US Army Corps of Engineers

Priest Rapids Dam

Wednesday October 29, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 77.50 75.13 1.55 484.18 405.82 78.35
2 64.50 62.30 1.63 484.20 405.90 78.31
3 61.40 59.23 1.60 484.13 404.35 79.79
4 53.90 51.87 1.58 483.99 404.42 79.57
5 54.70 52.68 1.50 483.72 404.09 79.62
6 56.10 54.08 1.50 483.75 404.23 79.52
7 58.60 56.62 1.48 483.62 404.85 78.77
8 60.30 58.35 1.45 483.54 404.82 78.72
9 60.50 58.49 1.44 483.30 404.83 78.47
10 60.70 52.46 7.75 482.90 404.63 78.27
11 60.20 56.74 2.61 483.06 404.75 78.30
12 60.50 58.33 1.35 483.11 404.75 78.36
13 60.40 58.24 1.37 483.24 404.78 78.46
14 60.40 58.21 1.40 483.31 404.74 78.57
15 60.40 58.15 1.41 483.35 404.79 78.56
16 60.40 58.21 1.41 483.37 404.83 78.53
17 60.10 57.91 1.41 483.30 404.65 78.65
18 60.50 58.28 1.41 483.31 404.83 78.48
19 53.10 50.93 1.40 483.44 402.96 80.48
20 53.40 51.18 1.54 484.26 405.26 79.00
21 88.70 85.86 1.71 484.66 408.12 76.54
22 117.30 114.24 1.78 484.56 410.52 74.04
23 116.30 113.36 1.64 483.93 408.84 75.09
24 79.60 77.04 1.47 483.41 405.99 77.43
AVG 66.65 64.08 1.81 483.65 405.32 78.33
MAX 117.30 114.24 7.75 484.66 410.52 80.48
MIN 53.10 50.93 1.35 482.90 402.96 74.04