US Army Corps of Engineers

Priest Rapids Dam

Sunday August 2, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 102.00 78.88 22.71 485.09 408.31 76.78
2 110.80 87.75 22.61 484.88 408.90 75.98
3 120.00 97.37 22.10 484.71 409.34 75.38
4 122.30 100.02 21.72 484.55 409.87 74.68
5 110.80 88.91 21.44 484.52 409.02 75.50
6 107.70 85.95 21.23 484.46 408.32 76.14
7 79.80 57.98 21.53 484.74 405.96 78.77
8 54.70 31.64 22.77 485.29 403.92 81.38
9 55.60 31.70 23.58 485.34 404.31 81.03
10 68.50 44.73 23.37 485.18 405.13 80.05
11 65.50 42.40 22.96 485.06 404.79 80.27
12 56.90 33.78 22.89 485.11 403.79 81.32
13 60.20 36.92 22.96 485.13 404.40 80.74
14 72.30 49.03 23.00 485.14 405.52 79.62
15 67.10 43.73 23.22 485.19 405.32 79.87
16 82.10 59.01 22.82 484.97 406.07 78.90
17 69.30 46.36 22.77 485.02 405.44 79.59
18 94.10 71.45 22.35 484.87 407.49 77.38
19 95.80 72.88 22.51 485.00 407.43 77.57
20 98.00 74.79 22.87 485.12 408.04 77.09
21 102.40 78.72 23.29 485.32 408.22 77.11
22 98.90 74.83 23.65 485.31 408.10 77.20
23 107.70 84.28 22.99 484.97 408.34 76.63
24 104.00 81.32 22.25 484.74 408.11 76.63
AVG 87.77 64.77 22.65 484.99 406.84 78.15
MAX 122.30 100.02 23.65 485.34 409.87 81.38
MIN 54.70 31.64 21.23 484.46 403.79 74.68