COLUMBIA--MCNARY DAM (MCDW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2026-09-05 03:00 | 67231 | | |
| 2026-09-05 02:00 | 68122 | | |
| 2026-09-05 01:00 | 69888 | | |
| 2026-09-05 00:00 | 72106 | | |
| 2026-09-04 23:00 | 74050 | | |
| 2026-09-04 22:00 | 74853 | | |
| 2026-09-04 21:00 | 74444 | | |
| 2026-09-04 20:00 | 74237 | | |
| 2026-09-04 19:00 | 75000 | | |
| 2026-09-04 18:00 | 75756 | | |
| 2026-09-04 17:00 | 75912 | | |
| 2026-09-04 16:00 | 75888 | | |
| 2026-09-04 15:00 | 75950 | | |
| 2026-09-04 14:00 | 76019 | | |
| 2026-09-04 13:00 | 76169 | | |
| 2026-09-04 12:00 | 77481 | | |
| 2026-09-04 11:00 | 82131 | | |
| 2026-09-04 10:00 | 91244 | | |
| 2026-09-04 09:00 | 102763 | | |
| 2026-09-04 08:00 | 112275 | | |
| 2026-09-04 07:00 | 116856 | | |
| 2026-09-04 06:00 | 116638 | | |
| 2026-09-04 05:00 | 112225 | | |
| 2026-09-04 04:00 | 105756 | | |
| 2026-09-04 03:00 | 101412 | | |
| 2026-09-04 02:00 | 100275 | | |
| 2026-09-04 01:00 | 100338 | | |
| 2026-09-04 00:00 | 100812 | | |
| 2026-09-03 23:00 | 102050 | | |
| 2026-09-03 22:00 | 102900 | | |
| 2026-09-03 21:00 | 101050 | | |
| 2026-09-03 20:00 | 97162 | | |
| 2026-09-03 19:00 | 94819 | | |
| 2026-09-03 18:00 | 95106 | | |
| 2026-09-03 17:00 | 95900 | | |
| 2026-09-03 16:00 | 95938 | | |
| 2026-09-03 15:00 | 95869 | | |
| 2026-09-03 14:00 | 96144 | | |
| 2026-09-03 13:00 | 96375 | | |
| 2026-09-03 12:00 | 96431 | | |
| 2026-09-03 11:00 | 96456 | | |
| 2026-09-03 10:00 | 96281 | | |
| 2026-09-03 09:00 | 95769 | | |
| 2026-09-03 08:00 | 94175 | | |
| 2026-09-03 07:00 | 89975 | | |
| 2026-09-03 06:00 | 84281 | | |
| 2026-09-03 05:00 | 80513 | | |
| 2026-09-03 04:00 | 79325 | | |
| 2026-09-03 03:00 | 79213 | | |
| 2026-09-03 02:00 | 80494 | | |
| 2026-09-03 01:00 | 84681 | | |
| 2026-09-03 00:00 | 90375 | | |
| 2026-09-02 23:00 | 93888 | | |
| 2026-09-02 22:00 | 94569 | | |
| 2026-09-02 21:00 | 94444 | | |
| 2026-09-02 20:00 | 94625 | | |
| 2026-09-02 19:00 | 95131 | | |
| 2026-09-02 18:00 | 94963 | | |
| 2026-09-02 17:00 | 92594 | | |
| 2026-09-02 16:00 | 88519 | | |
| 2026-09-02 15:00 | 85338 | | |
| 2026-09-02 14:00 | 84525 | | |
| 2026-09-02 13:00 | 85463 | | |
| 2026-09-02 12:00 | 87594 | | |
| 2026-09-02 11:00 | 90944 | | |
| 2026-09-02 10:00 | 94300 | | |
| 2026-09-02 09:00 | 95963 | | |
| 2026-09-02 08:00 | 96100 | | |
| 2026-09-02 07:00 | 95787 | | |
| 2026-09-02 06:00 | 95487 | | |
| 2026-09-02 05:00 | 96550 | | |
| 2026-09-02 04:00 | 101269 | | |
| 2026-09-02 03:00 | 108338 | | |
| 2026-09-02 02:00 | 112556 | | |
| 2026-09-02 01:00 | 111625 | | |
| 2026-09-02 00:00 | 108506 | | |
| 2026-09-01 23:00 | 106631 | | |
| 2026-09-01 22:00 | 106213 | | |
| 2026-09-01 21:00 | 105925 | | |
| 2026-09-01 20:00 | 105569 | | |
| 2026-09-01 19:00 | 105419 | | |
| 2026-09-01 18:00 | 105162 | | |
