US Army Corps of Engineers

Rock Island Dam & Reservoir

June 2024

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 5884 245 0 93.56 97.83 87.44 10.39 612.21 611.67 571.64 40.03
2 5492 229 0 89.48 90.63 80.52 10.11 611.24 611.95 571.13 40.82
3 6028 251 0 104.21 103.81 91.57 12.24 611.95 611.69 572.25 39.44
4 7527 314 0 127.00 128.03 114.25 13.79 611.34 611.80 572.58 39.22
5 7315 305 0 127.45 128.20 112.74 15.47 610.97 611.22 572.75 38.47
6 8053 336 0 132.31 134.27 120.80 13.47 611.01 611.25 572.18 39.07
7 6780 282 0 124.94 123.02 98.43 24.58 611.73 611.77 571.35 40.42
8 7002 292 0 126.07 127.00 99.66 27.33 610.72 611.92 570.94 40.98
9 6424 268 0 121.75 119.82 95.45 24.37 611.11 611.11 571.68 39.43
10 7047 294 0 146.42 145.98 111.37 34.61 610.69 611.26 573.74 37.52
11 7528 314 0 146.53 146.30 119.01 27.29 610.25 611.32 573.90 37.42
12 124.15 123.56 96.50 27.05 610.83 611.35 572.65 38.70
13 123.81 122.50 94.64 27.87 611.32 610.92 571.49 39.43
14 120.80 120.75 97.84 22.91 611.09 611.23 571.29 39.94
15 110.97 105.45 70.24 35.20 612.13 611.95 570.97 40.98
16 128.36 128.61 107.75 20.85 611.18 611.46 573.27 38.19
17 130.02 129.26 105.75 23.52 611.05 611.40 573.46 37.94
18 121.11 123.17 98.42 24.75 610.20 611.08 572.04 39.04
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TOT 75080  0        
AVG 6825 284 0 122.16 122.12 100.13 21.99 611.17 611.46 572.18 39.28
MAX 8053   146.53 146.30 120.80 35.20 612.21 611.95 573.90 40.98
MIN 5492   89.48 90.63 70.24 10.11 610.20 610.92 570.94 37.42