US Army Corps of Engineers

Priest Rapids Dam

Monday January 26, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 169.40 108.95 60.18 487.63 413.69 73.93
2 195.10 121.46 73.31 487.60 415.12 72.48
3 201.40 121.00 80.07 487.59 415.28 72.31
4 195.70 115.26 80.10 487.61 415.23 72.38
5 199.40 119.05 80.08 487.57 415.30 72.27
6 198.00 117.66 80.06 487.54 415.39 72.15
7 198.30 125.50 72.52 487.52 415.25 72.27
8 190.70 130.44 59.98 487.56 415.23 72.32
9 195.40 135.17 59.96 487.47 415.56 71.91
10 193.90 133.69 59.93 487.40 415.45 71.94
11 196.70 136.59 59.81 487.37 415.57 71.81
12 189.90 143.57 46.07 487.38 415.25 72.14
13 167.20 156.00 10.90 487.47 414.25 73.22
14 156.00 155.68 0.00 487.34 413.89 73.45
15 149.40 149.00 0.00 487.21 412.56 74.65
16 137.40 137.00 0.00 487.50 412.19 75.31
17 153.10 137.18 15.51 487.57 413.19 74.38
18 175.70 138.43 36.90 487.46 414.31 73.15
19 179.00 138.54 40.10 487.45 414.45 73.00
20 178.90 138.53 40.07 487.35 414.51 72.83
21 178.90 138.56 40.03 487.29 414.57 72.72
22 178.80 138.48 40.00 487.14 414.58 72.56
23 178.90 138.60 39.95 487.08 414.59 72.49
24 178.70 138.54 39.91 486.98 414.60 72.38
AVG 180.66 133.87 46.48 487.42 414.58 72.84
MAX 201.40 156.00 80.10 487.63 415.57 75.31
MIN 137.40 108.95 0.00 486.98 412.19 71.81