Ice Harbor Dam
August 2026
| Day of Month | Total Generation MWh | Average Generation MW | Station Use MWh | Inflow kcfs | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Midnight Reservoir Elevation | Average Forebay Elevation | Average Tailwater Elevation | Average Head feet |
| 1 | 3461 | 144 | 54 | 27.30 | 28.00 | 19.50 | 7.90 | 437.59 | 437.96 | 339.98 | 97.98 |
| 2 | 3446 | 144 | 53 | 29.00 | 28.60 | 19.40 | 8.40 | 437.68 | 437.81 | 339.98 | 97.83 |
| 3 | 2763 | 115 | 53 | 25.90 | 24.40 | 15.40 | 8.40 | 438.04 | 438.02 | 339.25 | 98.77 |
| 4 | 3252 | 136 | 54 | 24.60 | 26.30 | 18.20 | 7.20 | 437.64 | 437.96 | 339.20 | 98.76 |
| 5 | 3502 | 146 | 53 | 29.00 | 28.20 | 19.50 | 7.90 | 437.86 | 438.06 | 339.42 | 98.64 |
| 6 | | | | 30.20 | 30.40 | 21.30 | 8.40 | 437.79 | 438.06 | 339.48 | 98.58 |
| 7 | | | | 31.50 | 30.30 | 20.50 | 8.90 | 438.09 | 438.15 | 339.47 | 98.68 |
| 8 | | | | 28.10 | 30.10 | 20.30 | 8.80 | 437.62 | 438.04 | 340.06 | 97.98 |
| 9 | | | | 27.70 | 27.60 | 17.90 | 8.80 | 437.62 | 437.85 | 339.64 | 98.21 |
| 10 | | | | 24.50 | 24.00 | 15.20 | 8.00 | 437.73 | 437.72 | 339.07 | 98.65 |
| 11 | | | | 23.60 | 24.60 | 16.80 | 7.10 | 437.49 | 437.78 | 339.09 | 98.69 |
| 12 | | | | 25.40 | 25.10 | 17.40 | 7.10 | 437.48 | 437.75 | 338.87 | 98.88 |
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| TOT | 16424 | | 268 | | | | | | | | |
| AVG | 3285 | 137 | 54 | 27.23 | 27.30 | 18.45 | 8.07 | 437.72 | 437.93 | 339.46 | 98.47 |
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| MAX | 3502 | | | 31.50 | 30.40 | 21.30 | 8.90 | 438.09 | 438.15 | 340.06 | 98.88 |
| MIN | 2763 | | | 23.60 | 24.00 | 15.20 | 7.10 | 437.48 | 437.72 | 338.87 | 97.83 |