COLUMBIA--MCNARY DAM (MCDW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2026-05-01 19:00 | 213787 | | |
| 2026-05-01 18:00 | 221050 | | |
| 2026-05-01 17:00 | 230250 | | |
| 2026-05-01 16:00 | 235650 | | |
| 2026-05-01 15:00 | 236794 | | |
| 2026-05-01 14:00 | 236887 | | |
| 2026-05-01 13:00 | 237256 | | |
| 2026-05-01 12:00 | 237863 | | |
| 2026-05-01 11:00 | 238556 | | |
| 2026-05-01 10:00 | 239844 | | |
| 2026-05-01 09:00 | 243088 | | |
| 2026-05-01 08:00 | 247419 | | |
| 2026-05-01 07:00 | 249550 | | |
| 2026-05-01 06:00 | 248562 | | |
| 2026-05-01 05:00 | 246838 | | |
| 2026-05-01 04:00 | 246387 | | |
| 2026-05-01 03:00 | 246925 | | |
| 2026-05-01 02:00 | 247200 | | |
| 2026-05-01 01:00 | 246938 | | |
| 2026-05-01 00:00 | 246675 | | |
| 2026-04-30 23:00 | 246550 | | |
| 2026-04-30 22:00 | 244975 | | |
| 2026-04-30 21:00 | 239394 | | |
| 2026-04-30 20:00 | 231481 | | |
| 2026-04-30 19:00 | 226400 | | |
| 2026-04-30 18:00 | 225025 | | |
| 2026-04-30 17:00 | 224725 | | |
| 2026-04-30 16:00 | 224544 | | |
| 2026-04-30 15:00 | 224562 | | |
| 2026-04-30 14:00 | 224600 | | |
| 2026-04-30 13:00 | 224494 | | |
| 2026-04-30 12:00 | 224113 | | |
| 2026-04-30 11:00 | 223113 | | |
| 2026-04-30 10:00 | 220969 | | |
| 2026-04-30 09:00 | 218131 | | |
| 2026-04-30 08:00 | 216012 | | |
| 2026-04-30 07:00 | 215094 | | |
| 2026-04-30 06:00 | 214775 | | |
| 2026-04-30 05:00 | 214606 | | |
| 2026-04-30 04:00 | 214525 | | |
| 2026-04-30 03:00 | 214575 | | |
| 2026-04-30 02:00 | 214662 | | |
| 2026-04-30 01:00 | 214619 | | |
| 2026-04-30 00:00 | 214512 | | |
| 2026-04-29 23:00 | 214512 | | |
| 2026-04-29 22:00 | 214569 | | |
| 2026-04-29 21:00 | 214581 | | |
| 2026-04-29 20:00 | 214588 | | |
| 2026-04-29 19:00 | 214556 | | |
| 2026-04-29 18:00 | 214325 | | |
| 2026-04-29 17:00 | 214000 | | |
| 2026-04-29 16:00 | 213994 | | |
| 2026-04-29 15:00 | 214294 | | |
| 2026-04-29 14:00 | 214456 | | |
| 2026-04-29 13:00 | 214387 | | |
| 2026-04-29 12:00 | 214213 | | |
| 2026-04-29 11:00 | 213981 | | |
| 2026-04-29 10:00 | 213831 | | |
| 2026-04-29 09:00 | 213800 | | |
| 2026-04-29 08:00 | 213875 | | |
| 2026-04-29 07:00 | 214025 | | |
| 2026-04-29 06:00 | 214075 | | |
| 2026-04-29 05:00 | 214037 | | |
| 2026-04-29 04:00 | 213969 | | |
| 2026-04-29 03:00 | 213819 | | |
| 2026-04-29 02:00 | 213738 | | |
| 2026-04-29 01:00 | 213812 | | |
| 2026-04-29 00:00 | 213944 | | |
| 2026-04-28 23:00 | 214113 | | |
| 2026-04-28 22:00 | 214244 | | |
| 2026-04-28 21:00 | 214200 | | |
| 2026-04-28 20:00 | 214150 | | |
| 2026-04-28 19:00 | 214256 | | |
| 2026-04-28 18:00 | 214275 | | |
| 2026-04-28 17:00 | 214125 | | |
| 2026-04-28 16:00 | 213981 | | |
| 2026-04-28 15:00 | 213906 | | |
| 2026-04-28 14:00 | 214494 | | |
| 2026-04-28 13:00 | 216744 | | |
| 2026-04-28 12:00 | 220006 | | |
| 2026-04-28 11:00 | 222500 | | |
| 2026-04-28 10:00 | 224225 | | |
| 2026-04-28 09:00 | 225956 | | |
| 2026-04-28 08:00 | 227344 | | |
| 2026-04-28 07:00 | 228181 | | |
| 2026-04-28 06:00 | 228706 | | |
| 2026-04-28 05:00 | 228762 | | |
