COLUMBIA--THE DALLES DAM (TDAO3)
| Observed | Forecast/Trend Issued: 2026-09-02 09:40 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-09-03 00:00 | 86100 | 2026-09-03 11:00 | 104240.77 |
| 2026-09-02 00:00 | 85800 | 2026-09-03 17:00 | 96047.83 |
| 2026-09-01 00:00 | 90200 | 2026-09-03 23:00 | 89122.64 |
| 2026-08-31 00:00 | 91400 | 2026-09-04 05:00 | 84800.04 |
| 2026-08-30 00:00 | 89300 | 2026-09-04 11:00 | 82779.1 |
| 2026-08-29 00:00 | 125300 | 2026-09-04 17:00 | 82067.51 |
| 2026-08-28 00:00 | 102000 | 2026-09-04 23:00 | 81943.96 |
| 2026-08-27 00:00 | 117700 | 2026-09-05 05:00 | 81943.92 |
| 2026-08-26 00:00 | 113000 | 2026-09-05 11:00 | 81974.54 |
| 2026-08-25 00:00 | 99600 | 2026-09-05 17:00 | 81995.44 |
| 2026-08-24 00:00 | 94400 | 2026-09-05 23:00 | 82041.9 |
| 2026-09-06 05:00 | 82030.13 | ||
| 2026-09-06 11:00 | 82012.43 | ||
| 2026-09-06 17:00 | 81983.65 | ||
| 2026-09-06 23:00 | 81984.74 | ||
| 2026-09-07 05:00 | 81934.17 | ||
| 2026-09-07 11:00 | 81883.1 | ||
| 2026-09-07 17:00 | 81834.66 | ||
| 2026-09-07 23:00 | 81842.3 | ||
| 2026-09-08 05:00 | 81807.22 | ||
| 2026-09-08 11:00 | 81770.29 | ||
| 2026-09-08 17:00 | 81733.81 | ||
| 2026-09-08 23:00 | 81748.22 | ||
| 2026-09-09 05:00 | 81724.13 | ||
| 2026-09-09 11:00 | 81710.85 | ||
| 2026-09-09 17:00 | 81698.21 | ||
| 2026-09-09 23:00 | 81712.22 | ||
| 2026-09-10 05:00 | 81670.84 | ||
| 2026-09-10 11:00 | 81627.23 | ||
| 2026-09-10 17:00 | 81572.07 | ||
| 2026-09-10 23:00 | 81523.31 | ||
| 2026-09-11 05:00 | 81369.45 | ||
| 2026-09-11 11:00 | 81163.51 | ||
| 2026-09-11 17:00 | 80928.8 | ||
| 2026-09-11 23:00 | 80731.18 | ||
| 2026-09-12 05:00 | 80487.95 | ||