US Army Corps of Engineers

Rocky Reach Dam

Monday May 4, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 180.00 179.70 0.00 704.88 621.79 83.09
2 152.10 151.80 0.00 704.88 620.26 84.62
3 140.40 140.10 0.00 705.00 619.65 85.35
4 144.70 144.40 0.00 705.12 619.65 85.47
5 140.90 140.60 0.00 705.29 619.31 85.98
6 165.40 165.10 0.00 705.00 620.59 84.41
7 168.40 168.10 0.00 704.99 620.79 84.20
8 154.80 154.50 0.00 705.03 619.91 85.12
9 118.40 118.10 0.00 705.34 618.20 87.14
10 115.90 115.60 0.00 705.39 617.86 87.53
11 123.90 123.60 0.00 705.45 618.16 87.29
12 122.80 122.50 0.00 705.52 618.20 87.32
13 129.80 129.50 0.00 705.83 618.27 87.56
14 98.00 97.70 0.00 706.16 617.12 89.04
15 145.70 145.40 0.00 706.32 619.22 87.10
16 144.50 144.20 0.00 706.08 619.61 86.47
17 142.10 141.80 0.00 706.05 619.57 86.48
18 151.70 151.40 0.00 706.23 620.42 85.81
19 174.60 174.30 0.00 706.03 621.29 84.74
20 181.60 181.30 0.00 705.84 621.99 83.85
21 179.20 178.90 0.00 705.76 621.82 83.94
22 168.90 168.60 0.00 705.65 621.66 83.99
23 187.80 187.50 0.00 705.48 622.22 83.26
24 181.90 181.60 0.00 705.45 621.88 83.57
AVG 150.56 150.26 0.00 705.53 619.98 85.56
MAX 187.80 187.50 0.00 706.32 622.22 89.04
MIN 98.00 97.70 0.00 704.88 617.12 83.09