US Army Corps of Engineers

Rocky Reach Dam & Lake

July 2019

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 15778 657 0 108.61 105.81 96.70 8.83 705.85 705.46 616.68 88.78
2 13900 579 0 94.48 94.48 84.56 9.62 705.98 705.65 616.09 89.56
3 13521 563 0 90.65 91.35 82.57 8.48 705.89 705.63 616.03 89.60
4 12325 514 0 78.61 80.61 73.84 6.47 705.64 705.81 615.49 90.32
5 11897 496 0 78.59 79.19 71.70 7.19 705.54 705.30 615.50 89.80
6 11699 487 0 79.03 76.83 70.08 6.45 705.99 705.79 615.34 90.45
7 11924 497 0 76.99 78.29 71.58 6.41 705.73 705.51 615.41 90.10
8 12576 524 0 84.97 83.27 75.77 7.20 706.02 705.97 615.61 90.36
9 12835 535 0 86.18 85.18 77.67 7.21 706.24 705.84 615.74 90.10
10 13125 547 0 85.65 86.95 78.81 7.84 705.92 705.89 615.60 90.29
11 13520 563 0 90.70 91.30 82.48 8.53 705.73 705.50 616.01 89.49
12 15981 666 0 109.79 107.09 98.92 7.87 706.04 705.71 617.00 88.71
13 12522 522 0 79.41 82.61 74.99 7.32 705.71 705.75 615.68 90.07
14 11172 466 0 73.83 73.93 67.20 6.44 705.79 705.68 615.12 90.56
15 12653 527 0 94.55 93.75 83.85 9.61 705.65 705.64 615.85 89.79
16 14648 610 0 98.98 97.78 89.08 8.40 705.89 705.47 616.34 89.13
17 15898 662 0 106.88 106.58 97.42 8.87 705.81 705.53 616.83 88.70
18 15319 638 0 103.60 102.20 93.41 8.50 706.19 705.68 616.68 89.00
19 14951 623 0 98.41 100.41 91.53 8.58 705.80 705.64 616.59 89.05
20 13052 544 0 85.29 87.99 79.30 8.42 705.37 705.29 615.97 89.32
21 11554 481 0 79.09 78.29 71.08 6.94 705.71 705.18 615.45 89.73
22 14715 613 0 102.91 100.91 90.99 9.65 705.79 705.45 616.49 88.96
23 15213 634 0 101.35 102.55 93.64 8.63 705.55 705.54 616.30 89.24
24 13482 562 0 89.52 92.22 83.27 8.66 705.13 705.40 615.95 89.45
25 13757 573 0 92.85 93.15 84.39 8.52 704.96 705.13 616.08 89.05
26 14536 606 0 102.31 99.21 90.08 8.92 705.58 704.80 616.44 88.36
27 11748 490 0 76.17 79.37 70.74 8.43 705.17 705.09 615.50 89.59
28 12780 532 0 87.24 86.74 77.98 8.56 705.23 705.06 615.97 89.09
29 15210 634 0 109.50 104.10 93.01 10.83 706.13 705.55 616.71 88.84
30 16985 708 0 116.79 116.09 104.35 11.44 706.02 705.97 617.45 88.52
31 17906 746 0 119.89 122.09 111.14 10.70 705.40 705.50 617.61 87.89
TOT427182  0        
AVG 13780 574 0 92.99 92.91 84.26 8.37 705.72 705.53 616.11 89.42
MAX 17906   119.89 122.09 111.14 11.44 706.24 705.97 617.61 90.56
MIN 11172   73.83 73.93 67.20 6.41 704.96 704.80 615.12 87.89