Chief Joseph Dam
Thursday August 28, 2025
| Hour | Total Outflow kcfs | Generation Flow kcfs | Spill kcfs | Forebay Elevation | Tailwater Elevation | Average Head | Average Forebay Elevation | Average Tailwater Elevation |
|---|
| 1 | 73.50 | 73.50 | 0.00 | 952.90 | 779.60 | 173.30 | 953.00 | 780.20 |
| 2 | 63.70 | 63.70 | 0.00 | 952.70 | 778.90 | 173.80 | 952.70 | 779.20 |
| 3 | 61.00 | 61.00 | 0.00 | 952.80 | 779.10 | 173.70 | 952.80 | 779.10 |
| 4 | 54.80 | 54.80 | 0.00 | 952.60 | 778.50 | 174.10 | 952.80 | 778.70 |
| 5 | 54.10 | 54.10 | 0.00 | 952.50 | 778.40 | 174.10 | 952.60 | 778.50 |
| 6 | 54.00 | 54.00 | 0.00 | 952.50 | 778.30 | 174.20 | 952.50 | 778.40 |
| 7 | 73.20 | 73.20 | 0.00 | 952.30 | 778.70 | 173.60 | 952.40 | 778.80 |
| 8 | 81.60 | 81.60 | 0.00 | 952.80 | 778.50 | 174.30 | 952.40 | 778.90 |
| 9 | 75.10 | 75.10 | 0.00 | 953.30 | 778.50 | 174.80 | 953.10 | 778.30 |
| 10 | 86.00 | 86.00 | 0.00 | 953.40 | 779.50 | 173.90 | 953.40 | 779.20 |
| 11 | 94.30 | 94.30 | 0.00 | 953.40 | 780.00 | 173.40 | 953.40 | 779.80 |
| 12 | 105.50 | 105.50 | 0.00 | 953.40 | 781.40 | 172.00 | 953.40 | 780.60 |
| 13 | 119.80 | 119.80 | 0.00 | 953.40 | 782.00 | 171.40 | 953.30 | 781.90 |
| 14 | 121.00 | 121.00 | 0.00 | 953.50 | 782.60 | 170.90 | 953.40 | 782.30 |
| 15 | 125.60 | 125.60 | 0.00 | 953.60 | 782.80 | 170.80 | 953.50 | 782.70 |
| 16 | 126.80 | 126.80 | 0.00 | 953.50 | 783.30 | 170.20 | 953.60 | 782.80 |
| 17 | 128.20 | 128.20 | 0.00 | 953.70 | 783.40 | 170.30 | 953.70 | 783.00 |
| 18 | 127.40 | 127.40 | 0.00 | 954.00 | 783.10 | 170.90 | 953.90 | 783.10 |
| 19 | 130.90 | 130.90 | 0.00 | 954.00 | 783.90 | 170.10 | 954.10 | 783.30 |
| 20 | 134.40 | 134.40 | 0.00 | 954.20 | 783.70 | 170.50 | 954.00 | 783.70 |
| 21 | 128.30 | 128.30 | 0.00 | 954.30 | 783.60 | 170.70 | 954.30 | 783.50 |
| 22 | 129.10 | 129.10 | 0.00 | 954.40 | 783.70 | 170.70 | 954.40 | 783.60 |
| 23 | 119.80 | 119.80 | 0.00 | 954.30 | 783.20 | 171.10 | 954.40 | 783.30 |
| 24 | 105.20 | 105.20 | 0.00 | 954.10 | 782.80 | 171.30 | 954.20 | 782.80 |
|
| AVG | 98.89 | 98.89 | 0.00 | 953.40 | 781.15 | 172.25 | 953.39 | 781.07 |
|
| MAX | 134.40 | 134.40 | 0.00 | 954.40 | 783.90 | 174.80 | 954.40 | 783.70 |
| MIN | 54.00 | 54.00 | 0.00 | 952.30 | 778.30 | 170.10 | 952.40 | 778.30 |