Overview Realtime Historical Map View

Rock River At Rockton, Il 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 5744.44
01-02 5681.11
01-03 5504.44
01-04 5471.11
01-05 5340.0
01-06 5073.33
01-07 5447.5
01-08 5772.5
01-09 5777.5
01-10 5450.0
01-11 5645.0
01-12 5968.57
01-13 6012.86
01-14 5750.0
01-15 6068.57
01-16 6297.14
01-17 5911.43
01-18 5690.0
01-19 6261.25
01-20 6381.25
01-21 6775.71
01-22 6654.29
01-23 6471.25
01-24 6453.75
01-25 6275.0
01-26 5424.29
01-27 5524.29
01-28 5811.25
01-29 5472.22
01-30 5755.0
01-31 4766.67
02-01 4685.56
02-02 4976.67
02-03 4960.0
02-04 5052.22
02-05 5024.44
02-06 4790.0
02-07 5025.0
02-08 5122.5
02-09 4877.78
02-10 4936.0
02-11 4824.44
02-12 5040.0
02-13 5032.0
02-14 5031.0
02-15 4995.0
02-16 5036.0
02-17 4958.89
02-18 4914.44
02-19 5036.67
02-20 5258.0
02-21 6440.0
02-22 6238.18
02-23 6024.0
02-24 6228.18
02-25 4810.0
02-26 4665.0
02-27 6264.55
02-28 6205.83
02-29 5107.5
03-01 6188.33
03-02 6197.5
03-03 6106.67
03-04 6140.0
03-05 6235.83
03-06 6300.83
03-07 6290.0
03-08 6236.67
03-09 6270.83
03-10 6497.5
03-11 7023.33
03-12 7188.46
03-13 7126.15
03-14 7225.38
03-15 8807.14
03-16 9013.57
03-17 9142.14
03-18 9152.14
03-19 9162.0
03-20 9240.0
03-21 9239.33
03-22 8753.57
03-23 8789.33
03-24 8573.33
03-25 8529.33
03-26 8458.67
03-27 8392.67
03-28 8278.67
03-29 8274.0
03-30 8221.33
03-31 8204.29
04-01 8350.0
04-02 8330.67
04-03 8611.33
04-04 8779.33
04-05 8899.33
04-06 8944.0
04-07 8872.0
04-08 8794.0
04-09 8467.14
04-10 8636.67
04-11 8663.33
04-12 8344.29
04-13 8277.86
04-14 8369.29
04-15 8632.31
04-16 8966.15
04-17 9226.92
04-18 8802.5
04-19 9027.27
04-20 8785.45
04-21 8766.15
04-22 8514.62
04-23 9564.29
04-24 9401.43
04-25 9496.92
04-26 8992.86
04-27 8775.0
04-28 8624.29
04-29 8567.14
04-30 8582.14
05-01 8730.67
05-02 8362.86
05-03 8174.29
05-04 8181.43
05-05 8360.67
05-06 8298.0
05-07 8152.67
05-08 7755.71
05-09 7850.0
05-10 7796.43
05-11 7719.33
05-12 7636.0
05-13 7630.0
05-14 7432.86
05-15 7820.71
05-16 7800.71
05-17 7674.29
05-18 7448.0
05-19 7400.0
05-20 7452.86
05-21 7138.67
05-22 7094.0
05-23 7159.29
05-24 7256.67
05-25 7112.67
05-26 6965.33
05-27 6862.67
05-28 6936.0
05-29 7028.0
05-30 6932.0
05-31 6896.0
06-01 6814.0
06-02 6800.67
06-03 6458.67
06-04 6264.0
06-05 6343.57
06-06 6270.0
06-07 6200.71
06-08 5841.33
06-09 5761.33
06-10 5722.0
06-11 5771.33
06-12 5937.86
06-13 6025.71
06-14 5864.29
06-15 5991.33
06-16 6068.0
06-17 6020.67
06-18 6105.71
06-19 6216.43
06-20 6514.29
06-21 6533.57
06-22 6407.86
06-23 6447.69
06-24 6562.31
06-25 6930.71
06-26 7312.14
06-27 7519.29
06-28 7510.71
06-29 7316.43
06-30 7629.29
