US Army Corps of Engineers

Rocky Reach Dam & Lake

January 2022

Day of MonthTotal Generation MWhAverage Generation MWStation Use MWhInflow kcfsTotal Outflow kcfsGeneration Flow kcfsSpill kcfsMidnight Reservoir ElevationAverage Forebay ElevationAverage Tailwater ElevationAverage Head feet
1 23869 995 0 154.37 150.98 150.98 0.00 706.66 706.16 619.45 86.71
2 24789 1033 0 158.93 158.20 158.20 0.00 706.72 706.63 620.00 86.63
3 23504 979 0 143.67 148.21 148.21 0.00 705.91 706.14 619.23 86.91
4 22294 929 0 138.11 139.45 139.45 0.00 705.85 706.05 618.72 87.33
5 23348 973 0 149.93 147.37 147.37 0.00 706.20 705.95 619.21 86.74
6 24293 1012 0 153.71 153.54 153.54 0.00 706.09 706.35 619.66 86.69
7 21273 886 0 127.68 130.42 130.42 0.00 706.04 705.90 618.03 87.87
8 17932 747 0 110.38 109.36 109.36 0.00 706.65 705.45 616.69 88.76
9 21210 884 0 130.90 131.41 131.40 0.01 706.07 705.98 618.12 87.86
10 21373 891 0 130.53 133.04 133.04 0.00 705.46 705.61 618.31 87.30
11 19808 825 0 121.68 122.36 122.36 0.00 705.57 705.20 617.59 87.61
12 18228 760 0 107.29 111.60 111.60 0.00 704.85 704.89 616.67 88.22
13 20943 873 0 137.13 130.17 130.17 0.00 705.95 705.57 618.20 87.37
14 22968 957 0 143.84 144.65 144.65 0.00 705.52 705.61 619.11 86.50
15 24010 1000 0 156.48 153.34 153.34 0.00 706.00 705.89 619.69 86.20
16 138.57 139.14 139.14 0.00 706.22 706.12 618.63 87.49
17 149.29 151.20 147.06 4.15 705.53 706.17 619.57 86.60
18 135.44 141.38 141.38 0.00 704.42 705.68 618.89 86.79
19 134.10 129.08 129.08 0.00 705.85 705.67 617.97 87.70
20 140.76 142.54 142.54 0.00 705.13 705.84 618.91 86.93
21 114.58 116.30 116.30 0.00 705.34 705.51 617.23 88.28
22 141.73 137.77 137.77 0.00 705.70 705.74 618.51 87.23
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TOT329842  0        
AVG 21989 916 0 137.23 137.34 137.15 0.19 705.81 705.82 618.56 87.26
MAX 24789   158.93 158.20 158.20 4.15 706.72 706.63 620.00 88.76
MIN 17932   107.29 109.36 109.36 0.00 704.42 704.89 616.67 86.20