US Army Corps of Engineers

McNary Dam

Sunday January 25, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 158.90 156.10 0.00 338.29 266.63 71.66
2 157.00 154.20 0.00 338.31 266.75 71.56
3 156.50 153.70 0.00 338.33 266.77 71.56
4 158.10 155.30 0.00 338.30 266.62 71.68
5 156.30 153.50 0.00 338.42 266.54 71.88
6 157.10 154.30 0.00 338.31 266.61 71.70
7 187.50 184.70 0.00 338.20 266.85 71.35
8 188.40 185.60 0.00 338.36 266.90 71.46
9 188.70 185.90 0.00 338.35 267.09 71.26
10 189.40 186.60 0.00 338.39 267.02 71.37
11 168.60 165.80 0.00 338.45 266.63 71.82
12 168.20 165.40 0.00 338.37 266.68 71.69
13 168.20 165.40 0.00 338.48 266.60 71.88
14 168.40 165.60 0.00 338.43 266.70 71.73
15 169.20 166.40 0.00 338.44 266.65 71.79
16 169.50 166.70 0.00 338.50 266.62 71.88
17 169.40 166.60 0.00 338.48 266.78 71.70
18 186.40 183.60 0.00 338.51 267.03 71.48
19 188.50 185.70 0.00 338.66 267.01 71.65
20 187.60 184.80 0.00 338.66 266.86 71.80
21 187.50 184.70 0.00 338.78 266.93 71.85
22 187.20 184.40 0.00 338.78 266.63 72.15
23 162.00 159.20 0.00 338.86 266.08 72.78
24 162.10 159.30 0.00 338.97 266.18 72.79
AVG 172.53 169.73 0.00 338.48 266.71 71.77
MAX 189.40 186.60 0.00 338.97 267.09 72.79
MIN 156.30 153.50 0.00 338.20 266.08 71.26
BUILDING STRONG®