Big Cliff Dam
July 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 | 142 | 6 | 0 | 1213 | 1210 | 1210 | 0 | 1201.12 | 1200.26 | 1110.29 | 89.97 | 5746.63 |
| 2 | 141 | 6 | 0 | 1237 | 1200 | 1200 | 0 | 1201.33 | 1200.50 | 1110.28 | 90.22 | 5775.84 |
| 3 | | | | 845 | 1200 | | | 1200.88 | 1198.15 | 1110.28 | 87.87 | 5714.25 |
| 4 | | | | 1208 | 1200 | | | 1200.84 | 1198.09 | 1110.28 | 87.81 | 5709.01 |
| 5 | | | | 1196 | 1190 | | | 1200.61 | 1197.90 | 1110.28 | 87.62 | 5678.96 |
| 6 | | | | 1190 | 1200 | | | 1200.72 | 1197.61 | 1110.27 | 87.34 | 5693.31 |
| 7 | | | | 1226 | 1200 | | | 1200.95 | 1197.81 | 1110.28 | 87.53 | 5723.43 |
| 8 | | | | 1226 | 1200 | | | 1200.60 | 1197.99 | 1110.29 | 87.70 | 5677.65 |
| 9 | | | | 1155 | 1210 | | | 1199.56 | 1197.80 | 1110.30 | 87.50 | 5529.04 |
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| TOT | 283 | | 1 | | | | | | | | | |
| AVG | 142 | 6 | 0 | 1166 | 1201 | 1205 | 0 | 1200.73 | 1198.46 | 1110.28 | 88.17 | 5694.24 |
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| MAX | 142 | | | 1237 | 1210 | 1210 | 0 | 1201.33 | 1200.50 | 1110.30 | 90.22 | 5775.84 |
| MIN | 141 | | | 845 | 1190 | 1200 | 0 | 1199.56 | 1197.61 | 1110.27 | 87.34 | 5529.04 |