| 2026-04-28 04:00 | 228281 | | |
| 2026-04-28 03:00 | 227662 | | |
| 2026-04-28 02:00 | 227225 | | |
| 2026-04-28 01:00 | 226938 | | |
| 2026-04-28 00:00 | 226769 | | |
| 2026-04-27 23:00 | 226762 | | |
| 2026-04-27 22:00 | 226812 | | |
| 2026-04-27 21:00 | 226831 | | |
| 2026-04-27 20:00 | 226875 | | |
| 2026-04-27 19:00 | 226919 | | |
| 2026-04-27 18:00 | 226969 | | |
| 2026-04-27 17:00 | 227213 | | |
| 2026-04-27 16:00 | 227631 | | |
| 2026-04-27 15:00 | 227894 | | |
| 2026-04-27 14:00 | 228012 | | |
| 2026-04-27 13:00 | 228369 | | |
| 2026-04-27 12:00 | 228769 | | |
| 2026-04-27 11:00 | 228619 | | |
| 2026-04-27 10:00 | 228037 | | |
| 2026-04-27 09:00 | 227656 | | |
| 2026-04-27 08:00 | 227637 | | |
| 2026-04-27 07:00 | 227719 | | |
| 2026-04-27 06:00 | 227794 | | |
| 2026-04-27 05:00 | 227863 | | |
| 2026-04-27 04:00 | 227863 | | |
| 2026-04-27 03:00 | 227844 | | |
| 2026-04-27 02:00 | 228331 | | |
| 2026-04-27 01:00 | 230219 | | |
| 2026-04-27 00:00 | 233150 | | |
| 2026-04-26 23:00 | 235325 | | |
| 2026-04-26 22:00 | 236169 | | |
| 2026-04-26 21:00 | 236713 | | |
| 2026-04-26 20:00 | 237475 | | |
| 2026-04-26 19:00 | 238025 | | |
| 2026-04-26 18:00 | 237981 | | |
| 2026-04-26 17:00 | 237719 | | |
| 2026-04-26 16:00 | 237781 | | |
| 2026-04-26 15:00 | 237925 | | |
| 2026-04-26 14:00 | 237794 | | |
| 2026-04-26 13:00 | 237625 | | |
| 2026-04-26 12:00 | 237556 | | |
| 2026-04-26 11:00 | 237475 | | |
| 2026-04-26 10:00 | 237463 | | |
| 2026-04-26 09:00 | 237631 | | |
| 2026-04-26 08:00 | 237825 | | |
| 2026-04-26 07:00 | 237781 | | |
| 2026-04-26 06:00 | 237588 | | |
| 2026-04-26 05:00 | 237562 | | |
| 2026-04-26 04:00 | 237669 | | |
| 2026-04-26 03:00 | 237644 | | |
| 2026-04-26 02:00 | 237600 | | |
| 2026-04-26 01:00 | 237769 | | |
| 2026-04-26 00:00 | 237956 | | |
| 2026-04-25 23:00 | 238000 | | |
| 2026-04-25 22:00 | 237994 | | |
| 2026-04-25 21:00 | 237925 | | |
| 2026-04-25 20:00 | 237912 | | |
| 2026-04-25 19:00 | 238062 | | |
| 2026-04-25 18:00 | 238137 | | |
| 2026-04-25 17:00 | 238037 | | |
| 2026-04-25 16:00 | 237912 | | |
| 2026-04-25 15:00 | 237850 | | |
| 2026-04-25 14:00 | 238300 | | |
| 2026-04-25 13:00 | 240194 | | |
| 2026-04-25 12:00 | 243200 | | |
| 2026-04-25 11:00 | 245450 | | |
| 2026-04-25 10:00 | 246269 | | |
| 2026-04-25 09:00 | 246525 | | |
| 2026-04-25 08:00 | 246625 | | |
| 2026-04-25 07:00 | 246537 | | |
| 2026-04-25 06:00 | 246537 | | |
| 2026-04-25 05:00 | 246838 | | |
| 2026-04-25 04:00 | 247275 | | |
| 2026-04-25 03:00 | 247581 | | |
| 2026-04-25 02:00 | 247606 | | |
| 2026-04-25 01:00 | 245969 | | |
| 2026-04-25 00:00 | 239963 | | |
| 2026-04-24 23:00 | 230912 | | |
| 2026-04-24 22:00 | 224575 | | |
| 2026-04-24 21:00 | 223012 | | |
| 2026-04-24 20:00 | 223606 | | |
| 2026-04-24 19:00 | 224225 | | |
| 2026-04-24 18:00 | 224325 | | |
| 2026-04-24 17:00 | 224225 | | |
| 2026-04-24 16:00 | 224331 | | |
| 2026-04-24 15:00 | 224463 | | |
| 2026-04-24 14:00 | 224325 | | |
| 2026-04-24 13:00 | 224006 | | |
| 2026-04-24 12:00 | 223706 | | |
| 2026-04-24 11:00 | 223431 | | |
