US Army Corps of Engineers

Priest Rapids Dam

Wednesday January 21, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 158.70 154.50 3.90 487.41 413.75 73.66
2 155.90 155.61 0.00 487.44 413.69 73.75
3 155.50 155.21 0.00 487.47 413.65 73.82
4 155.60 155.28 0.00 487.49 413.62 73.87
5 155.50 155.15 0.00 487.54 413.60 73.94
6 155.50 155.22 0.00 487.61 413.68 73.93
7 168.30 155.41 12.56 487.56 414.39 73.17
8 170.50 155.20 14.99 487.47 414.46 73.01
9 166.70 155.23 11.17 487.31 414.23 73.08
10 165.70 155.45 9.95 487.18 414.24 72.94
11 164.10 155.29 8.45 487.06 413.91 73.15
12 155.90 155.61 0.00 487.11 413.73 73.38
13 155.90 155.56 0.00 487.17 413.66 73.50
14 153.00 152.67 0.00 487.19 413.06 74.13
15 143.90 143.56 0.00 487.30 412.59 74.71
16 143.40 143.10 0.00 487.48 413.13 74.35
17 158.70 149.88 8.53 487.46 413.80 73.65
18 162.80 152.47 9.98 487.52 413.99 73.53
19 163.20 152.94 9.98 487.55 414.03 73.52
20 164.70 154.45 9.98 487.56 414.12 73.43
21 164.20 153.87 9.98 487.58 413.93 73.65
22 160.80 150.51 9.99 487.62 414.05 73.58
23 164.60 154.30 9.99 487.63 414.15 73.48
24 165.30 154.94 9.99 487.64 414.21 73.44
AVG 159.52 153.39 5.81 487.43 413.82 73.61
MAX 170.50 155.61 14.99 487.64 414.46 74.71
MIN 143.40 143.10 0.00 487.06 412.59 72.94