Big Cliff Dam
December 2025
| 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 | 0 | 0 | 0 | 2175 | 2570 | 0 | 2570 | 1197.00 | 1194.12 | 1112.20 | 81.92 | 5210.00 |
| 2 | 0 | 0 | 0 | 1935 | 2010 | 0 | 2010 | 1196.24 | 1191.22 | 1111.54 | 79.68 | 5110.91 |
| 3 | 0 | 0 | 0 | 2052 | 1560 | 0 | 1560 | 1200.10 | 1194.31 | 1110.93 | 83.38 | 5612.87 |
| 4 | 0 | 0 | 0 | 1623 | 1500 | 0 | 1500 | 1198.49 | 1196.92 | 1110.84 | 86.08 | 5388.78 |
| 5 | 0 | 0 | 0 | 2123 | 1910 | 0 | 1910 | 1200.77 | 1201.23 | 1111.32 | 89.91 | 5699.84 |
| 6 | 0 | 0 | 0 | 1758 | 2450 | 0 | 2450 | 1199.92 | 1197.22 | 1112.01 | 85.21 | 5587.03 |
| 7 | | | | 2779 | 2780 | | | 1199.23 | 1198.22 | 1112.38 | 85.84 | 5476.40 |
| 8 | | | | 2924 | 2630 | | | 1199.76 | 1199.62 | 1112.15 | 87.47 | 5561.19 |
| 9 | | | | 2373 | 1860 | | | 1201.20 | 1199.55 | 1111.06 | 88.49 | 5757.74 |
| 10 | | | | 1254 | 1630 | | | 1199.52 | 1197.54 | 1110.85 | 86.69 | 5522.64 |
| 11 | | | | 2084 | 2590 | | | 1200.36 | 1199.09 | 1112.02 | 87.07 | 5646.47 |
| 12 | | | | 4845 | 4970 | | | 1200.43 | 1200.30 | 1114.56 | 85.74 | 5655.55 |
| 13 | | | | 5250 | 5570 | | | 1200.53 | 1200.57 | 1115.07 | 85.50 | 5668.54 |
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| TOT | 0 | | 1 | | | | | | | | | |
| AVG | 0 | 0 | 0 | 2552 | 2618 | 0 | 2000 | 1199.50 | 1197.69 | 1112.07 | 85.61 | 5530.61 |
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| MAX | 0 | | | 5250 | 5570 | 0 | 2570 | 1201.20 | 1201.23 | 1115.07 | 89.91 | 5757.74 |
| MIN | 0 | | | 1254 | 1500 | 0 | 1500 | 1196.24 | 1191.22 | 1110.84 | 79.68 | 5110.91 |