Rocky Reach Dam
Wednesday June 17, 2026
| Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head |
| 1 | 132.70 | 113.10 | 19.30 | 705.02 | 618.50 | 86.52 |
| 2 | 125.70 | 106.10 | 19.30 | 704.99 | 617.93 | 87.06 |
| 3 | 124.40 | 104.80 | 19.30 | 705.12 | 617.88 | 87.24 |
| 4 | 122.40 | 102.80 | 19.30 | 705.04 | 617.88 | 87.16 |
| 5 | 128.70 | 109.10 | 19.30 | 704.92 | 618.16 | 86.76 |
| 6 | 128.50 | 108.90 | 19.20 | 704.71 | 618.16 | 86.55 |
| 7 | 118.60 | 106.30 | 12.00 | 704.73 | 617.22 | 87.51 |
| 8 | 114.70 | 107.00 | 7.40 | 704.85 | 617.16 | 87.69 |
| 9 | 106.80 | 99.30 | 7.20 | 704.52 | 616.64 | 87.88 |
| 10 | 110.60 | 103.10 | 7.20 | 704.25 | 616.62 | 87.63 |
| 11 | 78.10 | 70.60 | 7.20 | 704.19 | 614.71 | 89.48 |
| 12 | 69.70 | 62.20 | 7.20 | 704.32 | 614.12 | 90.20 |
| 13 | 58.70 | 51.10 | 7.30 | 704.34 | 613.44 | 90.90 |
| 14 | 56.60 | 49.00 | 7.30 | 704.64 | 613.91 | 90.73 |
| 15 | 89.70 | 82.10 | 7.30 | 704.33 | 615.38 | 88.95 |
| 16 | 67.00 | 59.40 | 7.30 | 704.71 | 614.40 | 90.31 |
| 17 | 97.30 | 89.70 | 7.30 | 704.51 | 615.96 | 88.55 |
| 18 | 92.00 | 80.20 | 11.50 | 704.70 | 615.61 | 89.09 |
| 19 | 102.00 | 90.10 | 11.60 | 704.75 | 617.06 | 87.69 |
| 20 | 120.80 | 108.80 | 11.70 | 705.18 | 617.81 | 87.37 |
| 21 | 159.70 | 140.60 | 18.80 | 705.25 | 619.37 | 85.88 |
| 22 | 142.60 | 123.10 | 19.20 | 705.53 | 619.16 | 86.37 |
| 23 | 157.80 | 138.30 | 19.20 | 705.63 | 619.86 | 85.77 |
| 24 | 159.10 | 139.60 | 19.20 | 705.72 | 620.19 | 85.53 |
|
| AVG | 111.01 | 97.72 | 12.98 | 704.83 | 616.96 | 87.87 |
|
| MAX | 159.70 | 140.60 | 19.30 | 705.72 | 620.19 | 90.90 |
| MIN | 56.60 | 49.00 | 7.20 | 704.19 | 613.44 | 85.53 |