US Army Corps of Engineers

McNary Dam

Sunday June 29, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 134.10 52.90 76.50 338.26 264.51 73.75
2 134.80 53.10 77.00 338.32 264.45 73.87
3 135.10 53.20 77.20 338.31 264.55 73.76
4 135.10 53.20 77.20 338.34 264.77 73.57
5 134.80 52.80 77.30 338.35 264.64 73.71
6 134.90 52.80 77.40 338.40 264.67 73.73
7 137.10 54.90 77.50 338.46 264.68 73.78
8 134.30 52.30 77.30 338.51 264.66 73.85
9 134.90 52.90 77.40 338.53 264.79 73.74
10 135.20 53.10 77.40 338.54 264.84 73.70
11 134.80 52.60 77.50 338.59 264.87 73.72
12 135.60 53.30 77.60 338.61 264.70 73.91
13 135.00 52.60 77.60 338.61 264.77 73.84
14 134.90 52.60 77.50 338.64 264.77 73.87
15 135.20 53.20 77.30 338.62 264.84 73.78
16 134.30 52.40 77.30 338.66 264.80 73.86
17 134.60 52.70 77.30 338.62 264.81 73.81
18 134.90 53.10 77.00 338.64 264.75 73.89
19 135.20 53.50 77.00 338.57 264.82 73.75
20 134.30 52.70 76.90 338.57 264.65 73.92
21 134.50 53.00 76.80 338.56 264.67 73.89
22 134.00 52.60 76.70 338.48 264.74 73.74
23 136.90 55.70 76.50 338.44 264.82 73.62
24 136.70 55.50 76.50 338.47 264.65 73.82
AVG 135.05 53.20 77.15 338.50 264.72 73.79
MAX 137.10 55.70 77.60 338.66 264.87 73.92
MIN 134.00 52.30 76.50 338.26 264.45 73.57