Libby Dam & Lake Koocanusa
September 2021
| 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 | Midnight Storage kaf |
|---|
| 1 | 3960 | 165 | 12 | 5.40 | 7.00 | 7.00 | 0.00 | 2453.30 | 2453.33 | 2119.25 | 334.08 | 4717.70 |
| 2 | 3960 | 165 | 12 | 5.20 | 7.00 | 7.00 | 0.00 | 2453.22 | 2453.29 | 2119.25 | 334.04 | 4714.00 |
| 3 | 3960 | 165 | 12 | 4.50 | 7.00 | 7.00 | 0.00 | 2453.11 | 2453.19 | 2119.23 | 333.96 | 4709.00 |
| 4 | 4800 | 200 | 12 | 4.80 | 8.00 | 8.00 | 0.00 | 2452.97 | 2453.05 | 2119.85 | 333.20 | 4702.70 |
| 5 | 4800 | 200 | 12 | 4.30 | 8.00 | 8.00 | 0.00 | 2452.81 | 2452.89 | 2119.80 | 333.09 | 4695.40 |
| 6 | 4800 | 200 | 12 | 4.10 | 8.00 | 8.00 | 0.00 | 2452.64 | 2452.73 | 2119.80 | 332.93 | 4687.70 |
| 7 | 4800 | 200 | 12 | 4.80 | 8.00 | 8.00 | 0.00 | 2452.50 | 2452.60 | 2119.80 | 332.80 | 4681.40 |
| 8 | 4800 | 200 | 12 | 3.90 | 8.00 | 8.00 | 0.00 | 2452.32 | 2452.43 | 2119.80 | 332.63 | 4673.20 |
| 9 | 4800 | 200 | 12 | | | | | 2452.14 | | | | |
| 10 | 4800 | 200 | 12 | 4.80 | 8.00 | 8.00 | 0.00 | 2452.00 | 2452.10 | 2119.80 | 332.30 | 4658.80 |
| 11 | 4800 | 200 | 12 | 5.00 | 8.00 | 8.00 | 0.00 | 2451.87 | 2451.93 | 2119.80 | 332.13 | 4652.90 |
| 12 | 4800 | 200 | 12 | 4.10 | 8.00 | 8.00 | 0.00 | 2451.70 | 2451.79 | 2119.80 | 331.99 | 4645.20 |
| 13 | 4800 | 200 | 12 | 5.00 | 8.00 | 8.00 | 0.00 | 2451.57 | 2451.66 | 2119.80 | 331.86 | 4639.40 |
| 14 | 4800 | 200 | 12 | 4.60 | 8.00 | 8.00 | 0.00 | 2451.42 | 2451.52 | 2119.80 | 331.72 | 4632.60 |
| 15 | 4800 | 200 | 12 | 5.50 | 8.00 | 8.00 | 0.00 | 2451.31 | 2451.35 | 2119.80 | 331.55 | 4627.60 |
| 16 | 4800 | 200 | 12 | 4.10 | 8.00 | 8.00 | 0.00 | 2451.14 | 2451.23 | 2119.80 | 331.43 | 4620.00 |
| 17 | 4800 | 200 | 12 | 4.40 | 8.00 | 8.00 | 0.00 | 2450.98 | 2451.08 | 2119.80 | 331.28 | 4612.80 |
| 18 | 4800 | 200 | 12 | 3.90 | 8.00 | 8.00 | 0.00 | 2450.80 | 2450.86 | 2119.80 | 331.06 | 4604.70 |
| 19 | 4800 | 200 | 12 | 5.50 | 8.00 | 8.00 | 0.00 | 2450.69 | 2450.73 | 2119.80 | 330.93 | 4599.70 |
| 20 | | | | 4.60 | 8.00 | 8.00 | 0.00 | 2450.54 | 2450.61 | 2119.80 | 330.81 | 4593.00 |
| 21 | | | | 4.60 | 8.00 | 8.00 | 0.00 | 2450.39 | 2450.47 | 2119.80 | 330.67 | 4586.30 |
| 22 | | | | 4.40 | 8.00 | 8.00 | 0.00 | 2450.23 | 2450.32 | 2119.80 | 330.52 | 4579.10 |
| 23 | | | | 5.30 | 8.00 | 8.00 | 0.00 | 2450.11 | 2450.18 | 2119.80 | 330.38 | 4573.70 |
| 24 | | | | 5.30 | 8.00 | 8.00 | 0.00 | 2449.99 | 2450.07 | 2119.80 | 330.27 | 4568.30 |
| 25 | | | | 3.70 | 8.00 | 8.00 | 0.00 | 2449.80 | 2449.89 | 2119.80 | 330.09 | 4559.80 |
| 26 | | | | 4.60 | 8.00 | 8.00 | 0.00 | 2449.65 | 2449.72 | 2119.80 | 329.92 | 4553.10 |
| 27 | | | | | | | | | | | | |
| 28 | | | | | | | | | | | | |
| 29 | | | | | | | | | | | | |
| 30 | | | | | | | | | | | | |
|
| TOT | 88680 | | 228 | | | | | | | | | |
| AVG | 4667 | 194 | 12 | 4.66 | 7.88 | 7.88 | 0.00 | 2451.51 | 2451.56 | 2119.74 | 331.83 | 4635.52 |
|
| MAX | 4800 | | | 5.50 | 8.00 | 8.00 | 0.00 | 2453.30 | 2453.33 | 2119.85 | 334.08 | 4717.70 |
| MIN | 3960 | | | 3.70 | 7.00 | 7.00 | 0.00 | 2449.65 | 2449.72 | 2119.23 | 329.92 | 4553.10 |