COLUMBIA--ROCKY REACH DAM (RRHW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2026-07-27 00:00 | 87794 | | |
| 2026-07-26 23:00 | 108188 | | |
| 2026-07-26 22:00 | 112994 | | |
| 2026-07-26 21:00 | 105394 | | |
| 2026-07-26 20:00 | 98025 | | |
| 2026-07-26 19:00 | 93294 | | |
| 2026-07-26 18:00 | 89375 | | |
| 2026-07-26 17:00 | 87275 | | |
| 2026-07-26 16:00 | 87075 | | |
| 2026-07-26 15:00 | 87781 | | |
| 2026-07-26 14:00 | 88725 | | |
| 2026-07-26 13:00 | 90888 | | |
| 2026-07-26 12:00 | 94025 | | |
| 2026-07-26 11:00 | 93481 | | |
| 2026-07-26 10:00 | 87763 | | |
| 2026-07-26 09:00 | 81713 | | |
| 2026-07-26 08:00 | 77200 | | |
| 2026-07-26 07:00 | 73619 | | |
| 2026-07-26 06:00 | 73881 | | |
| 2026-07-26 05:00 | 76513 | | |
| 2026-07-26 04:00 | 76662 | | |
| 2026-07-26 03:00 | 80194 | | |
| 2026-07-26 02:00 | 97112 | | |
| 2026-07-26 01:00 | 121531 | | |
| 2026-07-26 00:00 | 135694 | | |
| 2026-07-25 23:00 | 133613 | | |
| 2026-07-25 22:00 | 124969 | | |
| 2026-07-25 21:00 | 115312 | | |
| 2026-07-25 20:00 | 99013 | | |
| 2026-07-25 19:00 | 79600 | | |
| 2026-07-25 18:00 | 73812 | | |
| 2026-07-25 17:00 | 83450 | | |
| 2026-07-25 16:00 | 90675 | | |
| 2026-07-25 15:00 | 86619 | | |
| 2026-07-25 14:00 | 81062 | | |
| 2026-07-25 13:00 | 79900 | | |
| 2026-07-25 12:00 | 75650 | | |
| 2026-07-25 11:00 | 64481 | | |
| 2026-07-25 10:00 | 52044 | | |
| 2026-07-25 09:00 | 43369 | | |
| 2026-07-25 08:00 | 39219 | | |
| 2026-07-25 07:00 | 38869 | | |
| 2026-07-25 06:00 | 40750 | | |
| 2026-07-25 05:00 | 42938 | | |
| 2026-07-25 04:00 | 47862 | | |
| 2026-07-25 03:00 | 60419 | | |
| 2026-07-25 02:00 | 76900 | | |
| 2026-07-25 01:00 | 91744 | | |
| 2026-07-25 00:00 | 109956 | | |
| 2026-07-24 23:00 | 133594 | | |
| 2026-07-24 22:00 | 152831 | | |
| 2026-07-24 21:00 | 161094 | | |
| 2026-07-24 20:00 | 161575 | | |
| 2026-07-24 19:00 | 160381 | | |
| 2026-07-24 18:00 | 162556 | | |
| 2026-07-24 17:00 | 166994 | | |
| 2026-07-24 16:00 | 166044 | | |
| 2026-07-24 15:00 | 155863 | | |
| 2026-07-24 14:00 | 140725 | | |
| 2026-07-24 13:00 | 123675 | | |
| 2026-07-24 12:00 | 103412 | | |
| 2026-07-24 11:00 | 83237 | | |
| 2026-07-24 10:00 | 69725 | | |
| 2026-07-24 09:00 | 61756 | | |
| 2026-07-24 08:00 | 53731 | | |
| 2026-07-24 07:00 | 46156 | | |
| 2026-07-24 06:00 | 41669 | | |
| 2026-07-24 05:00 | 40875 | | |
| 2026-07-24 04:00 | 46006 | | |
| 2026-07-24 03:00 | 54938 | | |
| 2026-07-24 02:00 | 61513 | | |
| 2026-07-24 01:00 | 70513 | | |
| 2026-07-24 00:00 | 90463 | | |
| 2026-07-23 23:00 | 113431 | | |
| 2026-07-23 22:00 | 127531 | | |
| 2026-07-23 21:00 | 137562 | | |
| 2026-07-23 20:00 | 148363 | | |
| 2026-07-23 19:00 | 150225 | | |
| 2026-07-23 18:00 | 140850 | | |
| 2026-07-23 17:00 | 133088 | | |
| 2026-07-23 16:00 | 134050 | | |
