US Army Corps of Engineers

McNary Dam

Tuesday September 9, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 61.00 56.30 0.00 338.46 265.21 73.25
2 60.30 55.60 0.00 338.48 265.02 73.46
3 59.80 55.10 0.00 338.40 265.07 73.33
4 61.70 57.00 0.00 338.43 265.38 73.05
5 64.10 57.20 2.20 338.40 265.57 72.83
6 70.80 57.00 9.10 338.38 265.39 72.99
7 69.20 55.40 9.10 338.44 265.14 73.30
8 69.40 55.50 9.20 338.47 265.15 73.32
9 69.40 55.60 9.20 338.48 265.32 73.16
10 60.60 55.60 0.30 338.60 265.46 73.14
11 60.80 56.10 0.00 338.51 265.52 72.99
12 60.90 56.20 0.00 338.49 265.39 73.10
13 61.00 56.30 0.00 338.59 265.25 73.34
14 59.80 55.10 0.00 338.66 265.20 73.46
15 60.10 55.40 0.00 338.77 265.36 73.41
16 60.20 55.50 0.00 338.82 265.44 73.38
17 69.40 64.70 0.00 338.85 265.50 73.35
18 70.60 65.90 0.00 338.94 265.38 73.56
19 70.40 65.70 0.00 339.01 265.25 73.76
20 70.20 65.50 0.00 338.98 265.31 73.67
21 70.10 65.40 0.00 339.05 265.43 73.62
22 62.00 57.30 0.00 339.10 265.40 73.70
23 59.70 55.00 0.00 339.14 265.35 73.79
24 58.90 54.20 0.00 339.15 265.19 73.96
AVG 64.18 57.86 1.63 338.69 265.32 73.37
MAX 70.80 65.90 9.20 339.15 265.57 73.96
MIN 58.90 54.20 0.00 338.38 265.02 72.83