US Army Corps of Engineers

McNary Dam

Friday April 10, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 173.10 60.10110.20 338.23 266.31 71.92
2 175.20 52.90119.60 338.30 266.30 72.00
3 175.50 52.80120.00 338.29 266.17 72.12
4 175.10 52.40120.00 338.33 266.25 72.08
5 175.20 52.50120.10 338.35 266.27 72.08
6 175.70 52.80120.20 338.36 266.26 72.10
7 175.60 52.50120.40 338.42 266.23 72.19
8 175.80 52.60120.50 338.41 266.32 72.09
9 175.00 51.60120.60 338.43 266.28 72.15
10 175.90 52.40120.80 338.45 266.35 72.10
11 182.90 51.90128.30 338.52 266.38 72.14
12 175.50 52.20120.60 338.59 266.27 72.32
13 175.00 51.70120.50 338.62 266.20 72.42
14 174.30 51.50120.10 338.68 266.10 72.58
15 173.80 51.10120.10 338.74 266.22 72.52
16 174.50 51.50120.20 338.80 266.09 72.71
17 175.10 52.00120.40 338.74 266.12 72.62
18 174.90 51.70120.50 338.85 266.11 72.74
19 175.20 51.70120.90 338.90 265.99 72.91
20 174.70 51.00121.00 338.93 266.10 72.83
21 174.90 51.10121.10 338.98 266.12 72.86
22 176.40 52.40121.30 339.03 266.13 72.90
23 175.90 51.60121.60 339.08 266.11 72.97
24 176.70 52.30121.70 339.08 266.14 72.94
AVG 175.50 52.35120.45 338.63 266.20 72.43
MAX 182.90 60.10128.30 339.08 266.38 72.97
MIN 173.10 51.00110.20 338.23 265.99 71.92