US Army Corps of Engineers

Ice Harbor Dam

May 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 1705 71 61 46.10 45.20 9.90 34.40 438.10 437.94 340.63 97.31
2 1707 71 61 44.30 44.90 9.90 34.40 437.95 438.08 340.70 97.38
3 1708 71 60 50.10 49.70 10.00 38.60 438.05 437.94 341.05 96.89
4 1706 71 60 49.90 50.10 9.90 39.30 438.01 438.16 340.84 97.32
5 1707 71 60 57.50 57.20 10.00 46.10 438.09 438.03 341.42 96.61
6 1709 71 60 63.30 62.90 10.10 52.00 438.16 438.07 341.74 96.33
7 2266 94 59 104.00 105.20 13.90 90.10 437.88 438.00 345.36 92.64
8 2173 91 59 115.50 114.80 13.50 100.30 438.03 437.89 346.18 91.71
9 2111 88 60 107.20 107.60 13.10 93.10 437.96 437.66 345.48 92.18
10 1708 71 60 85.50 84.20 10.30 73.50 438.27 438.04 343.71 94.33
11 1708 71 60 79.40 81.60 10.30 70.10 437.72 437.70 343.46 94.24
12 1707 71 61 67.80 64.30 10.10 53.40 438.55 438.17 342.08 96.09
13 1710 71 61 71.00 74.40 10.20 63.50 437.73 437.87 342.89 94.98
14 1707 71 61 65.00 64.00 10.10 53.10 437.94 437.94 341.95 95.99
15 1711 71 60 71.10 69.80 10.20 58.40 438.27 437.94 342.39 95.55
16 1710 71 60 70.40 71.30 10.20 60.50 438.00 438.15 342.65 95.50
17 1707 71 60 91.50 92.70 10.40 81.60 437.70 438.14 344.43 93.71
18 1812 75 59 106.80 106.20 11.10 94.10 437.84 437.91 345.49 92.42
19 1993 83 59 112.40 108.80 12.30 94.80 438.72 438.16 345.66 92.50
20 1748 73 59 104.30 106.40 10.70 94.50 438.21 438.03 345.41 92.62
21 95.40 94.30 10.40 83.10 438.31 438.08 344.43 93.65
22 90.80 89.70 10.30 78.60 438.44 438.17 344.06 94.11
23 81.80 82.20 10.20 71.30 438.24 438.15 343.46 94.69
24 79.00 78.20 10.20 67.20 438.35 438.17 343.10 95.07
25 83.70 86.30 10.30 74.40 437.72 438.19 343.72 94.47
26 83.80 80.90 10.20 69.80 438.44 437.96 343.36 94.60
27 106.70 109.20 10.50 96.50 437.84 438.05 345.57 92.48
28
29
30
31
TOT 36012  1201        
AVG 1801 75 60 80.90 80.82 10.68 69.14 438.09 438.02 343.38 94.64
MAX 2266   115.50 114.80 13.90 100.30 438.72 438.19 346.18 97.38
MIN 1705   44.30 44.90 9.90 34.40 437.70 437.66 340.63 91.71