US Army Corps of Engineers

John Day & Lake Umatilla

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
1 113.70 118.90 117.90 0.00 264.93 264.80 160.33 104.47
2 124.20 129.40 128.60 0.00 264.73 264.83 160.39 104.44
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TOT           
AVG    118.95 124.15 123.25 0.00 264.83 264.81 160.36 104.45
MAX    124.20 129.40 128.60 0.00 264.93 264.83 160.39 104.47
MIN    113.70 118.90 117.90 0.00 264.73 264.80 160.33 104.44