COLUMBIA--CHIEF JOSEPH DAM (CHJW1)
| Observed | Forecast/Trend Issued: 2026-01-08 11:19 PST | ||
| Date/Time (PST) | Inflow | Date/Time (PST) | Inflow |
| 2026-01-08 00:00 | 149900 | 2026-01-08 16:00 | 149042.19 |
| 2026-01-07 00:00 | 140500 | 2026-01-08 22:00 | 148498.21 |
| 2026-01-06 00:00 | 134000 | 2026-01-09 04:00 | 148498.21 |
| 2026-01-05 00:00 | 99100 | 2026-01-09 10:00 | 148498.21 |
| 2026-01-04 00:00 | 121800 | 2026-01-09 16:00 | 148498.21 |
| 2026-01-03 00:00 | 125100 | 2026-01-09 22:00 | 148498.21 |
| 2026-01-02 00:00 | 133100 | 2026-01-10 04:00 | 148498.21 |
| 2026-01-01 00:00 | 130600 | 2026-01-10 10:00 | 148498.21 |
| 2025-12-31 00:00 | 136400 | 2026-01-10 16:00 | 148498.21 |
| 2025-12-30 00:00 | 120800 | 2026-01-10 22:00 | 148498.21 |
| 2025-12-29 00:00 | 125500 | 2026-01-11 04:00 | 148498.21 |
| 2026-01-11 10:00 | 148498.21 | ||
| 2026-01-11 16:00 | 148498.21 | ||
| 2026-01-11 22:00 | 148498.21 | ||
| 2026-01-12 04:00 | 148498.21 | ||
| 2026-01-12 10:00 | 148498.21 | ||
| 2026-01-12 16:00 | 148498.21 | ||
| 2026-01-12 22:00 | 148498.21 | ||
| 2026-01-13 04:00 | 148498.21 | ||
| 2026-01-13 10:00 | 148498.21 | ||
| 2026-01-13 16:00 | 148498.21 | ||
| 2026-01-13 22:00 | 148498.21 | ||
| 2026-01-14 04:00 | 148498.21 | ||
| 2026-01-14 10:00 | 148498.21 | ||
| 2026-01-14 16:00 | 148498.21 | ||
| 2026-01-14 22:00 | 148498.21 | ||
| 2026-01-15 04:00 | 139620.03 | ||
| 2026-01-15 10:00 | 130708.34 | ||
| 2026-01-15 16:00 | 130638.93 | ||
| 2026-01-15 22:00 | 130571.35 | ||
| 2026-01-16 04:00 | 130510.41 | ||
| 2026-01-16 10:00 | 130441.25 | ||
| 2026-01-16 16:00 | 130352.39 | ||
| 2026-01-16 22:00 | 130245.21 | ||
| 2026-01-17 04:00 | 130116.85 | ||
| 2026-01-17 10:00 | 129973.79 | ||
| 2026-01-17 16:00 | 129824.55 | ||
| 2026-01-17 22:00 | 129667.8 | ||
| 2026-01-18 04:00 | 129500.89 | ||