US Army Corps of Engineers

McNary Dam

Monday April 13, 2026

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 204.40 52.00149.70 338.82 266.57 72.25
2 204.20 51.70149.80 338.89 266.59 72.30
3 204.40 51.70150.00 338.90 266.50 72.40
4 204.70 51.80150.20 338.89 266.57 72.32
5 205.00 52.00150.30 338.94 266.63 72.31
6 205.80 51.40151.70 338.94 266.82 72.12
7 219.40 51.90164.80 338.93 266.91 72.02
8 219.70 51.70165.30 338.95 267.04 71.91
9 221.60 53.20165.70 338.89 267.12 71.77
10 210.80 53.40154.80 338.99 266.82 72.17
11 205.60 52.20150.70 338.94 267.03 71.91
12 205.00 51.80150.50 338.94 267.10 71.84
13 206.10 53.00150.40 338.92 267.06 71.86
14 205.50 52.20150.60 338.99 267.10 71.89
15 205.60 52.30150.60 338.88 267.23 71.65
16 205.40 52.30150.30 338.90 267.01 71.89
17 205.20 51.90150.50 338.96 267.02 71.94
18 205.40 52.10150.60 338.95 267.02 71.93
19 206.90 53.80150.50 338.96 266.99 71.97
20 205.30 52.00150.60 338.97 266.95 72.02
21 206.30 53.00150.60 338.97 266.94 72.03
22 205.80 52.30150.80 338.99 266.85 72.14
23 205.70 51.90151.00 339.01 266.78 72.23
24 205.90 52.20151.00 339.02 266.78 72.24
AVG 207.49 52.24152.54 338.94 266.89 72.05
MAX 221.60 53.80165.70 339.02 267.23 72.40
MIN 204.20 51.40149.70 338.82 266.50 71.65