Rocky Reach Dam & Lake
February 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 | | | | 108.08 | 106.69 | 106.69 | 0.00 | 705.80 | 705.52 | 616.78 | 88.74 |
| 2 | | | | 121.60 | 121.60 | 121.60 | 0.00 | 705.50 | 705.25 | 617.78 | 87.47 |
| 3 | | | | 146.29 | 141.58 | 141.58 | 0.00 | 706.12 | 705.97 | 619.11 | 86.86 |
| 4 | | | | 116.55 | 120.06 | 120.06 | 0.00 | 705.76 | 705.90 | 617.60 | 88.30 |
| 5 | | | | 109.24 | 111.74 | 111.74 | 0.00 | 705.36 | 705.27 | 617.02 | 88.25 |
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| TOT | | | | | | | | | | | |
| AVG | | | | 120.35 | 120.33 | 120.33 | 0.00 | 705.71 | 705.58 | 617.66 | 87.92 |
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| MAX | | | | 146.29 | 141.58 | 141.58 | 0.00 | 706.12 | 705.97 | 619.11 | 88.74 |
| MIN | | | | 108.08 | 106.69 | 106.69 | 0.00 | 705.36 | 705.25 | 616.78 | 86.86 |