US Army Corps of Engineers

Rocky Reach Dam

Wednesday June 17, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 132.70 113.10 19.30 705.02 618.50 86.52
2 125.70 106.10 19.30 704.99 617.93 87.06
3 124.40 104.80 19.30 705.12 617.88 87.24
4 122.40 102.80 19.30 705.04 617.88 87.16
5 128.70 109.10 19.30 704.92 618.16 86.76
6 128.50 108.90 19.20 704.71 618.16 86.55
7 118.60 106.30 12.00 704.73 617.22 87.51
8 114.70 107.00 7.40 704.85 617.16 87.69
9 106.80 99.30 7.20 704.52 616.64 87.88
10 110.60 103.10 7.20 704.25 616.62 87.63
11 78.10 70.60 7.20 704.19 614.71 89.48
12 69.70 62.20 7.20 704.32 614.12 90.20
13 58.70 51.10 7.30 704.34 613.44 90.90
14 56.60 49.00 7.30 704.64 613.91 90.73
15 89.70 82.10 7.30 704.33 615.38 88.95
16 67.00 59.40 7.30 704.71 614.40 90.31
17 97.30 89.70 7.30 704.51 615.96 88.55
18 92.00 80.20 11.50 704.70 615.61 89.09
19 102.00 90.10 11.60 704.75 617.06 87.69
20 120.80 108.80 11.70 705.18 617.81 87.37
21 159.70 140.60 18.80 705.25 619.37 85.88
22 142.60 123.10 19.20 705.53 619.16 86.37
23 157.80 138.30 19.20 705.63 619.86 85.77
24 159.10 139.60 19.20 705.72 620.19 85.53
AVG 111.01 97.72 12.98 704.83 616.96 87.87
MAX 159.70 140.60 19.30 705.72 620.19 90.90
MIN 56.60 49.00 7.20 704.19 613.44 85.53