US Army Corps of Engineers

Rock Island Dam & Reservoir

April 2020

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 74.98 77.37 77.37 0.00 612.31 611.98 570.91 41.07
2 68.15 72.67 72.67 0.00 611.72 611.68 570.70 40.98
3 57.30 57.35 57.35 0.00 611.68 611.88 569.66 42.22
4 71.30 73.04 73.04 0.00 612.19 612.11 568.91 43.20
5 58.86 62.19 62.19 0.00 611.77 611.76 568.55 43.21
6 57.03 58.09 58.09 0.00 611.76 611.64 567.51 44.13
7 64.14 65.08 65.08 0.00 611.82 612.14 567.23 44.91
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TOT           
AVG    64.54 66.54 66.54 0.00 611.89 611.88 569.07 42.82
MAX    74.98 77.37 77.37 0.00 612.31 612.14 570.91 44.91
MIN    57.03 57.35 57.35 0.00 611.68 611.64 567.23 40.98