Grand Coulee Dam
Sunday December 7, 2025
| Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head |
|---|
| 1 | 88.00 | 88.00 | 0.00 | 1283.30 | 960.00 | 323.30 |
| 2 | 85.80 | 85.80 | 0.00 | 1283.30 | 959.40 | 323.90 |
| 3 | 83.70 | 83.70 | 0.00 | 1283.30 | 959.30 | 324.00 |
| 4 | 82.20 | 82.20 | 0.00 | 1283.40 | 959.20 | 324.20 |
| 5 | 86.10 | 86.10 | 0.00 | 1283.40 | 959.30 | 324.10 |
| 6 | 87.10 | 87.10 | 0.00 | 1283.30 | 959.50 | 323.80 |
| 7 | 91.60 | 91.60 | 0.00 | 1283.20 | 959.80 | 323.40 |
| 8 | 92.80 | 92.80 | 0.00 | 1283.20 | 960.00 | 323.20 |
| 9 | 96.20 | 96.20 | 0.00 | 1283.30 | 960.20 | 323.10 |
| 10 | 98.00 | 98.00 | 0.00 | 1283.30 | 960.40 | 322.90 |
| 11 | 103.50 | 103.50 | 0.00 | 1283.30 | 960.70 | 322.60 |
| 12 | 105.50 | 105.50 | 0.00 | 1283.30 | 961.00 | 322.30 |
| 13 | 103.80 | 103.80 | 0.00 | 1283.20 | 961.00 | 322.20 |
| 14 | 102.20 | 102.20 | 0.00 | 1283.20 | 960.70 | 322.50 |
| 15 | 97.90 | 97.90 | 0.00 | 1283.20 | 960.40 | 322.80 |
| 16 | | | | | | |
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| 24 | | | | | | |
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| AVG | 93.63 | 93.63 | 0.00 | 1283.28 | 960.06 | 323.22 |
|
| MAX | 105.50 | 105.50 | 0.00 | 1283.40 | 961.00 | 324.20 |
| MIN | 82.20 | 82.20 | 0.00 | 1283.20 | 959.20 | 322.20 |