Hills Creek Dam & Lake
May 2026
| Day of Month | Total Generation MWh | Average Generation MW | Station Use MWh | Inflow cfs | Total Outflow cfs | Generation Flow cfs | Spill cfs | Midnight Reservoir Elevation | Average Forebay Elevation | Average Tailwater Elevation | Average Head feet | Midnight Storage kaf |
| 1 | 213 | 9 | 1 | 767 | 550 | 560 | 0 | 1483.39 | 1483.30 | 1224.11 | 259.19 | 217918.98 |
| 2 | 215 | 9 | 1 | 738 | 560 | 560 | 0 | 1483.54 | 1483.48 | 1224.11 | 259.37 | 218233.97 |
| 3 | 213 | 9 | 0 | 706 | 560 | 560 | 0 | 1483.70 | 1483.63 | 1224.11 | 259.52 | 218569.99 |
| 4 | 215 | 9 | 3 | 707 | 560 | 560 | 0 | 1483.81 | 1483.76 | 1224.12 | 259.64 | 218800.98 |
| 5 | 215 | 9 | 0 | 741 | 560 | 560 | 0 | 1483.98 | 1483.86 | 1224.12 | 259.74 | 219157.98 |
| 6 | 214 | 9 | 1 | 631 | 560 | 560 | 0 | 1484.04 | 1483.95 | 1224.11 | 259.84 | 219279.97 |
| 7 | 216 | 9 | 1 | 601 | 560 | 560 | 0 | 1484.07 | 1484.06 | 1224.12 | 259.94 | 219339.98 |
| 8 | 215 | 9 | 1 | 571 | 560 | 560 | 0 | 1484.08 | 1484.08 | 1224.12 | 259.96 | 219359.98 |
| 9 | 216 | 9 | 1 | 551 | 560 | 560 | 0 | 1484.07 | 1484.08 | 1224.12 | 259.96 | 219339.98 |
| 10 | 214 | 9 | 0 | 550 | 560 | 560 | 0 | 1484.05 | 1484.06 | 1224.12 | 259.94 | 219299.97 |
| 11 | 216 | 9 | 0 | 519 | 560 | 560 | 0 | 1484.02 | 1484.03 | 1224.12 | 259.91 | 219239.98 |
| 12 | 215 | 9 | 6 | 531 | 560 | 560 | 0 | 1483.97 | 1483.99 | 1224.12 | 259.87 | 219136.97 |
| 13 | 213 | 9 | 1 | 515 | 560 | 560 | 0 | 1483.95 | 1483.96 | 1224.11 | 259.85 | 219094.97 |
| 14 | 213 | 9 | 1 | 525 | 560 | 560 | 0 | 1483.89 | 1483.93 | 1224.12 | 259.81 | 218968.98 |
| 15 | 215 | 9 | 1 | 496 | 560 | 560 | 0 | 1483.82 | 1483.86 | 1224.12 | 259.74 | 218821.98 |
| 16 | 214 | 9 | 0 | 496 | 560 | 560 | 0 | 1483.78 | 1483.80 | 1224.12 | 259.68 | 218737.98 |
| 17 | 215 | 9 | 1 | 518 | 560 | 560 | 0 | 1483.74 | 1483.76 | 1224.13 | 259.63 | 218653.97 |
| 18 | 214 | 9 | 1 | 507 | 560 | 560 | 0 | 1483.68 | 1483.72 | 1224.12 | 259.60 | 218527.98 |
| 19 | 214 | 9 | 3 | 475 | 560 | 560 | 0 | 1483.60 | 1483.64 | 1224.12 | 259.52 | 218359.99 |
| 20 | 213 | 9 | 0 | 474 | 560 | 560 | 0 | 1483.51 | 1483.56 | 1224.12 | 259.44 | 218170.98 |
| 21 | 214 | 9 | 3 | 465 | 560 | 560 | 0 | 1483.42 | 1483.47 | 1224.12 | 259.35 | 217981.98 |
| 22 | 212 | 9 | 1 | 442 | 560 | 560 | 0 | 1483.31 | 1483.36 | 1224.12 | 259.24 | 217750.98 |
| 23 | 213 | 9 | 1 | 430 | 560 | 560 | 0 | 1483.18 | 1483.25 | 1224.12 | 259.13 | 217477.98 |
| 24 | 212 | 9 | 1 | 432 | 560 | 560 | 0 | 1483.07 | 1483.13 | 1224.12 | 259.01 | 217246.97 |
| 25 | 213 | 9 | 1 | 431 | 560 | 560 | 0 | 1482.95 | 1483.01 | 1224.13 | 258.88 | 216999.97 |
| 26 | 211 | 9 | 1 | 426 | 560 | 560 | 0 | 1482.84 | 1482.89 | 1224.12 | 258.77 | 216779.97 |
| 27 | 213 | 9 | 1 | 506 | 560 | 560 | 0 | 1482.79 | 1482.81 | 1224.13 | 258.68 | 216679.99 |
| 28 | 211 | 9 | 1 | 436 | 560 | 560 | 0 | 1482.73 | 1482.73 | 1224.12 | 258.61 | 216559.98 |
| 29 | | | | 831 | 560 | | | 1483.04 | 1482.88 | 1224.12 | 258.76 | 217183.97 |
| 30 | | | | 760 | 560 | | | 1483.18 | 1483.12 | 1224.15 | 258.97 | 217477.98 |
| 31 | | | | 641 | 570 | | | 1483.22 | 1483.21 | 1224.15 | 259.06 | 217561.98 |
|
| TOT | 5987 | | 33 | | | | | | | | | |
| AVG | 214 | 9 | 1 | 562 | 560 | 560 | 0 | 1483.56 | 1483.56 | 1224.12 | 259.44 | 218281.20 |
|
| MAX | 216 | | | 831 | 570 | 560 | 0 | 1484.08 | 1484.08 | 1224.15 | 259.96 | 219359.98 |
| MIN | 211 | | | 426 | 550 | 560 | 0 | 1482.73 | 1482.73 | 1224.11 | 258.61 | 216559.98 |