US Army Corps of Engineers

Wanapum Dam

Tuesday December 16, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 107.30 105.94 0.00 570.22 490.71 79.51
2 119.60 118.23 0.00 570.42 491.44 78.99
3 129.60 128.17 0.00 570.45 491.84 78.62
4
5
6
7
8
9
10
11
12
13
14
15
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17
18
19
20
21
22
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24
AVG 118.83 117.45 0.00 570.36 491.33 79.04
MAX 129.60 128.17 0.00 570.45 491.84 79.51
MIN 107.30 105.94 0.00 570.22 490.71 78.62