US Army Corps of Engineers

McNary Dam

Monday September 8, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 60.40 55.70 0.00 338.70 265.58 73.12
2 60.10 55.40 0.00 338.63 265.45 73.18
3 61.00 56.30 0.00 338.66 265.35 73.31
4 59.80 55.10 0.00 338.60 265.34 73.26
5 63.10 56.20 2.20 338.55 265.55 73.00
6 71.10 57.20 9.20 338.53 265.58 72.95
7 69.90 55.90 9.20 338.52 265.47 73.05
8 70.40 56.50 9.20 338.50 265.49 73.01
9 70.90 57.20 8.90 338.52 265.37 73.15
10 61.80 57.00 0.00 338.51 265.24 73.27
11 60.60 55.90 0.00 338.50 265.35 73.15
12 60.80 56.10 0.00 338.40 265.40 73.00
13 61.20 56.50 0.00 338.40 265.40 73.00
14 59.90 55.20 0.00 338.46 265.33 73.13
15 62.00 57.30 0.00 338.52 265.27 73.25
16 61.10 56.40 0.00 338.52 265.18 73.34
17 69.60 64.90 0.00 338.48 265.45 73.03
18 72.40 67.70 0.00 338.49 265.50 72.99
19 70.80 66.10 0.00 338.48 265.45 73.03
20 69.90 65.20 0.00 338.46 265.41 73.05
21 58.90 54.20 0.00 338.51 265.17 73.34
22 57.20 52.50 0.00 338.48 265.27 73.21
23 59.20 54.50 0.00 338.50 265.60 72.90
24 62.90 58.20 0.00 338.48 265.46 73.02
AVG 63.96 57.63 1.61 338.52 265.40 73.11
MAX 72.40 67.70 9.20 338.70 265.60 73.34
MIN 57.20 52.50 0.00 338.40 265.17 72.90