US Army Corps of Engineers

Rocky Reach Dam

Sunday May 31, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 165.30 164.90 0.00 706.16 620.82 85.34
2 154.90 154.50 0.00 706.07 620.40 85.67
3 154.10 153.70 0.00 706.00 620.29 85.71
4 152.60 152.20 0.00 705.86 620.38 85.48
5 163.70 163.30 0.00 705.92 620.79 85.13
6 161.90 161.50 0.00 705.87 620.12 85.75
7 129.40 129.00 0.00 706.19 618.55 87.64
8 111.80 111.50 0.00 706.47 617.22 89.25
9 95.30 78.40 16.60 706.20 617.36 88.84
10 106.80 89.90 16.60 706.61 617.02 89.59
11 99.20 82.20 16.70 706.65 618.16 88.49
12 102.80 86.20 16.30 706.75 618.61 88.14
13 102.90 86.50 16.10 706.52 619.44 87.08
14 111.40 94.40 16.70 706.51 619.32 87.19
15 120.60 103.70 16.60 706.66 618.66 88.00
16 117.50 100.70 16.50 706.66 618.30 88.36
17 134.50 117.50 16.70 706.55 618.75 87.80
18 118.20 117.90 0.00 706.70 618.26 88.44
19 157.90 157.60 0.00 706.45 620.18 86.27
20 166.10 165.80 0.00 706.51 620.80 85.71
21 166.80 166.40 0.00 706.30 620.92 85.38
22 165.70 165.30 0.00 706.16 620.95 85.21
23 167.50 167.10 0.00 706.05 620.81 85.24
24 153.30 152.90 0.00 705.99 620.27 85.72
AVG 136.67 130.13 6.20 706.33 619.43 86.89
MAX 167.50 167.10 16.70 706.75 620.95 89.59
MIN 95.30 78.40 0.00 705.86 617.02 85.13