Rock Island Dam
Saturday January 24, 2026
| Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head |
|---|
| 1 | 153.50 | 153.50 | 0.00 | 612.44 | 573.72 | 38.72 |
| 2 | 160.90 | 160.90 | 0.00 | 611.97 | 574.10 | 37.87 |
| 3 | 139.20 | 139.20 | 0.00 | 612.10 | 573.21 | 38.89 |
| 4 | 132.60 | 132.60 | 0.00 | 612.31 | 573.07 | 39.24 |
| 5 | 161.90 | 161.90 | 0.00 | 612.01 | 574.19 | 37.82 |
| 6 | 161.30 | 161.30 | 0.00 | 611.68 | 574.19 | 37.49 |
| 7 | 171.30 | 171.30 | 0.00 | 610.85 | 574.21 | 36.64 |
| 8 | 162.00 | 162.00 | 0.00 | 611.18 | 574.24 | 36.94 |
| 9 | 163.80 | 163.80 | 0.00 | 611.48 | 574.11 | 37.37 |
| 10 | 161.40 | 161.40 | 0.00 | 611.75 | 573.81 | 37.94 |
| 11 | 139.70 | 139.70 | 0.00 | 611.53 | 574.10 | 37.43 |
| 12 | 138.70 | 138.70 | 0.00 | 612.10 | 572.19 | 39.91 |
| 13 | 122.00 | 122.00 | 0.00 | 611.69 | 574.38 | 37.31 |
| 14 | 118.50 | 94.00 | 24.50 | 612.11 | 573.87 | 38.24 |
| 15 | 128.30 | 127.30 | 1.00 | 612.39 | 573.16 | 39.23 |
| 16 | 148.90 | 148.90 | 0.00 | 612.15 | 573.92 | 38.23 |
| 17 | 141.20 | 141.20 | 0.00 | 611.93 | 574.40 | 37.53 |
| 18 | 156.40 | 156.40 | 0.00 | 611.60 | 574.46 | 37.14 |
| 19 | 167.90 | 167.90 | 0.00 | 611.59 | 574.87 | 36.72 |
| 20 | 169.40 | 169.40 | 0.00 | 611.78 | 574.86 | 36.92 |
| 21 | 171.30 | 171.30 | 0.00 | 612.11 | 574.95 | 37.16 |
| 22 | 171.40 | 171.40 | 0.00 | 612.56 | 574.97 | 37.59 |
| 23 | 171.50 | 171.50 | 0.00 | 612.56 | 575.00 | 37.56 |
| 24 | 164.30 | 164.30 | 0.00 | 612.33 | 573.94 | 38.39 |
|
| AVG | 153.23 | 152.16 | 1.06 | 611.93 | 574.08 | 37.84 |
|
| MAX | 171.50 | 171.50 | 24.50 | 612.56 | 575.00 | 39.91 |
| MIN | 118.50 | 94.00 | 0.00 | 610.85 | 572.19 | 36.64 |