US Army Corps of Engineers

Rocky Reach Dam & Lake

January 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 13821 576 0 79.93 81.83 81.83 0.00 705.19 705.85 615.76 90.09
2 18298 762 0 116.61 111.51 111.51 0.00 705.82 705.74 617.30 88.44
3 15082 628 0 87.67 89.97 89.97 0.00 705.71 705.77 615.98 89.79
4 14508 604 0 85.19 87.19 87.19 0.00 705.31 705.65 615.87 89.78
5 14542 606 0 86.82 85.52 85.52 0.00 705.56 705.70 615.92 89.78
6 14578 607 0 88.93 86.63 86.63 0.00 706.11 706.12 615.90 90.22
7 16189 675 0 98.00 98.10 98.10 0.00 705.92 705.79 616.42 89.37
8 17557 732 0 108.44 107.14 107.14 0.00 706.05 705.75 616.85 88.90
9 18994 791 0 119.82 116.42 116.42 0.00 706.61 706.17 617.33 88.84
10 17451 727 0 102.50 105.20 105.20 0.00 706.18 705.96 616.56 89.40
11 15494 646 0 89.31 93.01 93.01 0.00 705.56 705.65 616.02 89.63
12 15284 637 0 91.75 92.75 92.75 0.00 705.42 705.39 616.02 89.37
13 18513 771 0 119.42 115.62 114.58 1.04 705.79 706.10 617.53 88.57
14 18535 772 0 115.49 114.69 114.69 0.00 705.96 705.72 617.44 88.28
15 17418 726 0 102.67 104.87 104.87 0.00 705.66 705.59 616.58 89.01
16 14269 595 0 83.02 85.42 85.42 0.00 705.45 705.52 615.65 89.87
17 13323 555 0 78.09 79.89 79.89 0.00 705.17 705.33 615.47 89.86
18 14316 596 0 90.77 86.57 86.57 0.00 706.02 705.77 616.08 89.69
19 11750 490 0 67.00 68.60 68.60 0.00 705.92 705.91 615.02 90.89
20 11462 478 0 66.38 67.48 67.48 0.00 705.66 705.67 615.03 90.64
21 17151 715 0 108.60 103.80 103.80 0.00 706.18 706.48 616.73 89.75
22 14385 599 0 82.91 86.41 86.41 0.00 705.67 705.91 615.76 90.15
23 12354 515 0 71.00 72.90 72.90 0.00 705.51 705.97 615.12 90.85
24 13593 566 0 83.55 80.65 80.65 0.00 705.96 705.82 615.50 90.32
25 11720 488 0 66.62 69.22 69.22 0.00 705.63 705.55 614.99 90.56
26 11877 495 0 70.01 70.41 70.41 0.00 705.53 705.79 615.04 90.75
27 11249 469 0 65.89 66.19 66.19 0.00 705.47 705.60 614.89 90.71
28 17450 727 0 108.35 105.45 105.45 0.00 705.52 705.92 616.82 89.10
29 17869 745 0 111.86 110.16 110.16 0.00 705.77 705.49 617.11 88.38
30 18534 772 0 116.06 113.96 113.96 0.00 706.23 705.71 617.26 88.45
31 17320 722 0 104.66 107.86 107.86 0.00 705.61 705.41 616.86 88.55
TOT474886  0        
AVG 15319 638 0 92.49 92.43 92.40 0.03 705.75 705.77 616.16 89.61
MAX 18994   119.82 116.42 116.42 1.04 706.61 706.48 617.53 90.89
MIN 11249   65.89 66.19 66.19 0.00 705.17 705.33 614.89 88.28