COLUMBIA--MCNARY DAM (MCDW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2026-06-01 06:00 | 214931 | | |
| 2026-06-01 05:00 | 214625 | | |
| 2026-06-01 04:00 | 214669 | | |
| 2026-06-01 03:00 | 215031 | | |
| 2026-06-01 02:00 | 215469 | | |
| 2026-06-01 01:00 | 215412 | | |
| 2026-06-01 00:00 | 215069 | | |
| 2026-05-31 23:00 | 215762 | | |
| 2026-05-31 22:00 | 217669 | | |
| 2026-05-31 21:00 | 219531 | | |
| 2026-05-31 20:00 | 220894 | | |
| 2026-05-31 19:00 | 221312 | | |
| 2026-05-31 18:00 | 218887 | | |
| 2026-05-31 17:00 | 213050 | | |
| 2026-05-31 16:00 | 206944 | | |
| 2026-05-31 15:00 | 203781 | | |
| 2026-05-31 14:00 | 203069 | | |
| 2026-05-31 13:00 | 202850 | | |
| 2026-05-31 12:00 | 202412 | | |
| 2026-05-31 11:00 | 201819 | | |
| 2026-05-31 10:00 | 201312 | | |
| 2026-05-31 09:00 | 201113 | | |
| 2026-05-31 08:00 | 201137 | | |
| 2026-05-31 07:00 | 201169 | | |
| 2026-05-31 06:00 | 201119 | | |
| 2026-05-31 05:00 | 201106 | | |
| 2026-05-31 04:00 | 201294 | | |
| 2026-05-31 03:00 | 201625 | | |
| 2026-05-31 02:00 | 201969 | | |
| 2026-05-31 01:00 | 202375 | | |
| 2026-05-31 00:00 | 202875 | | |
| 2026-05-30 23:00 | 203244 | | |
| 2026-05-30 22:00 | 203381 | | |
| 2026-05-30 21:00 | 203662 | | |
| 2026-05-30 20:00 | 204219 | | |
| 2026-05-30 19:00 | 204537 | | |
| 2026-05-30 18:00 | 204412 | | |
| 2026-05-30 17:00 | 204294 | | |
| 2026-05-30 16:00 | 204369 | | |
| 2026-05-30 15:00 | 204269 | | |
| 2026-05-30 14:00 | 203919 | | |
| 2026-05-30 13:00 | 203781 | | |
| 2026-05-30 12:00 | 204050 | | |
| 2026-05-30 11:00 | 204356 | | |
| 2026-05-30 10:00 | 204344 | | |
| 2026-05-30 09:00 | 204012 | | |
| 2026-05-30 08:00 | 203512 | | |
| 2026-05-30 07:00 | 203031 | | |
| 2026-05-30 06:00 | 202912 | | |
| 2026-05-30 05:00 | 204006 | | |
| 2026-05-30 04:00 | 207119 | | |
| 2026-05-30 03:00 | 211000 | | |
| 2026-05-30 02:00 | 213262 | | |
| 2026-05-30 01:00 | 213669 | | |
| 2026-05-30 00:00 | 213519 | | |
| 2026-05-29 23:00 | 213475 | | |
| 2026-05-29 22:00 | 213619 | | |
| 2026-05-29 21:00 | 213812 | | |
| 2026-05-29 20:00 | 213319 | | |
| 2026-05-29 19:00 | 211006 | | |
| 2026-05-29 18:00 | 207637 | | |
| 2026-05-29 17:00 | 205800 | | |
| 2026-05-29 16:00 | 205775 | | |
| 2026-05-29 15:00 | 205694 | | |
| 2026-05-29 14:00 | 205081 | | |
| 2026-05-29 13:00 | 204544 | | |
| 2026-05-29 12:00 | 204469 | | |
| 2026-05-29 11:00 | 204950 | | |
| 2026-05-29 10:00 | 206025 | | |
| 2026-05-29 09:00 | 208556 | | |
| 2026-05-29 08:00 | 212600 | | |
| 2026-05-29 07:00 | 216069 | | |
| 2026-05-29 06:00 | 217769 | | |
| 2026-05-29 05:00 | 218381 | | |
| 2026-05-29 04:00 | 218606 | | |
| 2026-05-29 03:00 | 218831 | | |
| 2026-05-29 02:00 | 219037 | | |
| 2026-05-29 01:00 | 218938 | | |
| 2026-05-29 00:00 | 218762 | | |
| 2026-05-28 23:00 | 218963 | | |
| 2026-05-28 22:00 | 219312 | | |
| 2026-05-28 21:00 | 219438 | | |
| 2026-05-28 20:00 | 219594 | | |
