US Army Corps of Engineers

Rocky Reach Dam & Lake

August 2021

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 102.45 105.25 97.10 7.83 705.95 706.18 616.64 89.54
2 89.74 89.24 79.08 9.85 706.42 705.22 615.20 90.02
3 101.06 101.86 89.79 11.73 706.01 706.04 615.92 90.12
4 100.39 99.29 90.84 8.14 706.29 705.83 615.69 90.14
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
TOT           
AVG    98.41 98.91 89.20 9.39 706.17 705.82 615.86 89.95
MAX    102.45 105.25 97.10 11.73 706.42 706.18 616.64 90.14
MIN    89.74 89.24 79.08 7.83 705.95 705.22 615.20 89.54