| 2026-07-23 15:00 | 137738 | | |
| 2026-07-23 14:00 | 136312 | | |
| 2026-07-23 13:00 | 128981 | | |
| 2026-07-23 12:00 | 120888 | | |
| 2026-07-23 11:00 | 116338 | | |
| 2026-07-23 10:00 | 112494 | | |
| 2026-07-23 09:00 | 100700 | | |
| 2026-07-23 08:00 | 80831 | | |
| 2026-07-23 07:00 | 67519 | | |
| 2026-07-23 06:00 | 68744 | | |
| 2026-07-23 05:00 | 73875 | | |
| 2026-07-23 04:00 | 72688 | | |
| 2026-07-23 03:00 | 69537 | | |
| 2026-07-23 02:00 | 75812 | | |
| 2026-07-23 01:00 | 94963 | | |
| 2026-07-23 00:00 | 118094 | | |
| 2026-07-22 23:00 | 137381 | | |
| 2026-07-22 22:00 | 152488 | | |
| 2026-07-22 21:00 | 159606 | | |
| 2026-07-22 20:00 | 156312 | | |
| 2026-07-22 19:00 | 151562 | | |
| 2026-07-22 18:00 | 151369 | | |
| 2026-07-22 17:00 | 149069 | | |
| 2026-07-22 16:00 | 135562 | | |
| 2026-07-22 15:00 | 110219 | | |
| 2026-07-22 14:00 | 84338 | | |
| 2026-07-22 13:00 | 71875 | | |
| 2026-07-22 12:00 | 71213 | | |
| 2026-07-22 11:00 | 68931 | | |
| 2026-07-22 10:00 | 62219 | | |
| 2026-07-22 09:00 | 60481 | | |
| 2026-07-22 08:00 | 70744 | | |
| 2026-07-22 07:00 | 85338 | | |
| 2026-07-22 06:00 | 89681 | | |
| 2026-07-22 05:00 | 86875 | | |
| 2026-07-22 04:00 | 88844 | | |
| 2026-07-22 03:00 | 91575 | | |
| 2026-07-22 02:00 | 91269 | | |
| 2026-07-22 01:00 | 102500 | | |
| 2026-07-22 00:00 | 131194 | | |
| 2026-07-21 23:00 | 155981 | | |
| 2026-07-21 22:00 | 160206 | | |
| 2026-07-21 21:00 | 153306 | | |
| 2026-07-21 20:00 | 148781 | | |
| 2026-07-21 19:00 | 149637 | | |
| 2026-07-21 18:00 | 151762 | | |
| 2026-07-21 17:00 | 144438 | | |
| 2026-07-21 16:00 | 121525 | | |
| 2026-07-21 15:00 | 92650 | | |
| 2026-07-21 14:00 | 69438 | | |
| 2026-07-21 13:00 | 53694 | | |
| 2026-07-21 12:00 | 44506 | | |
| 2026-07-21 11:00 | 40525 | | |
| 2026-07-21 10:00 | 38406 | | |
| 2026-07-21 09:00 | 36775 | | |
| 2026-07-21 08:00 | 38225 | | |
| 2026-07-21 07:00 | 44731 | | |
| 2026-07-21 06:00 | 50862 | | |
| 2026-07-21 05:00 | 51175 | | |
| 2026-07-21 04:00 | 51581 | | |
| 2026-07-21 03:00 | 61737 | | |
| 2026-07-21 02:00 | 81206 | | |
| 2026-07-21 01:00 | 101369 | | |
| 2026-07-21 00:00 | 118644 | | |
| 2026-07-20 23:00 | 132719 | | |
| 2026-07-20 22:00 | 138919 | | |
| 2026-07-20 21:00 | 137369 | | |
| 2026-07-20 20:00 | 135938 | | |
| 2026-07-20 19:00 | 138731 | | |
| 2026-07-20 18:00 | 140294 | | |
| 2026-07-20 17:00 | 131431 | | |
| 2026-07-20 16:00 | 112794 | | |
| 2026-07-20 15:00 | 96575 | | |
| 2026-07-20 14:00 | 89394 | | |
| 2026-07-20 13:00 | 83775 | | |
| 2026-07-20 12:00 | 72000 | | |
| 2026-07-20 11:00 | 59975 | | |
| 2026-07-20 10:00 | 56300 | | |
| 2026-07-20 09:00 | 56212 | | |
| 2026-07-20 08:00 | 53156 | | |
| 2026-07-20 07:00 | 52400 | | |
| 2026-07-20 06:00 | 59600 | | |
| 2026-07-20 05:00 | 69919 | | |