| 2026-05-28 19:00 | 219956 | | |
| 2026-05-28 18:00 | 220219 | | |
| 2026-05-28 17:00 | 220506 | | |
| 2026-05-28 16:00 | 221244 | | |
| 2026-05-28 15:00 | 221781 | | |
| 2026-05-28 14:00 | 221225 | | |
| 2026-05-28 13:00 | 220162 | | |
| 2026-05-28 12:00 | 219613 | | |
| 2026-05-28 11:00 | 219731 | | |
| 2026-05-28 10:00 | 220144 | | |
| 2026-05-28 09:00 | 220394 | | |
| 2026-05-28 08:00 | 220306 | | |
| 2026-05-28 07:00 | 219394 | | |
| 2026-05-28 06:00 | 216750 | | |
| 2026-05-28 05:00 | 213294 | | |
| 2026-05-28 04:00 | 211188 | | |
| 2026-05-28 03:00 | 210581 | | |
| 2026-05-28 02:00 | 210406 | | |
| 2026-05-28 01:00 | 210344 | | |
| 2026-05-28 00:00 | 210256 | | |
| 2026-05-27 23:00 | 210081 | | |
| 2026-05-27 22:00 | 210188 | | |
| 2026-05-27 21:00 | 210606 | | |
| 2026-05-27 20:00 | 210863 | | |
| 2026-05-27 19:00 | 210887 | | |
| 2026-05-27 18:00 | 210963 | | |
| 2026-05-27 17:00 | 211094 | | |
| 2026-05-27 16:00 | 211156 | | |
| 2026-05-27 15:00 | 211131 | | |
| 2026-05-27 14:00 | 211025 | | |
| 2026-05-27 13:00 | 210875 | | |
| 2026-05-27 12:00 | 210900 | | |
| 2026-05-27 11:00 | 211231 | | |
| 2026-05-27 10:00 | 211394 | | |
| 2026-05-27 09:00 | 210981 | | |
| 2026-05-27 08:00 | 210512 | | |
| 2026-05-27 07:00 | 210594 | | |
| 2026-05-27 06:00 | 211106 | | |
| 2026-05-27 05:00 | 211575 | | |
| 2026-05-27 04:00 | 211725 | | |
| 2026-05-27 03:00 | 211700 | | |
| 2026-05-27 02:00 | 211750 | | |
| 2026-05-27 01:00 | 211831 | | |
| 2026-05-27 00:00 | 211750 | | |
| 2026-05-26 23:00 | 211488 | | |
| 2026-05-26 22:00 | 210312 | | |
| 2026-05-26 21:00 | 206650 | | |
| 2026-05-26 20:00 | 201250 | | |
| 2026-05-26 19:00 | 196700 | | |
| 2026-05-26 18:00 | 193238 | | |
| 2026-05-26 17:00 | 190363 | | |
| 2026-05-26 16:00 | 188631 | | |
| 2026-05-26 15:00 | 187775 | | |
| 2026-05-26 14:00 | 187294 | | |
| 2026-05-26 13:00 | 187194 | | |
| 2026-05-26 12:00 | 187338 | | |
| 2026-05-26 11:00 | 187412 | | |
| 2026-05-26 10:00 | 187150 | | |
| 2026-05-26 09:00 | 186681 | | |
| 2026-05-26 08:00 | 186412 | | |
| 2026-05-26 07:00 | 186419 | | |
| 2026-05-26 06:00 | 186412 | | |
| 2026-05-26 05:00 | 186250 | | |
| 2026-05-26 04:00 | 186025 | | |
| 2026-05-26 03:00 | 185881 | | |
| 2026-05-26 02:00 | 186594 | | |
| 2026-05-26 01:00 | 189481 | | |
| 2026-05-26 00:00 | 193775 | | |
| 2026-05-25 23:00 | 196412 | | |
| 2026-05-25 22:00 | 196463 | | |
| 2026-05-25 21:00 | 195919 | | |
| 2026-05-25 20:00 | 196012 | | |
| 2026-05-25 19:00 | 196294 | | |
| 2026-05-25 18:00 | 196250 | | |
| 2026-05-25 17:00 | 195981 | | |
| 2026-05-25 16:00 | 195863 | | |
| 2026-05-25 15:00 | 196081 | | |
| 2026-05-25 14:00 | 196425 | | |
| 2026-05-25 13:00 | 196444 | | |
| 2026-05-25 12:00 | 196069 | | |
| 2026-05-25 11:00 | 195800 | | |
| 2026-05-25 10:00 | 195844 | | |
| 2026-05-25 09:00 | 195738 | | |
| 2026-05-25 08:00 | 194387 | | |
| 2026-05-25 07:00 | 190588 | | |
| 2026-05-25 06:00 | 185431 | | |
