US Army Corps of Engineers

Priest Rapids Dam

Friday March 6, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 134.20 132.95 0.00 486.74 411.82 74.91
2 130.80 129.59 0.00 486.49 411.52 74.97
3 126.70 125.51 0.00 486.56 411.36 75.20
4 129.40 128.18 0.00 486.36 411.79 74.56
5 133.30 132.07 0.00 486.30 411.81 74.49
6 133.70 132.52 0.00 486.34 411.98 74.36
7 127.50 126.36 0.00 486.54 411.53 75.01
8 128.70 127.52 0.00 486.59 411.49 75.11
9 122.50 121.31 0.00 486.50 411.15 75.35
10 117.90 116.74 0.00 486.44 410.47 75.98
11 113.40 105.32 6.93 486.49 410.38 76.11
12 131.10 109.87 20.04 486.78 411.25 75.53
13 117.10 94.72 21.24 487.17 410.57 76.59
14 115.20 84.10 30.03 487.21 410.45 76.76
15 117.10 86.03 30.03 487.23 409.97 77.26
16 114.00 82.95 30.02 487.14 409.88 77.26
17 128.60 115.69 11.77 486.93 411.92 75.01
18 140.10 138.84 0.00 487.09 412.08 75.00
19 140.60 132.44 6.93 487.04 412.72 74.32
20 150.80 139.54 9.94 487.10 412.98 74.12
21 149.10 137.91 9.96 487.16 412.90 74.26
22 149.10 137.83 9.96 487.18 412.98 74.19
23 150.70 139.40 9.96 487.33 413.12 74.20
24 150.60 139.35 9.99 487.53 413.10 74.43
AVG 131.34 121.53 8.62 486.84 411.63 75.21
MAX 150.80 139.54 30.03 487.53 413.12 77.26
MIN 113.40 82.95 0.00 486.30 409.88 74.12