US Army Corps of Engineers

Lower Granite Dam & Lake

December 2022

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feetMidnight Lewiston Gage ft
1 17.10 16.90 16.50 0.00 736.27 736.64 636.40 100.24 736.47
2 18.30 15.60 15.00 0.00 736.90 736.84 636.78 100.06 736.98
3
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TOT            
AVG    17.70 16.25 15.75 0.00 736.59 736.74 636.59 100.15 736.73
MAX    18.30 16.90 16.50 0.00 736.90 736.84 636.78 100.24 736.98
MIN    17.10 15.60 15.00 0.00 736.27 736.64 636.40 100.06 736.47