US Army Corps of Engineers

Rock Island Dam & Reservoir

December 2022

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 107.12 109.35 109.25 0.10 612.53 612.30 570.72 41.58
2 117.79 118.22 117.00 1.22 611.58 611.66 571.66 40.00
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TOT           
AVG    112.46 113.78 113.12 0.66 612.06 611.98 571.19 40.79
MAX    117.79 118.22 117.00 1.22 612.53 612.30 571.66 41.58
MIN    107.12 109.35 109.25 0.10 611.58 611.66 570.72 40.00