| 2026-05-25 05:00 | 181869 | | |
| 2026-05-25 04:00 | 180738 | | |
| 2026-05-25 03:00 | 180769 | | |
| 2026-05-25 02:00 | 180994 | | |
| 2026-05-25 01:00 | 180944 | | |
| 2026-05-25 00:00 | 180537 | | |
| 2026-05-24 23:00 | 180081 | | |
| 2026-05-24 22:00 | 179900 | | |
| 2026-05-24 21:00 | 180131 | | |
| 2026-05-24 20:00 | 180506 | | |
| 2026-05-24 19:00 | 180694 | | |
| 2026-05-24 18:00 | 180738 | | |
| 2026-05-24 17:00 | 180775 | | |
| 2026-05-24 16:00 | 180912 | | |
| 2026-05-24 15:00 | 181119 | | |
| 2026-05-24 14:00 | 181188 | | |
| 2026-05-24 13:00 | 181106 | | |
| 2026-05-24 12:00 | 180956 | | |
| 2026-05-24 11:00 | 180744 | | |
| 2026-05-24 10:00 | 180575 | | |
| 2026-05-24 09:00 | 180500 | | |
| 2026-05-24 08:00 | 180431 | | |
| 2026-05-24 07:00 | 180406 | | |
| 2026-05-24 06:00 | 180506 | | |
| 2026-05-24 05:00 | 180625 | | |
| 2026-05-24 04:00 | 180537 | | |
| 2026-05-24 03:00 | 180275 | | |
| 2026-05-24 02:00 | 180256 | | |
| 2026-05-24 01:00 | 180544 | | |
| 2026-05-24 00:00 | 180700 | | |
| 2026-05-23 23:00 | 180613 | | |
| 2026-05-23 22:00 | 180500 | | |
| 2026-05-23 21:00 | 180662 | | |
| 2026-05-23 20:00 | 181306 | | |
| 2026-05-23 19:00 | 181938 | | |
| 2026-05-23 18:00 | 182325 | | |
| 2026-05-23 17:00 | 183481 | | |
| 2026-05-23 16:00 | 185537 | | |
| 2026-05-23 15:00 | 187019 | | |
| 2026-05-23 14:00 | 187275 | | |
| 2026-05-23 13:00 | 186925 | | |
| 2026-05-23 12:00 | 186575 | | |
| 2026-05-23 11:00 | 186481 | | |
| 2026-05-23 10:00 | 186556 | | |
| 2026-05-23 09:00 | 186556 | | |
| 2026-05-23 08:00 | 186406 | | |
| 2026-05-23 07:00 | 186206 | | |
| 2026-05-23 06:00 | 186081 | | |
| 2026-05-23 05:00 | 186106 | | |
| 2026-05-23 04:00 | 186256 | | |
| 2026-05-23 03:00 | 186281 | | |
| 2026-05-23 02:00 | 186019 | | |
| 2026-05-23 01:00 | 185744 | | |
| 2026-05-23 00:00 | 185650 | | |
| 2026-05-22 23:00 | 185537 | | |
| 2026-05-22 22:00 | 185300 | | |
| 2026-05-22 21:00 | 185294 | | |
| 2026-05-22 20:00 | 185838 | | |
| 2026-05-22 19:00 | 186575 | | |
| 2026-05-22 18:00 | 187075 | | |
| 2026-05-22 17:00 | 187150 | | |
| 2026-05-22 16:00 | 187375 | | |
| 2026-05-22 15:00 | 189575 | | |
| 2026-05-22 14:00 | 193506 | | |
| 2026-05-22 13:00 | 196294 | | |
| 2026-05-22 12:00 | 197175 | | |
| 2026-05-22 11:00 | 197469 | | |
| 2026-05-22 10:00 | 197619 | | |
| 2026-05-22 09:00 | 197525 | | |
| 2026-05-22 08:00 | 197331 | | |
| 2026-05-22 07:00 | 197188 | | |
| 2026-05-22 06:00 | 197150 | | |
| 2026-05-22 05:00 | 197275 | | |
| 2026-05-22 04:00 | 197550 | | |
| 2026-05-22 03:00 | 197838 | | |
| 2026-05-22 02:00 | 197975 | | |
| 2026-05-22 01:00 | 197950 | | |
| 2026-05-22 00:00 | 198556 | | |
| 2026-05-21 23:00 | 201088 | | |
| 2026-05-21 22:00 | 204844 | | |
| 2026-05-21 21:00 | 207375 | | |
| 2026-05-21 20:00 | 208175 | | |
| 2026-05-21 19:00 | 208531 | | |
| 2026-05-21 18:00 | 208756 | | |
| 2026-05-21 17:00 | 208444 | | |