US Army Corps of Engineers

The Dalles Dam

September 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 14157 590 24 99.50 100.60 94.80 0.00 158.80 159.03 77.08 81.95
2 16568 690 24 116.10 117.00 111.20 0.00 158.61 159.00 77.43 81.57
3 14126 589 24 101.50 100.30 94.50 0.00 158.87 158.77 76.79 81.98
4 13967 582 24 95.30 99.30 93.50 0.00 158.12 158.79 76.78 82.01
5 11425 476 24 87.40 81.30 75.50 0.00 159.28 158.83 75.69 83.14
6 16393 683 24 108.70 115.30 109.50 0.00 158.04 158.51 76.34 82.17
7 13757 573 24 101.20 97.70 91.90 0.00 158.72 158.79 76.69 82.10
8 15548 648 24 110.30 109.30 103.50 0.00 158.87 158.84 76.59 82.25
9 13089 545 24 93.20 92.50 86.70 0.00 159.04 159.02 76.31 82.71
10 15454 644 24 109.10 109.30 103.50 0.00 158.97 158.82 76.98 81.84
11 13552 565 24 97.50 96.30 90.50 0.00 159.20 158.96 76.81 82.15
12 14216 592 24 99.40 100.50 94.70 0.00 159.01 159.18 76.88 82.30
13 16034 668 24 111.80 112.70 106.90 0.00 158.81 159.06 76.83 82.23
14 14965 624 24 104.60 105.90 100.10 0.00 158.58 158.54 76.59 81.95
15 96.10 99.90 99.90 0.00 158.97 159.15 76.64 82.51
16 87.90 88.20 82.40 0.00 158.93 158.85 76.21 82.64
17 102.00 101.10 95.30 0.00 159.10 158.91 76.29 82.62
18 112.40 113.30 107.50 0.00 158.99 158.91 76.58 82.33
19 88.10 87.40 81.60 0.00 159.10 159.01 76.51 82.50
20 79.60 79.30 73.50 0.00 159.11 158.95 75.86 83.09
21 78.10 79.40 73.60 0.00 158.94 159.10 75.82 83.28
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TOT203251  336        
AVG 14518 605 24 99.04 99.36 93.84 0.00 158.86 158.91 76.56 82.35
MAX 16568   116.10 117.00 111.20 0.00 159.28 159.18 77.43 83.28
MIN 11425   78.10 79.30 73.50 0.00 158.04 158.51 75.69 81.57