COLUMBIA--MCNARY DAM (MCDW1)
| Observed |
| Date/Time (PST) | Discharge |
| 2026-03-07 18:00 | 175056 | | |
| 2026-03-07 17:00 | 174656 | | |
| 2026-03-07 17:00 | 173369 | | |
| 2026-03-07 16:00 | 169881 | | |
| 2026-03-07 15:00 | 164200 | | |
| 2026-03-07 14:00 | 158500 | | |
| 2026-03-07 13:00 | 154875 | | |
| 2026-03-07 12:00 | 153581 | | |
| 2026-03-07 11:00 | 153562 | | |
| 2026-03-07 10:00 | 153825 | | |
| 2026-03-07 09:00 | 154100 | | |
| 2026-03-07 08:00 | 154406 | | |
| 2026-03-07 07:00 | 154675 | | |
| 2026-03-07 06:00 | 154850 | | |
| 2026-03-07 05:00 | 154944 | | |
| 2026-03-07 04:00 | 155012 | | |
| 2026-03-07 03:00 | 155019 | | |
| 2026-03-07 02:00 | 154881 | | |
| 2026-03-07 01:00 | 154806 | | |
| 2026-03-07 00:00 | 154969 | | |
| 2026-03-06 23:00 | 155150 | | |
| 2026-03-06 22:00 | 155238 | | |
| 2026-03-06 21:00 | 155344 | | |
| 2026-03-06 20:00 | 155431 | | |
| 2026-03-06 19:00 | 155400 | | |
| 2026-03-06 18:00 | 155306 | | |
| 2026-03-06 17:00 | 155287 | | |
| 2026-03-06 16:00 | 155363 | | |
| 2026-03-06 15:00 | 155438 | | |
| 2026-03-06 14:00 | 155488 | | |
| 2026-03-06 13:00 | 155544 | | |
| 2026-03-06 12:00 | 155969 | | |
| 2026-03-06 11:00 | 157713 | | |
| 2026-03-06 10:00 | 160819 | | |
| 2026-03-06 09:00 | 163588 | | |
| 2026-03-06 08:00 | 164856 | | |
| 2026-03-06 07:00 | 164556 | | |
| 2026-03-06 06:00 | 162219 | | |
| 2026-03-06 05:00 | 158600 | | |
| 2026-03-06 04:00 | 156056 | | |
| 2026-03-06 03:00 | 155244 | | |
| 2026-03-06 02:00 | 155031 | | |
| 2026-03-06 01:00 | 154800 | | |
| 2026-03-06 00:00 | 154581 | | |
| 2026-03-05 23:00 | 154512 | | |
| 2026-03-05 22:00 | 154713 | | |
| 2026-03-05 21:00 | 155100 | | |
| 2026-03-05 20:00 | 155431 | | |
| 2026-03-05 19:00 | 155519 | | |
| 2026-03-05 18:00 | 155375 | | |
| 2026-03-05 17:00 | 155200 | | |
| 2026-03-05 16:00 | 155156 | | |
| 2026-03-05 15:00 | 155244 | | |
| 2026-03-05 14:00 | 155400 | | |
| 2026-03-05 13:00 | 155531 | | |
| 2026-03-05 12:00 | 155569 | | |
| 2026-03-05 11:00 | 155519 | | |
| 2026-03-05 10:00 | 155344 | | |
| 2026-03-05 09:00 | 155131 | | |
| 2026-03-05 08:00 | 155150 | | |
| 2026-03-05 07:00 | 155338 | | |
| 2026-03-05 06:00 | 155356 | | |
| 2026-03-05 05:00 | 155181 | | |
| 2026-03-05 04:00 | 155044 | | |
| 2026-03-05 03:00 | 155025 | | |
| 2026-03-05 02:00 | 155006 | | |
| 2026-03-05 01:00 | 154863 | | |
| 2026-03-05 00:00 | 154619 | | |
| 2026-03-04 23:00 | 154394 | | |
| 2026-03-04 22:00 | 154275 | | |
| 2026-03-04 21:00 | 154400 | | |
| 2026-03-04 20:00 | 154863 | | |
| 2026-03-04 19:00 | 155344 | | |
| 2026-03-04 18:00 | 155312 | | |
| 2026-03-04 17:00 | 154731 | | |
| 2026-03-04 16:00 | 154137 | | |
| 2026-03-04 15:00 | 154025 | | |
| 2026-03-04 14:00 | 154338 | | |
| 2026-03-04 13:00 | 154700 | | |
| 2026-03-04 12:00 | 155581 | | |
| 2026-03-04 11:00 | 158144 | | |
| 2026-03-04 10:00 | 161669 | | |
| 2026-03-04 09:00 | 163856 | | |
| 2026-03-04 08:00 | 164369 | | |
| 2026-03-04 07:00 | 164581 | | |
| 2026-03-04 06:00 | 164956 | | |
| 2026-03-04 05:00 | 165188 | | |
| 2026-03-04 04:00 | 165300 | | |
