US Army Corps of Engineers

Rocky Reach Dam

Saturday May 30, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 162.50 161.80 0.30 706.23 620.00 86.23
2 136.30 135.90 0.00 705.80 619.16 86.64
3 110.60 110.20 0.00 706.13 617.18 88.95
4 95.60 95.20 0.00 706.21 616.05 90.16
5 95.80 95.40 0.00 706.29 616.72 89.57
6 135.10 134.70 0.00 706.31 618.14 88.17
7 96.20 95.70 0.10 706.76 616.08 90.68
8 112.60 98.00 14.30 706.97 617.30 89.67
9 82.40 65.50 16.60 706.60 617.89 88.71
10 96.60 80.20 16.10 706.72 617.49 89.23
11 91.40 74.40 16.70 706.45 617.00 89.45
12 92.20 79.10 12.80 706.29 615.58 90.71
13 80.60 80.30 0.00 706.13 615.29 90.84
14 79.00 78.60 0.00 706.20 614.74 91.46
15 71.50 71.10 0.00 706.28 614.43 91.85
16 71.90 71.50 0.00 706.30 614.44 91.86
17 76.50 76.10 0.00 706.54 614.35 92.19
18 72.10 71.70 0.00 706.39 615.18 91.21
19 99.60 99.30 0.00 706.31 616.38 89.93
20 107.90 107.30 0.20 706.60 618.25 88.35
21 143.70 135.80 7.60 706.53 619.81 86.72
22 164.20 155.50 8.40 706.50 620.50 86.00
23 165.10 164.80 0.00 706.45 620.61 85.84
24 173.30 172.90 0.00 706.17 621.27 84.90
AVG 108.86 104.62 3.88 706.38 617.24 89.14
MAX 173.30 172.90 16.70 706.97 621.27 92.19
MIN 71.50 65.50 0.00 705.80 614.35 84.90