US Army Corps of Engineers

McNary Dam

Tuesday December 2, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 113.70 109.00 0.00 339.23 265.19 74.04
2 113.50 108.80 0.00 339.20 265.25 73.95
3 114.00 109.30 0.00 339.28 265.34 73.94
4 114.50 109.80 0.00 339.31 265.39 73.92
5 114.00 109.30 0.00 339.37 265.38 73.99
6 130.80 126.10 0.00 339.28 265.60 73.68
7 131.80 127.10 0.00 339.33 265.56 73.77
8 134.00 129.30 0.00 339.26 265.79 73.47
9 133.00 128.30 0.00 339.22 265.58 73.64
10 132.80 128.10 0.00 339.09 265.56 73.53
11 121.10 116.40 0.00 339.10 265.39 73.71
12 128.40 123.70 0.00 339.00 265.63 73.37
13 132.00 127.30 0.00 338.85 265.66 73.19
14 132.10 127.40 0.00 338.78 265.68 73.10
15 131.90 127.20 0.00 338.68 265.75 72.93
16 132.90 128.20 0.00 338.59 265.56 73.03
17 132.20 127.50 0.00 338.51 265.57 72.94
18 132.10 127.40 0.00 338.41 265.71 72.70
19 134.10 129.40 0.00 338.45 265.73 72.72
20 131.00 126.30 0.00 338.44 265.63 72.81
21 129.10 124.40 0.00 338.44 265.62 72.82
22 114.50 109.80 0.00 338.52 265.37 73.15
23 113.20 108.50 0.00 338.48 265.32 73.16
24 113.30 108.60 0.00 338.42 265.40 73.02
AVG 125.42 120.72 0.00 338.88 265.53 73.36
MAX 134.10 129.40 0.00 339.37 265.79 74.04
MIN 113.20 108.50 0.00 338.41 265.19 72.70