| 2026-09-01 17:00 | 104744 | | |
| 2026-09-01 16:00 | 104737 | | |
| 2026-09-01 15:00 | 105194 | | |
| 2026-09-01 14:00 | 104494 | | |
| 2026-09-01 13:00 | 100731 | | |
| 2026-09-01 12:00 | 96200 | | |
| 2026-09-01 11:00 | 96088 | | |
| 2026-09-01 10:00 | 100156 | | |
| 2026-09-01 09:00 | 103519 | | |
| 2026-09-01 08:00 | 104487 | | |
| 2026-09-01 07:00 | 102575 | | |
| 2026-09-01 06:00 | 94388 | | |
| 2026-09-01 05:00 | 80700 | | |
| 2026-09-01 04:00 | 69344 | | |
| 2026-09-01 03:00 | 64950 | | |
| 2026-09-01 02:00 | 66350 | | |
| 2026-09-01 01:00 | 72625 | | |
| 2026-09-01 00:00 | 80938 | | |
| 2026-08-31 23:00 | 86013 | | |
| 2026-08-31 22:00 | 87019 | | |
| 2026-08-31 21:00 | 87019 | | |
| 2026-08-31 20:00 | 87388 | | |
| 2026-08-31 19:00 | 87681 | | |
| 2026-08-31 18:00 | 87775 | | |
| 2026-08-31 17:00 | 87944 | | |
| 2026-08-31 16:00 | 88112 | | |
| 2026-08-31 15:00 | 87969 | | |
| 2026-08-31 14:00 | 87581 | | |
| 2026-08-31 13:00 | 87344 | | |
| 2026-08-31 12:00 | 87394 | | |
| 2026-08-31 11:00 | 87556 | | |
| 2026-08-31 10:00 | 87650 | | |
| 2026-08-31 09:00 | 87638 | | |
| 2026-08-31 08:00 | 87625 | | |
| 2026-08-31 07:00 | 87662 | | |
| 2026-08-31 06:00 | 87694 | | |
| 2026-08-31 05:00 | 87669 | | |
| 2026-08-31 04:00 | 87600 | | |
| 2026-08-31 03:00 | 87744 | | |
| 2026-08-31 02:00 | 89669 | | |
| 2026-08-31 01:00 | 95631 | | |
| 2026-08-31 00:00 | 103775 | | |
| 2026-08-30 23:00 | 108969 | | |
| 2026-08-30 22:00 | 110237 | | |
| 2026-08-30 21:00 | 109850 | | |
| 2026-08-30 20:00 | 107850 | | |
| 2026-08-30 19:00 | 103412 | | |
| 2026-08-30 18:00 | 97650 | | |
| 2026-08-30 17:00 | 92319 | | |
| 2026-08-30 16:00 | 88438 | | |
| 2026-08-30 15:00 | 86500 | | |
| 2026-08-30 14:00 | 86006 | | |
| 2026-08-30 13:00 | 85888 | | |
| 2026-08-30 12:00 | 85756 | | |
| 2026-08-30 11:00 | 85681 | | |
| 2026-08-30 10:00 | 85588 | | |
| 2026-08-30 09:00 | 85312 | | |
| 2026-08-30 08:00 | 84881 | | |
| 2026-08-30 07:00 | 84531 | | |
| 2026-08-30 06:00 | 84412 | | |
| 2026-08-30 05:00 | 84463 | | |
| 2026-08-30 04:00 | 84588 | | |
| 2026-08-30 03:00 | 84781 | | |
| 2026-08-30 02:00 | 85050 | | |
| 2026-08-30 01:00 | 85319 | | |
| 2026-08-30 00:00 | 85544 | | |
| 2026-08-29 23:00 | 85744 | | |
| 2026-08-29 22:00 | 85819 | | |
| 2026-08-29 21:00 | 85719 | | |
| 2026-08-29 20:00 | 85656 | | |
| 2026-08-29 19:00 | 85838 | | |
| 2026-08-29 18:00 | 86250 | | |
| 2026-08-29 17:00 | 86938 | | |
| 2026-08-29 16:00 | 88644 | | |
| 2026-08-29 15:00 | 92138 | | |
| 2026-08-29 14:00 | 96150 | | |
| 2026-08-29 13:00 | 98531 | | |
| 2026-08-29 12:00 | 99231 | | |
| 2026-08-29 11:00 | 99338 | | |
| 2026-08-29 10:00 | 99300 | | |
| 2026-08-29 09:00 | 99400 | | |
| 2026-08-29 08:00 | 99750 | | |
| 2026-08-29 07:00 | 99975 | | |
| 2026-08-29 06:00 | 99806 | | |
| 2026-08-29 05:00 | 99450 | | |
| 2026-08-29 04:00 | 99219 | | |
