US Army Corps of Engineers

McNary Dam

Friday March 28, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 167.40 153.90 9.10 338.35 266.32 72.03
2 166.50 153.00 9.10 338.42 266.33 72.09
3 167.60 154.10 9.10 338.37 266.40 71.97
4 166.80 153.40 9.10 338.34 266.43 71.91
5 177.20 163.80 9.00 338.32 266.74 71.58
6 177.90 164.50 9.00 338.26 266.54 71.72
7 177.80 164.40 9.00 338.24 266.76 71.48
8 187.10 173.90 8.90 338.20 267.04 71.16
9 189.40 176.00 9.10 338.18 266.96 71.22
10 199.20 174.90 19.80 338.08 267.21 70.87
11 201.50 177.10 19.90 338.12 267.18 70.94
12 198.10 173.70 20.00 338.09 267.18 70.91
13 197.80 173.30 20.00 338.16 267.10 71.06
14 197.40 172.90 20.20 338.23 267.09 71.14
15 200.10 175.10 20.30 338.23 267.06 71.17
16 197.90 172.80 20.40 338.34 267.06 71.28
17 198.20 173.30 20.20 338.42 267.18 71.24
18 215.40 173.70 37.00 338.37 267.78 70.59
19 228.90 174.30 49.90 338.42 267.85 70.57
20 229.00 174.20 50.10 338.49 267.82 70.67
21 229.00 174.20 50.10 338.47 267.91 70.56
22 229.00 174.20 50.10 338.51 267.68 70.83
23 228.80 173.90 50.20 338.53 267.82 70.71
24 229.10 174.10 50.30 338.55 267.82 70.73
AVG 198.21 169.53 24.16 338.32 267.14 71.18
MAX 229.10 177.10 50.30 338.55 267.91 72.09
MIN 166.50 153.00 8.90 338.08 266.32 70.56