| 2026-03-04 03:00 | 165431 | | |
| 2026-03-04 02:00 | 165481 | | |
| 2026-03-04 01:00 | 165431 | | |
| 2026-03-04 00:00 | 165406 | | |
| 2026-03-03 23:00 | 165400 | | |
| 2026-03-03 22:00 | 165375 | | |
| 2026-03-03 21:00 | 165425 | | |
| 2026-03-03 20:00 | 165575 | | |
| 2026-03-03 19:00 | 165619 | | |
| 2026-03-03 18:00 | 165425 | | |
| 2026-03-03 17:00 | 165225 | | |
| 2026-03-03 16:00 | 165231 | | |
| 2026-03-03 15:00 | 165300 | | |
| 2026-03-03 14:00 | 165244 | | |
| 2026-03-03 13:00 | 165106 | | |
| 2026-03-03 12:00 | 165044 | | |
| 2026-03-03 11:00 | 165106 | | |
| 2026-03-03 10:00 | 165238 | | |
| 2026-03-03 09:00 | 165381 | | |
| 2026-03-03 08:00 | 165463 | | |
| 2026-03-03 07:00 | 165456 | | |
| 2026-03-03 06:00 | 165444 | | |
| 2026-03-03 05:00 | 165450 | | |
| 2026-03-03 04:00 | 165412 | | |
| 2026-03-03 03:00 | 165356 | | |
| 2026-03-03 02:00 | 165331 | | |
| 2026-03-03 01:00 | 165287 | | |
| 2026-03-03 00:00 | 165375 | | |
| 2026-03-02 23:00 | 165894 | | |
| 2026-03-02 22:00 | 166613 | | |
| 2026-03-02 21:00 | 167037 | | |
| 2026-03-02 20:00 | 167194 | | |
| 2026-03-02 19:00 | 167225 | | |
| 2026-03-02 18:00 | 167012 | | |
| 2026-03-02 17:00 | 166669 | | |
| 2026-03-02 16:00 | 166494 | | |
| 2026-03-02 15:00 | 166463 | | |
| 2026-03-02 14:00 | 166444 | | |
| 2026-03-02 13:00 | 166456 | | |
| 2026-03-02 12:00 | 166450 | | |
| 2026-03-02 11:00 | 166450 | | |
| 2026-03-02 10:00 | 165481 | | |
| 2026-03-02 09:00 | 162131 | | |
| 2026-03-02 08:00 | 159375 | | |
| 2026-03-02 07:00 | 161300 | | |
| 2026-03-02 06:00 | 165300 | | |
| 2026-03-02 05:00 | 167206 | | |
| 2026-03-02 04:00 | 167400 | | |
| 2026-03-02 03:00 | 167381 | | |
| 2026-03-02 02:00 | 167450 | | |
| 2026-03-02 01:00 | 167519 | | |
| 2026-03-02 00:00 | 167481 | | |
| 2026-03-01 23:00 | 167375 | | |
| 2026-03-01 22:00 | 167387 | | |
| 2026-03-01 21:00 | 167525 | | |
| 2026-03-01 20:00 | 167531 | | |
| 2026-03-01 19:00 | 167275 | | |
| 2026-03-01 18:00 | 166919 | | |
| 2026-03-01 17:00 | 166656 | | |
| 2026-03-01 16:00 | 166550 | | |
| 2026-03-01 15:00 | 166625 | | |
| 2026-03-01 14:00 | 166819 | | |
| 2026-03-01 13:00 | 166956 | | |
| 2026-03-01 12:00 | 166981 | | |
| 2026-03-01 11:00 | 166981 | | |
| 2026-03-01 10:00 | 167000 | | |
| 2026-03-01 09:00 | 167050 | | |
| 2026-03-01 08:00 | 167137 | | |
| 2026-03-01 07:00 | 167200 | | |
| 2026-03-01 06:00 | 167262 | | |
| 2026-03-01 05:00 | 167438 | | |
| 2026-03-01 04:00 | 167644 | | |
| 2026-03-01 03:00 | 167750 | | |
| 2026-03-01 02:00 | 167775 | | |
| 2026-03-01 01:00 | 167719 | | |
| 2026-03-01 00:00 | 167619 | | |
| 2026-02-28 23:00 | 167600 | | |
| 2026-02-28 22:00 | 167637 | | |
| 2026-02-28 21:00 | 167650 | | |
| 2026-02-28 20:00 | 168238 | | |
| 2026-02-28 19:00 | 170525 | | |
| 2026-02-28 18:00 | 174031 | | |
| 2026-02-28 17:00 | 176613 | | |
| 2026-02-28 16:00 | 177450 | | |
| 2026-02-28 15:00 | 177463 | | |
| 2026-02-28 14:00 | 177419 | | |
| 2026-02-28 13:00 | 177494 | | |
| 2026-02-28 12:00 | 177644 | | |
| 2026-02-28 11:00 | 177750 | | |
| 2026-02-28 10:00 | 177744 | | |
