COLUMBIA--ROCKY REACH DAM (RRHW1)
| Observed | Forecast/Trend Issued: 2026-07-26 09:04 PDT | ||
| Date/Time (PDT) | Inflow | Date/Time (PDT) | Inflow |
| 2026-07-27 00:00 | 88710 | 2026-07-27 05:00 | 96630.77 |
| 2026-07-26 00:00 | 75150 | 2026-07-27 11:00 | 96643.18 |
| 2026-07-25 00:00 | 110230 | 2026-07-27 17:00 | 96634.15 |
| 2026-07-24 00:00 | 108710 | 2026-07-27 23:00 | 96607.52 |
| 2026-07-23 00:00 | 104600 | 2026-07-28 05:00 | 96579.44 |
| 2026-07-22 00:00 | 90420 | 2026-07-28 11:00 | 96561.61 |
| 2026-07-21 00:00 | 98830 | 2026-07-28 17:00 | 96553.47 |
| 2026-07-20 00:00 | 98200 | 2026-07-28 23:00 | 96547.75 |
| 2026-07-19 00:00 | 78700 | 2026-07-29 05:00 | 96542.05 |
| 2026-07-18 00:00 | 85230 | 2026-07-29 11:00 | 96536.63 |
| 2026-07-17 00:00 | 85610 | 2026-07-29 17:00 | 96531.68 |
| 2026-07-29 23:00 | 96525.96 | ||
| 2026-07-30 05:00 | 96520.97 | ||
| 2026-07-30 11:00 | 96518.07 | ||
| 2026-07-30 17:00 | 96513.95 | ||
| 2026-07-30 23:00 | 96508.17 | ||
| 2026-07-31 05:00 | 96503.21 | ||
| 2026-07-31 11:00 | 96498.21 | ||
| 2026-07-31 17:00 | 96491.18 | ||
| 2026-07-31 23:00 | 97915.91 | ||
| 2026-08-01 05:00 | 100623.69 | ||
| 2026-08-01 11:00 | 102181.88 | ||
| 2026-08-01 17:00 | 102456.6 | ||
| 2026-08-01 23:00 | 102446.65 | ||
| 2026-08-02 05:00 | 102436.82 | ||
| 2026-08-02 11:00 | 102427.71 | ||
| 2026-08-02 17:00 | 102416.95 | ||
| 2026-08-02 23:00 | 102404.45 | ||
| 2026-08-03 05:00 | 102392.91 | ||
| 2026-08-03 11:00 | 102382.78 | ||
| 2026-08-03 17:00 | 102373.17 | ||
| 2026-08-03 23:00 | 102364.47 | ||
| 2026-08-04 05:00 | 102357.09 | ||
| 2026-08-04 11:00 | 102350.88 | ||
| 2026-08-04 17:00 | 102344.73 | ||
| 2026-08-04 23:00 | 102337.87 | ||
| 2026-08-05 05:00 | 102331.99 | ||