US Army Corps of Engineers

Wanapum Dam

Thursday July 24, 2025

New Date:

HourTotal Outflow kcfsGeneration Flow kcfsSpill kcfsForebay ElevationTailwater ElevationAverage Head
1 124.90 104.35 18.54 568.40 490.75 77.65
2 112.00 91.30 18.66 568.40 490.20 78.20
3 107.40 86.82 18.59 568.19 490.05 78.14
4 92.70 72.28 18.43 567.96 489.08 78.88
5 100.40 80.06 18.34 567.90 489.57 78.34
6 106.80 86.56 18.27 567.75 489.98 77.77
7 99.10 78.83 18.22 567.75 489.08 78.67
8 84.40 64.22 18.20 567.68 488.50 79.18
9 76.00 55.89 18.14 567.62 488.13 79.49
10 75.00 54.81 18.21 567.67 488.11 79.56
11 69.20 49.05 18.13 567.58 487.63 79.95
12 58.20 38.09 18.11 567.63 487.09 80.54
13 63.30 43.19 18.12 567.64 487.39 80.25
14 73.90 53.75 18.11 567.57 487.99 79.58
15 77.30 57.29 18.05 567.49 487.96 79.53
16 76.10 56.07 18.04 567.48 487.90 79.58
17 95.20 75.28 17.96 567.19 489.74 77.45
18 119.70 99.91 17.82 567.16 490.62 76.54
19 152.30 132.48 17.77 567.04 492.43 74.61
20 152.10 132.34 17.73 567.04 491.98 75.06
21 144.90 125.19 17.68 566.98 491.69 75.28
22 120.20 100.49 17.73 567.10 490.47 76.63
23 120.30 100.47 17.80 567.24 490.39 76.85
24 112.80 92.90 17.88 567.39 490.30 77.09
AVG 100.59 80.49 18.11 567.58 489.46 78.12
MAX 152.30 132.48 18.66 568.40 492.43 80.54
MIN 58.20 38.09 17.68 566.98 487.09 74.61