| 2026-02-28 09:00 | 177744 | | |
| 2026-02-28 08:00 | 177875 | | |
| 2026-02-28 07:00 | 178025 | | |
| 2026-02-28 06:00 | 178069 | | |
| 2026-02-28 05:00 | 178050 | | |
| 2026-02-28 04:00 | 178012 | | |
| 2026-02-28 03:00 | 177944 | | |
| 2026-02-28 02:00 | 177819 | | |
| 2026-02-28 01:00 | 177613 | | |
| 2026-02-28 00:00 | 177394 | | |
| 2026-02-27 23:00 | 177244 | | |
| 2026-02-27 22:00 | 177113 | | |
| 2026-02-27 21:00 | 176988 | | |
| 2026-02-27 20:00 | 176956 | | |
| 2026-02-27 19:00 | 177006 | | |
| 2026-02-27 18:00 | 177000 | | |
| 2026-02-27 17:00 | 176900 | | |
| 2026-02-27 16:00 | 176838 | | |
| 2026-02-27 15:00 | 176825 | | |
| 2026-02-27 14:00 | 176719 | | |
| 2026-02-27 13:00 | 176537 | | |
| 2026-02-27 12:00 | 176406 | | |
| 2026-02-27 11:00 | 176281 | | |
| 2026-02-27 10:00 | 176106 | | |
| 2026-02-27 09:00 | 176012 | | |
| 2026-02-27 08:00 | 176094 | | |
| 2026-02-27 07:00 | 175850 | | |
| 2026-02-27 06:00 | 174081 | | |
| 2026-02-27 05:00 | 170694 | | |
| 2026-02-27 04:00 | 167656 | | |
| 2026-02-27 03:00 | 166369 | | |
| 2026-02-27 02:00 | 166219 | | |
| 2026-02-27 01:00 | 166287 | | |
| 2026-02-27 00:00 | 166394 | | |
| 2026-02-26 23:00 | 166619 | | |
| 2026-02-26 22:00 | 166838 | | |
| 2026-02-26 21:00 | 166925 | | |
| 2026-02-26 20:00 | 167000 | | |
| 2026-02-26 19:00 | 167131 | | |
| 2026-02-26 18:00 | 167069 | | |
| 2026-02-26 17:00 | 166613 | | |
| 2026-02-26 16:00 | 166056 | | |
| 2026-02-26 15:00 | 166312 | | |
| 2026-02-26 14:00 | 168494 | | |
| 2026-02-26 13:00 | 172119 | | |
| 2026-02-26 12:00 | 174919 | | |
| 2026-02-26 11:00 | 175794 | | |
| 2026-02-26 10:00 | 175681 | | |
| 2026-02-26 09:00 | 175525 | | |
| 2026-02-26 08:00 | 175463 | | |
| 2026-02-26 07:00 | 175494 | | |
| 2026-02-26 06:00 | 175744 | | |
| 2026-02-26 05:00 | 176088 | | |
| 2026-02-26 04:00 | 176219 | | |
| 2026-02-26 03:00 | 176113 | | |
| 2026-02-26 02:00 | 176000 | | |
| 2026-02-26 01:00 | 176131 | | |
| 2026-02-26 00:00 | 177469 | | |
| 2026-02-25 23:00 | 181406 | | |
| 2026-02-25 22:00 | 186738 | | |
| 2026-02-25 21:00 | 190206 | | |
| 2026-02-25 20:00 | 191144 | | |
| 2026-02-25 19:00 | 191200 | | |
| 2026-02-25 18:00 | 191150 | | |
| 2026-02-25 17:00 | 190919 | | |
| 2026-02-25 16:00 | 190656 | | |
| 2026-02-25 15:00 | 190631 | | |
| 2026-02-25 14:00 | 190756 | | |
| 2026-02-25 13:00 | 190756 | | |
| 2026-02-25 12:00 | 190606 | | |
| 2026-02-25 11:00 | 190456 | | |
| 2026-02-25 10:00 | 190344 | | |
| 2026-02-25 09:00 | 190194 | | |
| 2026-02-25 08:00 | 190119 | | |
| 2026-02-25 07:00 | 190294 | | |
| 2026-02-25 06:00 | 190544 | | |
| 2026-02-25 05:00 | 190613 | | |
| 2026-02-25 04:00 | 190506 | | |
| 2026-02-25 03:00 | 190331 | | |
| 2026-02-25 02:00 | 190194 | | |
| 2026-02-25 01:00 | 190175 | | |
| 2026-02-25 00:00 | 190225 | | |
| 2026-02-24 23:00 | 190206 | | |
| 2026-02-24 22:00 | 190081 | | |
| 2026-02-24 21:00 | 189963 | | |
| 2026-02-24 20:00 | 189969 | | |
| 2026-02-24 19:00 | 190094 | | |
| 2026-02-24 18:00 | 190169 | | |
| 2026-02-24 17:00 | 190050 | | |
| 2026-02-24 16:00 | 189838 | | |