US Army Corps of Engineers

Wanapum Dam & Lake

August 2020

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 129.60 139.60 116.60 21.00 569.85 570.76 492.38 78.38
2 120.70 122.10 100.30 19.80 569.66 570.00 491.21 78.79
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TOT           
AVG    125.15 130.85 108.45 20.40 569.75 570.38 491.79 78.59
MAX    129.60 139.60 116.60 21.00 569.85 570.76 492.38 78.79
MIN    120.70 122.10 100.30 19.80 569.66 570.00 491.21 78.38