US Army Corps of Engineers

Priest Rapids Dam

Monday April 13, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 128.10 101.90 25.34 485.92 411.38 74.54
2 128.00 102.02 25.18 485.89 411.28 74.62
3 128.10 102.03 25.23 485.92 411.23 74.69
4 128.10 102.00 25.27 485.93 411.25 74.68
5 133.90 107.84 25.23 485.93 411.59 74.34
6 132.80 106.78 25.19 485.86 411.70 74.16
7 135.10 109.26 24.97 485.75 411.70 74.06
8 127.70 102.12 24.71 485.68 410.89 74.79
9 120.20 94.87 24.51 485.59 410.86 74.74
10 122.50 97.28 24.36 485.64 410.42 75.22
11 127.70 86.33 40.51 485.95 410.88 75.07
12 133.30 76.49 55.96 486.31 411.17 75.14
13 138.10 79.88 57.34 486.70 411.07 75.62
14 137.20 78.06 58.24 486.85 411.04 75.81
15 130.90 86.27 43.71 486.99 410.77 76.22
16 118.60 89.55 28.24 486.77 410.23 76.55
17 112.30 84.13 27.46 486.56 409.93 76.63
18 116.90 89.35 26.76 486.27 410.80 75.48
19 127.30 100.81 25.71 486.01 410.74 75.27
20 115.20 88.53 25.85 486.26 409.93 76.33
21 127.60 100.31 26.46 486.32 411.49 74.83
22 136.10 108.84 26.35 486.21 411.71 74.50
23 135.80 109.12 25.80 486.02 411.75 74.26
24 134.10 107.87 25.37 485.87 411.64 74.23
AVG 128.15 96.32 30.99 486.13 411.06 75.07
MAX 138.10 109.26 58.24 486.99 411.75 76.63
MIN 112.30 76.49 24.36 485.59 409.93 74.06