US Army Corps of Engineers

Rocky Reach Dam & Lake

September 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 10097 421 0 88.59 60.09 60.09 0.00 705.79 705.43 614.47 90.96
2 12809 534 0 75.30 77.90 77.55 0.34 705.03 705.65 615.28 90.37
3 9901 413 0 58.21 58.51 58.51 0.00 705.24 705.02 614.46 90.56
4 11048 460 0 39.83 65.43 65.43 0.00 704.92 705.08 614.56 90.52
5 9310 388 0 81.87 55.07 55.07 0.00 705.54 704.79 614.19 90.60
6 11280 470 0 66.84 67.04 67.04 0.00 705.34 704.86 614.64 90.22
7 8849 369 0 51.54 51.64 51.64 0.00 705.46 705.67 613.98 91.69
8 6900 288 0 39.75 40.15 40.15 0.00 705.54 706.09 613.64 92.45
9 8652 360 0 52.23 51.33 51.28 0.05 705.64 706.06 614.14 91.92
10 9514 396 0 29.08 56.08 56.08 0.00 704.88 705.17 614.15 91.02
11 8160 340 0 72.90 48.40 48.40 0.00 705.09 704.93 614.00 90.93
12 10341 431 0 62.25 61.45 61.45 0.00 705.07 705.21 614.64 90.57
13 9258 386 0 55.83 54.43 54.43 0.00 705.51 705.10 614.22 90.88
14 10829 451 0 65.23 63.63 63.63 0.00 705.71 705.35 614.67 90.68
15 9191 383 0 54.49 53.79 53.79 0.00 706.03 705.81 614.22 91.59
16 11041 460 0 63.16 65.16 65.08 0.08 705.41 705.60 614.72 90.88
17 4787 199 0 30.30 28.07 28.06 0.01 706.04 705.57 613.14 92.43
18 8332 347 0 49.92 48.46 48.46 0.00 705.75 706.23 613.89 92.34
19 7158 298 0 44.97 41.38 41.38 0.00 706.51 705.73 613.53 92.20
20 7560 315 0 42.44 43.74 43.74 0.00 706.15 706.00 613.62 92.38
21 6893 287 0 41.95 40.25 40.25 0.00 706.63 705.88 613.52 92.36
22 8853 369 0 45.32 51.92 51.59 0.33 705.07 705.68 614.11 91.57
23 8696 362 0 50.62 50.62 50.62 0.00 705.01 705.76 613.90 91.86
24 5958 248 0 39.00 34.36 34.35 0.01 706.37 705.74 613.34 92.40
25 11173 466 0 62.91 65.44 65.43 0.01 705.55 705.69 614.23 91.46
26 8252 344 0 45.25 47.85 47.85 0.00 705.22 705.52 613.94 91.58
27 6530 272 0 39.15 37.86 37.86 0.00 705.53 705.25 613.48 91.77
28 8067 336 0 50.09 46.68 46.68 0.00 706.21 705.97 613.94 92.03
29 7980 332 0 44.04 46.34 46.34 0.00 705.71 706.05 613.79 92.26
30 11566 482 0 65.95 68.53 68.53 0.00 704.88 705.38 614.76 90.62
TOT268985  0        
AVG 8966 374 0 53.63 52.72 52.69 0.03 705.56 705.54 614.11 91.44
MAX 12809   88.59 77.90 77.55 0.34 706.63 706.23 615.28 92.45
MIN 4787   29.08 28.07 28.06 0.00 704.88 704.79 613.14 90.22