8958.67
03-28 9168.67
03-29 10442.67
03-30 9805.33
03-31 11334.29
04-01 13455.33
04-02 13698.67
04-03 13110.0
04-04 12639.33
04-05 13204.0
04-06 12936.67
04-07 13241.33
04-08 13512.0
04-09 15100.0
04-10 15866.67
04-11 15800.67
04-12 16325.71
04-13 17008.57
04-14 21344.29
04-15 24250.0
04-16 22959.23
04-17 22244.62
04-18 23610.77
04-19 20780.77
04-20 19634.62
04-21 19120.0
04-22 17875.0
04-23 17176.92
04-24 18927.69
04-25 15626.92
04-26 14805.0
04-27 13891.43
04-28 14418.57
04-29 14055.0
04-30 13664.29
05-01 17212.67
05-02 16392.86
05-03 16083.57
05-04 15584.67
05-05 15180.71
05-06 14338.0
05-07 14216.0
05-08 12041.43
05-09 10717.86
05-10 10511.33
05-11 10975.71
05-12 10500.71
05-13 10032.86
05-14 8943.85
05-15 9500.77
05-16 10526.67
05-17 12615.0
05-18 12742.67
05-19 11532.0
05-20 9057.14
05-21 9222.67
05-22 8174.0
05-23 9204.67
05-24 7818.0
05-25 8030.0
05-26 8784.0
05-27 8848.0
05-28 9265.33
05-29 9801.33
05-30 9867.33
05-31 9701.33
06-01 8544.0
06-02 9014.0
06-03 8341.33
06-04 6916.0
06-05 5936.43
06-06 7455.33
06-07 7402.86
06-08 5534.29
06-09 5828.0
06-10 4684.67
06-11 5186.0
06-12 6963.57
06-13 4773.57
06-14 4233.57
06-15 4796.0
06-16 5250.67
06-17 4018.0
06-18 4452.67
06-19 4818.0
06-20 5763.86
06-21 6226.86
06-22 5981.07
06-23 5464.0
06-24 6354.21
06-25 5620.07
06-26 5815.93
06-27 6054.43
06-28 6729.14
06-29 7675.0
06-30 6662.86
07-01 6812.14
07-02 7080.71
07-03 8994.29
07-04 5632.31
07-05 5069.33
07-06 4232.0
07-07 4406.43
07-08 3424.29
07-09 3627.21
07-10 4998.27
07-11 7974.71
07-12 7141.54
07-13 5277.57
07-14 4998.27
07-15 5208.6
07-16 3116.23
07-17 3358.5
07-18 3899.23
07-19 5167.21
07-20 5317.14
07-21 5181.43
07-22 4915.07
07-23 2842.29
07-24 4281.21
07-25 3348.29
07-26 2808.43
07-27 2207.69
07-28 3304.5
07-29 3502.71
07-30 3190.57
07-31 2349.93
08-01 3039.75
08-02 2320.92
08-03 1657.57
08-04 1872.07
08-05 2728.71
08-06 3342.71
08-07 1884.0
08-08 2504.75
08-09 2622.85
08-10 3377.77
08-11 3291.43
08-12 2348.57
08-13 2598.93
08-14 2348.93
08-15 1863.64
08-16 2302.08
08-17 3335.92
08-18 2454.0
08-19 2011.62
08-20 2245.31
08-21 1863.38
08-22 1485.83
08-23 2075.5
08-24 1840.77
08-25 1617.46
08-26 2722.43
08-27 1926.21
08-28 2282.08
08-29 9162.0
08-30 4422.36
08-31 3294.54
09-01 2789.79
09-02 1912.86
09-03 1785.29
09-04 1928.36
09-05 1454.36
09-06 2673.36
09-07 2766.0
09-08 3067.86
09-09 2435.07
09-10 2120.07
09-11 1897.36
09-12 1484.86
09-13 2102.0
09-14 3103.57
09-15 2665.57
09-16 2614.29
09-17 2217.79
09-18 1346.64
09-19 2517.64
09-20 2865.21
09-21 3195.0
09-22 2859.46
09-23 2673.64
09-24 2559.57
09-25 2811.5
09-26 2754.5
09-27 2186.29
09-28 2501.5
09-29 2044.36
09-30 2183.46
10-01 4575.92
10-02 3325.77
10-03 4205.62
10-04 2981.33
10-05 2683.71
10-06 2256.38
10-07 2095.0
10-08 3113.14
10-09 3940.79
10-10 2475.71
10-11 2761.07
10-12 2003.79
10-13 2362.23
10-14 2555.43
10-15 2782.77
10-16 4365.92
10-17 3658.5
10-18 4349.07
10-19 3656.0
10-20 2966.85
10-21 4277.38
10-22 4317.21
10-23 3863.71
10-24 2726.57
10-25 3007.86
10-26 3920.77
10-27 4689.36
10-28 4425.38
10-29 3757.14
10-30 4355.38
10-31 4177.69
11-01 7556.43
11-02 7361.54
11-03 5983.08
11-04 6455.0
11-05 6584.29
11-06 5640.77
11-07 4593.85
11-08 4871.67
11-09 3200.77
11-10 2882.31
11-11 3393.08
11-12 2928.46
11-13 3687.69
11-14 4465.0
11-15 2936.92
11-16 3393.57
11-17 3670.71
11-18 3391.54
11-19 3440.0
11-20 4047.69
11-21 3871.43
11-22 13005.0
11-23 2758.33
11-24 3363.85
11-25 3262.31
11-26 3018.57
11-27 2741.67
11-28 7951.54
11-29 5536.15
11-30 4775.71
12-01 5352.14
12-02 6299.23
12-03 6490.71
12-04 6214.29
12-05 6249.29
12-06 5403.85
12-07 5039.29
12-08 6216.15
12-09 7140.77
12-10 4242.86
12-11 5819.29
12-12 6816.15
12-13 6467.86
12-14 5547.27
12-15 5749.09
12-16 5445.45
12-17 5160.91
12-18 5852.73
12-19 9368.33
12-20 9368.18
12-21 8515.45
12-22 9181.67
12-23 10360.83
12-24 11053.85
12-25 9564.17
12-26 11603.33
12-27 9212.5
12-28 6643.64
12-29 7664.55
12-30 7689.09
12-31 6487.5

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index