US Army Corps of Engineers

Ice Harbor Dam

January 2026

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 6415 267 38 37.60 36.10 35.80 0.00 439.07 438.87 341.15 97.72
2 6778 282 38 36.70 38.10 37.80 0.00 438.71 438.78 340.83 97.95
3 8078 337 38 44.60 45.90 45.60 0.00 438.39 438.53 341.53 97.00
4 8390 350 29 47.70 48.00 47.70 0.00 438.30 438.14 341.80 96.34
5 47.90 50.90 50.60 0.00 437.59 437.63 342.09 95.54
6 51.30 46.30 46.00 0.00 438.81 438.07 341.55 96.52
7 43.00 44.50 44.10 0.00 438.43 437.99 341.64 96.35
8 44.40 40.40 40.20 0.00 439.37 438.55 341.88 96.67
9 40.80 41.10 40.40 0.40 439.31 438.75 341.89 96.86
10 42.90 42.40 40.70 1.40 439.42 438.96 341.71 97.25
11 41.10 41.00 40.50 0.00 439.46 438.80 341.30 97.50
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TOT 29660  143        
AVG 7415 309 36 43.45 43.15 42.67 0.16 438.81 438.46 341.58 96.88
MAX 8390   51.30 50.90 50.60 1.40 439.46 438.96 342.09 97.95
MIN 6415   36.70 36.10 35.80 0.00 437.59 437.63 340.83 95.54