The Dalles Dam
March 2026
| 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 |
| 1 | 24581 | 1024 | 48 | 174.60 | 172.50 | 168.40 | 0.00 | 159.10 | 158.57 | 77.48 | 81.09 |
| 2 | 25263 | 1053 | 48 | 174.80 | 176.00 | 171.90 | 0.00 | 158.86 | 159.08 | 77.41 | 81.67 |
| 3 | 24657 | 1027 | 48 | 170.70 | 172.10 | 168.10 | 0.00 | 158.59 | 158.68 | 77.27 | 81.41 |
| 4 | 23785 | 991 | 48 | 171.50 | 167.60 | 163.50 | 0.00 | 159.30 | 158.62 | 77.91 | 80.71 |
| 5 | 24068 | 1003 | 48 | 164.90 | 168.70 | 164.70 | 0.00 | 158.56 | 158.72 | 78.21 | 80.51 |
| 6 | 23877 | 995 | 48 | 167.50 | 167.00 | 163.00 | 0.00 | 158.69 | 158.65 | 78.26 | 80.39 |
| 7 | 23648 | 985 | 48 | 166.20 | 166.00 | 162.00 | 0.00 | 158.75 | 158.65 | 78.69 | 79.96 |
| 8 | | | | | | | | 158.81 | | | |
| 9 | | | | | | | | 159.42 | | | |
| 10 | | | | | | | | 159.04 | | | |
| 11 | | | | | | | | 159.01 | | | |
| 12 | | | | | | | | 158.36 | | | |
| 13 | | | | | | | | 157.55 | | | |
| 14 | | | | | | | | 159.42 | | | |
| 15 | | | | | | | | 157.42 | | | |
| 16 | | | | | | | | 159.03 | | | |
| 17 | | | | | | | | 159.59 | | | |
| 18 | | | | | | | | 159.19 | | | |
| 19 | | | | | | | | 158.83 | | | |
| 20 | | | | | | | | 159.35 | | | |
| 21 | | | | | | | | 157.90 | | | |
| 22 | | | | | | | | 158.45 | | | |
| 23 | | | | | | | | 158.88 | | | |
| 24 | | | | | | | | 158.66 | | | |
| 25 | | | | | | | | 159.66 | | | |
| 26 | | | | | | | | 158.32 | | | |
| 27 | | | | | | | | 158.03 | | | |
| 28 | | | | | | | | 158.86 | | | |
| 29 | | | | | | | | 159.53 | | | |
| 30 | | | | | | | | 158.88 | | | |
| 31 | | | | | | | | 159.58 | | | |
|
| TOT | 169879 | | 336 | | | | | | | | |
| AVG | 24268 | 1011 | 48 | 170.03 | 169.99 | 165.94 | 0.00 | 158.83 | 158.71 | 77.89 | 80.82 |
|
| MAX | 25263 | | | 174.80 | 176.00 | 171.90 | 0.00 | 159.66 | 159.08 | 78.69 | 81.67 |
| MIN | 23648 | | | 164.90 | 166.00 | 162.00 | 0.00 | 157.42 | 158.57 | 77.27 | 79.96 |