US Army Corps of Engineers

McNary Dam

Wednesday December 3, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 112.90 108.20 0.00 338.36 265.52 72.84
2 112.60 107.90 0.00 338.44 265.64 72.80
3 112.80 108.10 0.00 338.41 265.64 72.77
4 113.50 108.80 0.00 338.44 265.57 72.87
5 113.50 108.80 0.00 338.49 265.69 72.80
6 126.30 121.60 0.00 338.44 265.93 72.51
7 127.30 122.60 0.00 338.49 266.03 72.46
8 130.10 125.40 0.00 338.48 265.85 72.63
9 130.20 125.50 0.00 338.47 265.98 72.49
10 130.80 126.10 0.00 338.44 265.73 72.71
11 133.30 128.60 0.00 338.37 265.73 72.64
12 130.80 126.10 0.00 338.35 265.99 72.36
13 135.00 130.30 0.00 338.21 265.90 72.31
14 134.90 130.20 0.00 338.16 266.05 72.11
15 132.50 127.80 0.00 338.10 265.98 72.12
16 133.70 129.00 0.00 338.00 265.96 72.04
17 132.00 127.30 0.00 337.99 266.06 71.93
18 133.50 128.80 0.00 337.96 266.21 71.75
19 135.00 130.30 0.00 337.95 266.14 71.81
20 130.90 126.20 0.00 337.95 266.01 71.94
21 128.40 123.70 0.00 337.92 265.94 71.98
22 113.60 108.90 0.00 337.94 265.68 72.26
23 112.30 107.60 0.00 337.76 265.73 72.03
24 112.90 108.20 0.00 337.80 265.73 72.07
AVG 125.37 120.67 0.00 338.20 265.86 72.34
MAX 135.00 130.30 0.00 338.49 266.21 72.87
MIN 112.30 107.60 0.00 337.76 265.52 71.75