US Army Corps of Engineers

Rocky Reach Dam & Lake

March 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 12512 521 0 73.87 73.67 73.67 0.00 706.23 706.13 615.12 91.01
2 14511 605 0 85.62 86.22 86.22 0.00 705.86 706.14 615.66 90.48
3 13199 550 0 76.23 78.13 77.96 0.17 705.64 706.24 615.34 90.90
4 16215 676 0 99.50 97.30 97.30 0.00 705.76 705.77 616.22 89.55
5 16971 707 0 103.14 102.24 102.24 0.00 705.88 705.69 616.52 89.17
6 17598 733 0 106.58 106.28 106.28 0.00 705.93 705.70 616.75 88.95
7 16684 695 0 98.95 100.75 100.75 0.00 705.64 705.67 616.53 89.14
8 16194 675 0 96.78 96.68 96.68 0.00 705.74 705.59 616.28 89.31
9 16307 679 0 94.23 97.33 97.33 0.00 705.03 705.62 616.22 89.40
10 11222 468 0 70.15 69.35 69.35 0.00 705.36 705.22 614.78 90.44
11 13108 546 0 50.41 78.61 78.61 0.00 704.62 705.19 615.32 89.87
12 9985 416 0 87.36 59.36 59.36 0.00 705.62 704.81 614.45 90.36
13 8593 358 0 54.09 49.99 49.97 0.02 706.96 706.16 613.96 92.20
14 11648 485 0 70.15 71.95 68.12 3.83 705.75 706.43 614.92 91.51
15 12669 528 0 75.65 75.05 75.05 0.00 706.01 706.16 615.13 91.03
16 13821 576 0 78.49 81.79 81.79 0.00 705.44 705.81 615.47 90.34
17 11041 460 0 65.76 64.96 64.96 0.00 705.97 705.57 614.56 91.01
18 12989 541 0 74.24 76.34 76.34 0.00 705.11 706.04 615.17 90.87
19 12409 517 0 77.73 73.23 73.23 0.00 705.76 705.71 614.95 90.76
20 10446 435 0 62.08 61.38 61.38 0.00 706.32 705.97 614.45 91.52
21 9823 409 0 56.64 57.44 57.44 0.00 706.42 706.02 614.27 91.75
22 10774 449 0 67.64 66.54 62.89 3.65 706.30 706.63 614.69 91.94
23 8397 350 0 47.03 48.23 48.23 0.00 706.52 706.54 613.96 92.58
24 8480 353 0 48.15 48.15 47.82 0.33 706.37 706.50 613.96 92.54
25 9976 416 0 60.75 57.95 57.95 0.00 706.78 706.17 614.33 91.84
26 11400 475 0 68.95 69.55 66.38 3.18 706.67 706.69 614.68 92.01
27 10734 447 0 61.97 62.37 62.36 0.00 706.52 706.66 614.58 92.08
28 8932 372 0 56.92 55.62 51.57 4.05 706.70 706.54 614.24 92.30
29 9639 402 0 58.86 59.06 55.68 3.39 706.80 706.54 614.38 92.16
30 10980 458 0 61.29 64.59 64.05 0.55 706.20 706.39 614.65 91.74
31 9395 391 0 54.01 54.31 54.30 0.00 706.19 706.26 614.32 91.94
TOT376652  0        
AVG 12150 506 0 72.36 72.40 71.78 0.62 706.00 706.02 615.03 90.99
MAX 17598   106.58 106.28 106.28 4.05 706.96 706.69 616.75 92.58
MIN 8397   47.03 48.15 47.82 0.00 704.62 704.81 613.96 88.95