US Army Corps of Engineers

McNary Dam

Friday May 19, 2023

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 410.20 140.30265.10 339.27 271.18 68.09
2 411.20 141.30265.30 339.38 271.13 68.25
3 408.20 138.00265.50 339.43 271.17 68.26
4 409.90 139.70265.50 339.45 271.13 68.32
5 409.60 139.90265.00 339.46 271.22 68.24
6 408.90 139.40264.80 339.40 271.13 68.27
7 409.10 139.80264.60 339.32 271.15 68.17
8 406.30 137.10264.50 339.33 271.10 68.23
9 407.40 138.30264.40 339.29 271.33 67.96
10 407.60 138.70264.20 339.18 271.13 68.05
11 405.00 136.70263.60 339.12 271.08 68.04
12 400.90 132.90263.30 339.03 270.99 68.04
13 402.30 134.00263.70 338.94 270.93 68.01
14 407.80 138.10265.00 338.85 270.94 67.91
15 404.20 134.80264.70 338.77 270.92 67.85
16 403.60 134.40264.50 338.71 270.95 67.76
17 404.60 135.50264.30 338.73 270.95 67.78
18 403.90 135.10264.20 338.64 270.97 67.67
19 408.40 139.60264.00 338.61 271.11 67.50
20 404.40 135.60264.10 338.71 270.74 67.97
21 389.00 120.00264.30 338.74 270.64 68.10
22 389.60 120.70264.20 338.65 270.81 67.84
23 408.30 139.20264.40 338.63 271.07 67.56
24 407.60 137.80265.10 338.69 271.09 67.60
AVG 405.33 136.12264.51 339.01 271.04 67.98
MAX 411.20 141.30265.50 339.46 271.33 68.32
MIN 389.00 120.00263.30 338.61 270.64 67.50