Rock Island Dam & Reservoir
June 2022
| 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 | 8577 | 357 | 0 | 174.89 | 178.86 | 142.30 | 36.57 | 612.17 | 611.97 | 575.44 | 36.53 |
| 2 | 7435 | 310 | 0 | 157.70 | 155.97 | 116.72 | 39.24 | 612.31 | 612.04 | 574.20 | 37.84 |
| 3 | 8790 | 366 | 0 | 183.75 | 185.65 | 145.90 | 39.75 | 612.27 | 612.36 | 575.70 | 36.66 |
| 4 | 8541 | 356 | 0 | 172.98 | 175.61 | 139.75 | 35.85 | 611.99 | 612.04 | 575.10 | 36.94 |
| 5 | 8026 | 334 | 0 | 195.88 | 195.12 | 132.57 | 62.55 | 612.40 | 612.41 | 575.94 | 36.47 |
| 6 | 7024 | 293 | 0 | 184.97 | 184.57 | 112.67 | 71.90 | 612.22 | 612.48 | 575.26 | 37.22 |
| 7 | 8046 | 335 | 0 | 222.82 | 216.31 | 139.21 | 77.10 | 612.38 | 612.23 | 576.99 | 35.24 |
| 8 | 7589 | 316 | 0 | 224.53 | 220.30 | 129.99 | 90.30 | 612.80 | 612.36 | 577.16 | 35.20 |
| 9 | 7736 | 322 | 0 | 239.88 | 233.50 | 136.52 | 96.98 | 612.28 | 612.27 | 577.84 | 34.43 |
| 10 | 6952 | 290 | 0 | 244.24 | 234.69 | 122.13 | 112.56 | 612.77 | 612.39 | 577.86 | 34.53 |
| 11 | 4419 | 184 | 0 | 239.95 | 234.32 | 77.66 | 156.66 | 612.43 | 612.26 | 577.22 | 35.04 |
| 12 | 4705 | 196 | 0 | 213.79 | 212.21 | 77.85 | 134.35 | 612.68 | 612.47 | 575.78 | 36.69 |
| 13 | 4921 | 205 | 0 | 166.00 | 164.98 | 77.97 | 87.00 | 612.65 | 612.00 | 574.18 | 37.82 |
| 14 | 6700 | 279 | 0 | 232.21 | 228.14 | 115.01 | 113.13 | 612.61 | 612.28 | 576.94 | 35.34 |
| 15 | 7931 | 330 | 0 | 260.86 | 251.83 | 145.59 | 106.25 | 612.30 | 612.46 | 579.00 | 33.46 |
| 16 | 7886 | 329 | 0 | 265.95 | 259.06 | 144.09 | 114.97 | 612.54 | 612.59 | 579.02 | 33.57 |
| 17 | 7545 | 314 | 0 | 269.87 | 265.33 | 139.85 | 125.48 | 612.29 | 612.33 | 579.08 | 33.25 |
| 18 | 7857 | 327 | 0 | 267.48 | 262.54 | 145.37 | 117.17 | 612.54 | 612.43 | 579.04 | 33.39 |
| 19 | 6420 | 268 | 0 | 270.86 | 265.70 | 117.33 | 148.37 | 611.58 | 612.16 | 578.94 | 33.22 |
| 20 | 6921 | 288 | 0 | 279.00 | 275.90 | 130.60 | 145.30 | 612.57 | 612.21 | 579.54 | 32.67 |
| 21 | 7508 | 313 | 0 | 276.70 | 268.69 | 143.53 | 125.16 | 612.70 | 611.97 | 579.60 | 32.37 |
| 22 | | | | 270.88 | 267.33 | 133.85 | 133.49 | 612.73 | 612.24 | 579.32 | 32.92 |
| 23 | | | | 278.51 | 275.32 | 120.80 | 154.52 | 612.38 | 612.25 | 579.51 | 32.74 |
| 24 | | | | 283.08 | 279.16 | 145.48 | 133.68 | 612.51 | 612.48 | 580.10 | 32.38 |
| 25 | | | | 290.91 | 289.49 | 142.60 | 146.89 | 612.20 | 612.26 | 580.60 | 31.66 |
| 26 | | | | 288.33 | 282.98 | 140.18 | 142.80 | 612.74 | 612.45 | 580.35 | 32.10 |
| 27 | | | | 291.37 | 290.00 | 138.91 | 151.09 | 612.12 | 612.19 | 580.63 | 31.56 |
| 28 | | | | 282.58 | 272.03 | 138.10 | 133.93 | 612.07 | 612.28 | 580.01 | 32.27 |
| 29 | | | | | | | | | | | |
| 30 | | | | | | | | | | | |
|
| TOT | 151529 | | 0 | | | | | | | | |
| AVG | 7216 | 301 | 0 | 240.36 | 236.63 | 128.30 | 108.32 | 612.40 | 612.28 | 577.87 | 34.41 |
|
| MAX | 8790 | | | 291.37 | 290.00 | 145.90 | 156.66 | 612.80 | 612.59 | 580.63 | 37.84 |
| MIN | 4419 | | | 157.70 | 155.97 | 77.66 | 35.85 | 611.58 | 611.97 | 574.18 | 31.56 |