| 2026-08-29 03:00 | 99219 | | |
| 2026-08-29 02:00 | 99319 | | |
| 2026-08-29 01:00 | 99281 | | |
| 2026-08-29 00:00 | 99131 | | |
| 2026-08-28 23:00 | 99131 | | |
| 2026-08-28 22:00 | 99269 | | |
| 2026-08-28 21:00 | 99362 | | |
| 2026-08-28 20:00 | 99475 | | |
| 2026-08-28 19:00 | 99750 | | |
| 2026-08-28 18:00 | 101706 | | |
| 2026-08-28 17:00 | 108294 | | |
| 2026-08-28 16:00 | 117956 | | |
| 2026-08-28 15:00 | 124544 | | |
| 2026-08-28 14:00 | 126638 | | |
| 2026-08-28 13:00 | 127756 | | |
| 2026-08-28 12:00 | 129206 | | |
| 2026-08-28 11:00 | 130094 | | |
| 2026-08-28 10:00 | 130338 | | |
| 2026-08-28 09:00 | 130394 | | |
| 2026-08-28 08:00 | 130356 | | |
| 2026-08-28 07:00 | 130819 | | |
| 2026-08-28 06:00 | 133069 | | |
| 2026-08-28 05:00 | 136469 | | |
| 2026-08-28 04:00 | 138594 | | |
| 2026-08-28 03:00 | 138481 | | |
| 2026-08-28 02:00 | 136238 | | |
| 2026-08-28 01:00 | 132594 | | |
| 2026-08-28 00:00 | 129581 | | |
| 2026-08-27 23:00 | 128156 | | |
| 2026-08-27 22:00 | 127419 | | |
| 2026-08-27 21:00 | 126700 | | |
| 2026-08-27 20:00 | 125688 | | |
| 2026-08-27 19:00 | 123606 | | |
| 2026-08-27 18:00 | 120731 | | |
| 2026-08-27 17:00 | 118831 | | |
| 2026-08-27 16:00 | 118487 | | |
| 2026-08-27 15:00 | 118625 | | |
| 2026-08-27 14:00 | 118625 | | |
| 2026-08-27 13:00 | 118725 | | |
| 2026-08-27 12:00 | 119069 | | |
| 2026-08-27 11:00 | 119444 | | |
| 2026-08-27 10:00 | 119650 | | |
| 2026-08-27 09:00 | 119700 | | |
| 2026-08-27 08:00 | 119731 | | |
| 2026-08-27 07:00 | 119812 | | |
| 2026-08-27 06:00 | 119869 | | |
| 2026-08-27 05:00 | 119819 | | |
| 2026-08-27 04:00 | 119631 | | |
| 2026-08-27 03:00 | 119287 | | |
| 2026-08-27 02:00 | 118487 | | |
| 2026-08-27 01:00 | 116625 | | |
| 2026-08-27 00:00 | 114138 | | |
| 2026-08-26 23:00 | 112550 | | |
| 2026-08-26 22:00 | 112075 | | |
| 2026-08-26 21:00 | 111681 | | |
| 2026-08-26 20:00 | 111231 | | |
| 2026-08-26 19:00 | 111275 | | |
| 2026-08-26 18:00 | 112431 | | |
| 2026-08-26 17:00 | 115325 | | |
| 2026-08-26 16:00 | 119006 | | |
| 2026-08-26 15:00 | 121381 | | |
| 2026-08-26 14:00 | 122119 | | |
| 2026-08-26 13:00 | 122450 | | |
| 2026-08-26 12:00 | 123194 | | |
| 2026-08-26 11:00 | 124875 | | |
| 2026-08-26 10:00 | 128000 | | |
| 2026-08-26 09:00 | 131675 | | |
| 2026-08-26 08:00 | 134287 | | |
| 2026-08-26 07:00 | 136406 | | |
| 2026-08-26 06:00 | 138300 | | |
| 2026-08-26 05:00 | 136650 | | |
| 2026-08-26 04:00 | 130787 | | |
| 2026-08-26 03:00 | 125700 | | |
| 2026-08-26 02:00 | 123919 | | |
| 2026-08-26 01:00 | 123338 | | |
| 2026-08-26 00:00 | 122569 | | |
| 2026-08-25 23:00 | 121906 | | |
| 2026-08-25 22:00 | 121544 | | |
| 2026-08-25 21:00 | 121381 | | |
| 2026-08-25 20:00 | 121369 | | |
| 2026-08-25 19:00 | 121350 | | |
| 2026-08-25 18:00 | 120612 | | |
| 2026-08-25 17:00 | 118263 | | |