US Army Corps of Engineers

McNary Dam

Thursday July 3, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 140.20 53.40 82.00 338.44 264.43 74.01
2 140.20 53.60 81.90 338.42 264.46 73.96
3 139.80 53.20 81.90 338.44 264.59 73.85
4 139.60 53.00 82.00 338.38 264.61 73.77
5 140.00 53.30 82.00 338.46 264.59 73.87
6 139.40 52.60 82.10 338.47 264.55 73.92
7 138.80 51.90 82.20 338.51 264.53 73.98
8 139.30 52.40 82.20 338.51 264.68 73.83
9 137.50 50.60 82.30 338.54 264.63 73.91
10 137.40 50.40 82.40 338.57 264.73 73.84
11 137.00 50.00 82.30 338.53 264.68 73.85
12 137.90 50.80 82.30 338.56 264.61 73.95
13 138.20 51.20 82.30 338.54 264.64 73.90
14 138.50 51.50 82.30 338.55 264.70 73.85
15 138.10 51.10 82.30 338.54 264.71 73.83
16 137.20 50.20 82.30 338.53 264.73 73.80
17 137.80 50.90 82.20 338.50 264.71 73.79
18 137.80 51.00 82.10 338.51 264.86 73.65
19 138.20 51.20 82.20 338.54 264.83 73.71
20 139.20 52.20 82.40 338.56 264.67 73.89
21 140.50 53.50 82.40 338.56 264.54 74.02
22 139.80 52.70 82.40 338.54 264.58 73.96
23 139.40 52.20 82.40 338.57 264.52 74.05
24 138.90 52.10 82.10 338.59 264.49 74.10
AVG 138.78 51.88 82.21 338.52 264.63 73.89
MAX 140.50 53.60 82.40 338.59 264.86 74.10
MIN 137.00 50.00 81.90 338.38 264.43 73.65