Wanapum Dam
Tuesday June 23, 2026
| Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head |
|---|
| 1 | 133.10 | 113.54 | 17.56 | 566.85 | 491.21 | 75.64 |
| 2 | 112.40 | 92.70 | 17.74 | 567.22 | 490.21 | 77.01 |
| 3 | 111.30 | 91.36 | 17.95 | 567.48 | 490.50 | 76.98 |
| 4 | 151.50 | 131.63 | 17.91 | 567.22 | 492.38 | 74.85 |
| 5 | 137.70 | 117.78 | 17.88 | 567.26 | 491.52 | 75.74 |
| 6 | 142.90 | 123.03 | 17.85 | 567.10 | 492.06 | 75.04 |
| 7 | 134.20 | 114.42 | 17.76 | 567.03 | 491.24 | 75.79 |
| 8 | 129.00 | 109.24 | 17.75 | 567.09 | 491.26 | 75.83 |
| 9 | 139.90 | 120.18 | 17.73 | 566.95 | 491.77 | 75.18 |
| 10 | 153.00 | 133.38 | 17.62 | 566.82 | 492.22 | 74.61 |
| 11 | 153.40 | 133.87 | 17.54 | 566.66 | 492.22 | 74.43 |
| 12 | 156.80 | 137.50 | 17.35 | 566.31 | 492.52 | 73.79 |
| 13 | 156.10 | 136.94 | 17.20 | 566.15 | 492.44 | 73.72 |
| 14 | 155.00 | 135.97 | 17.04 | 565.84 | 492.46 | 73.38 |
| 15 | 157.10 | 138.28 | 16.81 | 565.56 | 492.52 | 73.04 |
| 16 | | | | | | |
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| AVG | 141.56 | 121.99 | 17.58 | 566.77 | 491.77 | 75.00 |
|
| MAX | 157.10 | 138.28 | 17.95 | 567.48 | 492.52 | 77.01 |
| MIN | 111.30 | 91.36 | 16.81 | 565.56 | 490.21 | 73.04 |