Overview Realtime Historical Map View

Rock River Near Rock Valley, Ia 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 1241.0
01-02 1213.33
01-03 1290.0
01-04 1294.0
01-05 1246.33
01-06 983.0
01-07 977.75
01-08 979.0
01-09 905.5
01-10 850.0
01-11 861.5
01-12 1227.67
01-13 1141.0
01-14 1342.67
01-15 1343.67
01-16 1308.67
01-17 1284.33
01-18 1430.0
01-19 1309.0
01-20 1312.5
01-21 1395.0
01-22 1430.0
01-23 1240.0
01-24 1120.0
01-25 1310.0
01-26 1990.0
01-27 1970.0
01-28 2020.0
01-29 1940.0
01-30 1860.0
01-31 1960.0
02-01 2140.0
02-02 2140.0
02-03 1990.0
02-04 1910.0
02-05 1710.0
02-06 1500.0
02-07 1440.0
02-08 1780.0
02-09 2510.0
02-10 1520.0
02-11 1920.0
02-12 2320.0
02-13 1210.0
02-19 228.0
02-20 246.0
02-21 246.0
02-22 254.0
02-23 267.0
02-24 5688.5
02-25 1737.5
02-26 1557.5
02-27 2816.5
02-28 957.67
02-29 1289.5
03-01 1544.67
03-02 1548.0
03-03 1204.67
03-04 921.25
03-05 848.0
03-06 880.5
03-07 977.0
03-08 1208.25
03-09 1167.0
03-10 1115.0
03-11 839.0
03-12 779.5
03-13 727.49
03-14 651.37
03-15 639.05
03-16 2135.17
03-17 1584.92
03-18 1566.71
03-19 1474.37
03-20 1369.27
03-21 1404.4
03-22 1309.38
03-23 1278.71
03-24 1229.18
03-25 1146.49
03-26 1053.18
03-27 998.46
03-28 953.29
03-29 1061.22
03-30 1259.57
03-31 1109.4
04-01 1036.37
04-02 987.2
04-03 996.87
04-04 993.8
04-05 901.13
04-06 830.13
04-07 862.47
04-08 990.27
04-09 732.93
04-10 985.6
04-11 1107.73
04-12 1196.86
04-13 1180.0
04-14 1240.86
04-15 1213.54
04-16 1114.0
04-17 1070.46
04-18 1158.85
04-19 1204.08
04-20 1124.31
04-21 1111.57
04-22 1215.36
04-23 1266.79
04-24 1306.36
04-25 885.46
04-26 1172.14
04-27 1123.14
04-28 1171.36
04-29 1341.0
04-30 1362.85
05-01 1311.47
05-02 1378.71
05-03 1475.57
05-04 1395.53
05-05 1280.4
05-06 1288.47
05-07 1310.67
05-08 1265.71
05-09 1280.73
05-10 1242.0
05-11 1221.33
05-12 1281.73
05-13 1303.0
05-14 1289.36
05-15 1284.43
05-16 1233.0
05-17 1174.71
05-18 1204.13
05-19 1258.0
05-20 1279.21
05-21 1191.73
05-22 1235.87
05-23 1276.87
05-24 1250.6
05-25 1361.4
05-26 1455.6
05-27 1480.2
05-28 2248.27
05-29 2295.13
05-30 2232.73
05-31 2039.07
06-01 1827.13
06-02 1572.73
06-03 1525.33
06-04 1403.47
06-05 1394.79
06-06 1296.5
06-07 1245.79
06-08 1115.2
06-09 1110.13
06-10 1176.87
06-11 1174.27
06-12 1146.86
06-13 1074.0
06-14 1147.5
06-15 1318.4
06-16 1663.47
06-17 4343.67
06-18 4869.67
06-19 3058.93
06-20 2159.5
06-21 2026.93
06-22 4184.21
06-23 3061.86
06-24 2560.86
06-25 2319.71
06-26 2314.86
06-27 2387.36
06-28 2010.93
06-29 1745.07
