US Army Corps of Engineers

Priest Rapids Dam

Thursday December 18, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 154.40 154.14 0.00 487.52 413.55 73.97
2 152.50 152.21 0.00 487.43 413.41 74.02
3 152.80 152.53 0.00 487.38 413.51 73.88
4 149.40 149.12 0.00 487.37 413.11 74.26
5 144.70 144.43 0.00 487.40 413.21 74.19
6 152.60 152.28 0.00 487.52 413.31 74.21
7 154.10 153.81 0.00 487.59 413.49 74.09
8 152.90 152.62 0.00 487.69 413.48 74.21
9 152.40 152.06 0.00 487.60 413.32 74.28
10 152.40 152.10 0.00 487.55 413.44 74.12
11 149.40 149.12 0.00 487.65 413.29 74.36
12 147.70 147.39 0.00 487.64 413.15 74.49
13 145.10 142.11 2.73 487.70 412.94 74.76
14 152.20 133.30 18.61 487.63 413.22 74.41
15 153.70 133.45 19.99 487.66 413.32 74.35
16 167.60 147.37 19.97 487.48 414.18 73.30
17 157.60 146.01 11.27 487.56 413.36 74.20
18 148.40 136.24 11.81 487.55 413.26 74.28
19 158.60 138.23 20.09 487.52 413.71 73.81
20 165.70 145.33 20.07 487.43 414.08 73.35
21 157.60 142.46 14.83 487.47 413.47 74.00
22 150.30 140.01 9.95 487.51 413.01 74.51
23 143.30 133.00 9.96 487.53 412.31 75.23
24 147.20 125.59 21.28 487.50 413.17 74.33
AVG 152.61 144.79 7.52 487.54 413.35 74.19
MAX 167.60 154.14 21.28 487.70 414.18 75.23
MIN 143.30 125.59 0.00 487.37 412.31 73.30