US Army Corps of Engineers

Wanapum Dam & Lake

October 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 67.50 60.40 57.20 1.20 568.67 567.28 487.44 79.84
2 63.10 70.60 67.40 1.20 567.62 567.18 488.21 78.97
3 64.20 56.70 53.60 1.10 568.67 567.04 487.26 79.78
4 68.70 66.50 63.00 1.50 568.97 568.35 488.08 80.27
5 76.30 70.70 67.10 1.60 569.74 568.61 488.22 80.39
6 59.10 64.40 60.80 1.60 569.01 568.78 487.35 81.43
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TOT           
AVG    66.48 64.88 61.52 1.37 568.78 567.87 487.76 80.11
MAX    76.30 70.70 67.40 1.60 569.74 568.78 488.22 81.43
MIN    59.10 56.70 53.60 1.10 567.62 567.04 487.26 78.97