| 2026-04-24 10:00 | 223156 | | |
| 2026-04-24 09:00 | 222963 | | |
| 2026-04-24 08:00 | 222944 | | |
| 2026-04-24 07:00 | 223119 | | |
| 2026-04-24 06:00 | 223312 | | |
| 2026-04-24 05:00 | 223319 | | |
| 2026-04-24 04:00 | 223387 | | |
| 2026-04-24 03:00 | 224656 | | |
| 2026-04-24 02:00 | 228106 | | |
| 2026-04-24 01:00 | 232300 | | |
| 2026-04-24 00:00 | 234831 | | |
| 2026-04-23 23:00 | 235669 | | |
| 2026-04-23 22:00 | 235938 | | |
| 2026-04-23 21:00 | 235875 | | |
| 2026-04-23 20:00 | 235556 | | |
| 2026-04-23 19:00 | 235219 | | |
| 2026-04-23 18:00 | 234869 | | |
| 2026-04-23 17:00 | 234512 | | |
| 2026-04-23 16:00 | 234344 | | |
| 2026-04-23 15:00 | 234463 | | |
| 2026-04-23 14:00 | 234806 | | |
| 2026-04-23 13:00 | 235275 | | |
| 2026-04-23 12:00 | 235600 | | |
| 2026-04-23 11:00 | 235556 | | |
| 2026-04-23 10:00 | 235338 | | |
| 2026-04-23 09:00 | 235137 | | |
| 2026-04-23 08:00 | 233806 | | |
| 2026-04-23 07:00 | 229306 | | |
| 2026-04-23 06:00 | 222850 | | |
| 2026-04-23 05:00 | 218562 | | |
| 2026-04-23 04:00 | 217438 | | |
| 2026-04-23 03:00 | 217431 | | |
| 2026-04-23 02:00 | 217463 | | |
| 2026-04-23 01:00 | 217569 | | |
| 2026-04-23 00:00 | 217887 | | |
| 2026-04-22 23:00 | 218269 | | |
| 2026-04-22 22:00 | 218431 | | |
| 2026-04-22 21:00 | 218463 | | |
| 2026-04-22 20:00 | 218550 | | |
| 2026-04-22 19:00 | 218644 | | |
| 2026-04-22 18:00 | 218794 | | |
| 2026-04-22 17:00 | 219088 | | |
| 2026-04-22 16:00 | 219381 | | |
| 2026-04-22 15:00 | 219450 | | |
| 2026-04-22 14:00 | 218456 | | |
| 2026-04-22 13:00 | 215425 | | |
| 2026-04-22 12:00 | 211475 | | |
| 2026-04-22 11:00 | 208969 | | |
| 2026-04-22 10:00 | 208481 | | |
| 2026-04-22 09:00 | 208988 | | |
| 2026-04-22 08:00 | 209494 | | |
| 2026-04-22 07:00 | 209556 | | |
| 2026-04-22 06:00 | 209350 | | |
| 2026-04-22 05:00 | 209162 | | |
| 2026-04-22 04:00 | 208881 | | |
| 2026-04-22 03:00 | 208350 | | |
| 2026-04-22 02:00 | 207875 | | |
| 2026-04-22 01:00 | 208425 | | |
| 2026-04-22 00:00 | 211188 | | |
| 2026-04-21 23:00 | 215588 | | |
| 2026-04-21 22:00 | 219075 | | |
| 2026-04-21 21:00 | 220375 | | |
| 2026-04-21 20:00 | 220494 | | |
| 2026-04-21 19:00 | 220419 | | |
| 2026-04-21 18:00 | 220262 | | |
| 2026-04-21 17:00 | 220119 | | |
| 2026-04-21 16:00 | 220037 | | |
| 2026-04-21 15:00 | 219744 | | |
| 2026-04-21 14:00 | 219356 | | |
| 2026-04-21 13:00 | 219369 | | |
| 2026-04-21 12:00 | 219694 | | |
| 2026-04-21 11:00 | 219775 | | |
| 2026-04-21 10:00 | 219425 | | |
| 2026-04-21 09:00 | 219256 | | |
| 2026-04-21 08:00 | 219956 | | |
| 2026-04-21 07:00 | 220794 | | |
| 2026-04-21 06:00 | 220700 | | |
| 2026-04-21 05:00 | 220194 | | |
| 2026-04-21 04:00 | 219931 | | |
| 2026-04-21 03:00 | 219700 | | |
| 2026-04-21 02:00 | 219588 | | |
| 2026-04-21 01:00 | 220037 | | |
| 2026-04-21 00:00 | 220963 | | |
| 2026-04-20 23:00 | 221688 | | |
| 2026-04-20 22:00 | 221963 | | |
| 2026-04-20 21:00 | 221969 | | |
| 2026-04-20 20:00 | 221706 | | |
| 2026-04-20 19:00 | 221363 | | |
| 2026-04-20 18:00 | 221181 | | |
| 2026-04-20 17:00 | 221225 | | |