US Army Corps of Engineers

Priest Rapids Dam

Saturday May 23, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 145.40 118.46 26.00 486.24 412.27 73.97
2 145.10 117.90 26.28 486.28 412.29 73.99
3 147.30 120.14 26.27 486.31 412.01 74.31
4 141.90 114.70 26.35 486.31 411.71 74.59
5 148.80 121.58 26.31 486.26 412.39 73.88
6 140.70 113.39 26.46 486.39 411.71 74.68
7 138.70 111.20 26.63 486.31 411.67 74.65
8 137.20 110.31 26.04 486.09 411.41 74.68
9 134.80 108.27 25.65 486.02 411.27 74.75
10 130.50 104.06 25.55 486.01 410.85 75.16
11 118.80 92.86 25.07 485.71 409.97 75.74
12 115.00 89.96 24.20 485.37 409.73 75.64
13 113.10 89.09 23.24 485.21 409.62 75.59
14
15
16
17
18
19
20
21
22
23
24
AVG 135.18 108.61 25.70 486.04 411.30 74.74
MAX 148.80 121.58 26.63 486.39 412.39 75.74
MIN 113.10 89.09 23.24 485.21 409.62 73.88