| 2026-07-20 04:00 | 73787 | | |
| 2026-07-20 03:00 | 71812 | | |
| 2026-07-20 02:00 | 79081 | | |
| 2026-07-20 01:00 | 106450 | | |
| 2026-07-20 00:00 | 142475 | | |
| 2026-07-19 23:00 | 164156 | | |
| 2026-07-19 22:00 | 166006 | | |
| 2026-07-19 21:00 | 161438 | | |
| 2026-07-19 20:00 | 155375 | | |
| 2026-07-19 19:00 | 140438 | | |
| 2026-07-19 18:00 | 119794 | | |
| 2026-07-19 17:00 | 105388 | | |
| 2026-07-19 16:00 | 98731 | | |
| 2026-07-19 15:00 | 92206 | | |
| 2026-07-19 14:00 | 77013 | | |
| 2026-07-19 13:00 | 55031 | | |
| 2026-07-19 12:00 | 40462 | | |
| 2026-07-19 11:00 | 39356 | | |
| 2026-07-19 10:00 | 47862 | | |
| 2026-07-19 09:00 | 63831 | | |
| 2026-07-19 08:00 | 83312 | | |
| 2026-07-19 07:00 | 96506 | | |
| 2026-07-19 06:00 | 95919 | | |
| 2026-07-19 05:00 | 85513 | | |
| 2026-07-19 04:00 | 76300 | | |
| 2026-07-19 03:00 | 77306 | | |
| 2026-07-19 02:00 | 91719 | | |
| 2026-07-19 01:00 | 113500 | | |
| 2026-07-19 00:00 | 131900 | | |
| 2026-07-18 23:00 | 143850 | | |
| 2026-07-18 22:00 | 152194 | | |
| 2026-07-18 21:00 | 155294 | | |
| 2026-07-18 20:00 | 149762 | | |
| 2026-07-18 19:00 | 134319 | | |
| 2026-07-18 18:00 | 110287 | | |
| 2026-07-18 17:00 | 84569 | | |
| 2026-07-18 16:00 | 65469 | | |
| 2026-07-18 15:00 | 55038 | | |
| 2026-07-18 14:00 | 49663 | | |
| 2026-07-18 13:00 | 47281 | | |
| 2026-07-18 12:00 | 46806 | | |
| 2026-07-18 11:00 | 44494 | | |
| 2026-07-18 10:00 | 39531 | | |
| 2026-07-18 09:00 | 36550 | | |
| 2026-07-18 08:00 | 39469 | | |
| 2026-07-18 07:00 | 46331 | | |
| 2026-07-18 06:00 | 52525 | | |
| 2026-07-18 05:00 | 56006 | | |
| 2026-07-18 04:00 | 56669 | | |
| 2026-07-18 03:00 | 58919 | | |
| 2026-07-18 02:00 | 71594 | | |
| 2026-07-18 01:00 | 95400 | | |
| 2026-07-18 00:00 | 118431 | | |
| 2026-07-17 23:00 | 131850 | | |
| 2026-07-17 22:00 | 140200 | | |
| 2026-07-17 21:00 | 148469 | | |
| 2026-07-17 20:00 | 152025 | | |
| 2026-07-17 19:00 | 147319 | | |
| 2026-07-17 18:00 | 140500 | | |
| 2026-07-17 17:00 | 137156 | | |
| 2026-07-17 16:00 | 130350 | | |
| 2026-07-17 15:00 | 110000 | | |
| 2026-07-17 14:00 | 81775 | | |
| 2026-07-17 13:00 | 60188 | | |
| 2026-07-17 12:00 | 47663 | | |
| 2026-07-17 11:00 | 39487 | | |
| 2026-07-17 10:00 | 35244 | | |
| 2026-07-17 09:00 | 34462 | | |
| 2026-07-17 08:00 | 35525 | | |
| 2026-07-17 07:00 | 37806 | | |
| 2026-07-17 06:00 | 39944 | | |
| 2026-07-17 05:00 | 40719 | | |
| 2026-07-17 04:00 | 41100 | | |
| 2026-07-17 03:00 | 42206 | | |
| 2026-07-17 02:00 | 46913 | | |
| 2026-07-17 01:00 | 62688 | | |
| 2026-07-17 00:00 | 86156 | | |
| 2026-07-16 23:00 | 99350 | | |
| 2026-07-16 22:00 | 98487 | | |
| 2026-07-16 21:00 | 96806 | | |
| 2026-07-16 20:00 | 101150 | | |
| 2026-07-16 19:00 | 108737 | | |
| 2026-07-16 18:00 | 110925 | | |
| 2026-07-16 17:00 | 102550 | | |