06-30 1502.43
07-01 1335.64
07-02 1527.64
07-03 1424.86
07-04 1285.0
07-05 1257.93
07-06 1490.6
07-07 1499.14
07-08 1398.0
07-09 1215.64
07-10 1050.87
07-11 973.8
07-12 1058.79
07-13 877.92
07-14 1029.14
07-15 1039.14
07-16 1115.14
07-17 1187.0
07-18 1191.57
07-19 971.07
07-20 836.21
07-21 845.62
07-22 809.36
07-23 727.36
07-24 667.14
07-25 611.07
07-26 576.21
07-27 552.93
07-28 549.33
07-29 576.89
07-30 595.45
07-31 544.79
08-01 427.14
08-02 501.27
08-03 451.82
08-04 430.2
08-05 429.12
08-06 427.06
08-07 435.24
08-08 483.19
08-09 469.37
08-10 442.95
08-11 400.56
08-12 431.4
08-13 404.46
08-14 375.03
08-15 358.2
08-16 323.44
08-17 361.42
08-18 464.25
08-19 500.28
08-20 474.04
08-21 473.0
08-22 443.05
08-23 508.21
08-24 482.25
08-25 470.52
08-26 419.38
08-27 370.78
08-28 355.76
08-29 350.49
08-30 350.06
08-31 327.29
09-01 332.06
09-02 312.75
09-03 298.01
09-04 290.79
09-05 353.75
09-06 410.92
09-07 415.29
09-08 379.18
09-09 345.35
09-10 340.91
09-11 366.76
09-12 387.0
09-13 535.16
09-14 656.52
09-15 1064.81
09-16 713.86
09-17 732.26
09-18 668.83
09-19 565.4
09-20 626.47
09-21 1387.64
09-22 1623.45
09-23 1225.77
09-24 982.36
09-25 740.84
09-26 655.86
09-27 645.51
09-28 611.24
09-29 559.64
09-30 552.35
10-01 343.23
10-02 332.56
10-03 400.86
10-04 493.52
10-05 816.73
10-06 947.86
10-07 998.21
10-08 1031.85
10-09 991.56
10-10 986.91
10-11 1053.99
10-12 1049.8
10-13 953.28
10-14 826.84
10-15 830.73
10-16 520.55
10-17 693.05
10-18 668.94
10-19 640.91
10-20 455.95
10-21 481.17
10-22 597.69
10-23 637.99
10-24 663.92
10-25 638.63
10-26 632.34
10-27 631.7
10-28 617.79
10-29 609.21
10-30 608.0
10-31 596.57
11-01 580.57
11-02 582.55
11-03 556.92
11-04 547.03
11-05 541.7
11-06 454.05
11-07 489.39
11-08 455.56
11-09 443.39
11-10 463.09
11-11 446.16
11-12 476.35
11-13 528.11
11-14 587.02
11-15 589.02
11-16 578.54
11-17 565.75
11-18 548.71
11-19 590.58
11-20 579.98
11-21 762.78
11-22 728.69
11-23 710.39
11-24 694.76
11-25 769.71
11-26 763.47
11-27 739.53
11-28 704.5
11-29 824.13
11-30 844.0
12-01 854.88
12-02 838.5
12-03 795.5
12-04 847.57
12-05 841.43
12-06 777.33
12-07 789.86
12-08 1066.29
12-09 726.71
12-10 765.0
12-11 846.83
12-12 897.0
12-13 1202.5
12-14 1518.2
12-15 1120.2
12-16 733.0
12-17 1094.0
12-18 1049.0
12-19 998.0
12-20 803.0
12-21 789.33
12-22 901.25
12-23 718.2
12-24 718.4
12-25 939.75
12-26 1008.75
12-27 801.25
12-28 1284.33
12-29 1279.0
12-30 1313.33
12-31 1285.0

Annual Peak Streamflow


Seasonal Comparison


Oceanic Nino Index