07-01 7751.43
07-02 7569.29
07-03 7395.71
07-04 7248.57
07-05 6910.67
07-06 6778.67
07-07 6957.86
07-08 6725.0
07-09 6366.43
07-10 5936.67
07-11 5865.33
07-12 5673.33
07-13 5548.57
07-14 5709.29
07-15 5550.0
07-16 5467.14
07-17 5429.29
07-18 5320.71
07-19 5287.86
07-20 5227.86
07-21 5287.86
07-22 5457.14
07-23 5575.71
07-24 5535.0
07-25 5483.57
07-26 5557.14
07-27 5855.71
07-28 5693.57
07-29 5649.29
07-30 5502.14
07-31 5270.0
08-01 5287.5
08-02 4891.43
08-03 4696.43
08-04 4714.29
08-05 4570.0
08-06 4317.86
08-07 4271.43
08-08 4377.69
08-09 4446.92
08-10 4506.92
08-11 4561.43
08-12 4725.38
08-13 4493.57
08-14 4617.69
08-15 4598.46
08-16 4180.77
08-17 4428.33
08-18 4394.17
08-19 4523.85
08-20 4555.38
08-21 4515.38
08-22 4164.62
08-23 4318.57
08-24 4447.5
08-25 4163.08
08-26 4370.0
08-27 4350.0
08-28 4338.57
08-29 4305.71
08-30 4347.86
08-31 4266.15
09-01 4274.29
09-02 4224.29
09-03 4344.29
09-04 4534.29
09-05 4569.29
09-06 4547.86
09-07 4635.0
09-08 4660.71
09-09 4797.14
09-10 4929.23
09-11 4886.43
09-12 5092.86
09-13 5377.14
09-14 5663.57
09-15 5484.29
09-16 5543.08
09-17 5257.14
09-18 5242.86
09-19 5248.57
09-20 5260.71
09-21 5190.0
09-22 5212.14
09-23 5227.86
09-24 5174.29
09-25 5065.71
09-26 5017.86
09-27 5008.57
09-28 4975.0
09-29 4929.29
09-30 5151.54
10-01 4299.17
10-02 4295.38
10-03 4692.31
10-04 4726.92
10-05 5740.0
10-06 5791.43
10-07 6120.0
10-08 6126.43
10-09 5951.43
10-10 5922.86
10-11 6025.71
10-12 5998.57
10-13 5934.29
10-14 5937.86
10-15 6300.77
10-16 5153.08
10-17 6320.71
10-18 6138.57
10-19 5927.86
10-20 5839.29
10-21 4685.38
10-22 4551.54
10-23 4580.77
10-24 4563.85
10-25 4580.0
10-26 5511.43
10-27 5720.71
10-28 5795.71
10-29 5604.29
10-30 5528.57
10-31 5519.29
11-01 5607.69
11-02 5356.92
11-03 5335.0
11-04 5342.14
11-05 5415.71
11-06 5001.67
11-07 4919.23
11-08 4985.83
11-09 4981.67
11-10 4913.85
11-11 4918.46
11-12 5040.0
11-13 4609.17
11-14 5238.57
11-15 5220.0
11-16 5143.57
11-17 5067.14
11-18 4663.33
11-19 5064.62
11-20 5074.62
11-21 5116.43
11-22 5216.15
11-23 5096.43
11-24 5100.77
11-25 5056.15
11-26 5003.57
11-27 5062.86
11-28 5064.62
11-29 5367.86
11-30 5414.29
12-01 5409.29
12-02 5458.57
12-03 5510.71
12-04 5502.14
12-05 5469.29
12-06 5396.15
12-07 5500.0
12-08 5230.71
12-09 5114.29
12-10 5287.69
12-11 5133.08
12-12 5027.5
12-13 5010.77
12-14 4741.67
12-15 4771.82
12-16 5085.0
12-17 5412.5
12-18 5377.5
12-19 5437.5
12-20 4809.09
12-21 4794.55
12-22 5260.0
12-23 5239.17
12-24 5147.27
12-25 5064.55
12-26 4872.73
12-27 5172.0
12-28 5252.0
12-29 4781.11
12-30 5427.0
12-31 5618.89

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index