COLUMBIA--MCNARY DAM (MCDW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2026-03-31 03:00 | 224738 | | |
| 2026-03-31 02:00 | 219031 | | |
| 2026-03-31 01:00 | 217369 | | |
| 2026-03-31 00:00 | 217181 | | |
| 2026-03-30 23:00 | 217269 | | |
| 2026-03-30 22:00 | 217500 | | |
| 2026-03-30 21:00 | 217681 | | |
| 2026-03-30 20:00 | 217781 | | |
| 2026-03-30 19:00 | 217656 | | |
| 2026-03-30 18:00 | 217213 | | |
| 2026-03-30 17:00 | 216787 | | |
| 2026-03-30 16:00 | 216637 | | |
| 2026-03-30 15:00 | 216588 | | |
| 2026-03-30 14:00 | 216544 | | |
| 2026-03-30 13:00 | 216481 | | |
| 2026-03-30 12:00 | 216269 | | |
| 2026-03-30 11:00 | 216131 | | |
| 2026-03-30 10:00 | 216375 | | |
| 2026-03-30 09:00 | 216431 | | |
| 2026-03-30 08:00 | 215012 | | |
| 2026-03-30 07:00 | 211894 | | |
| 2026-03-30 06:00 | 208906 | | |
| 2026-03-30 05:00 | 207619 | | |
| 2026-03-30 04:00 | 207475 | | |
| 2026-03-30 03:00 | 207519 | | |
| 2026-03-30 02:00 | 207544 | | |
| 2026-03-30 01:00 | 207556 | | |
| 2026-03-30 00:00 | 209006 | | |
| 2026-03-29 23:00 | 214475 | | |
| 2026-03-29 22:00 | 222412 | | |
| 2026-03-29 21:00 | 227688 | | |
| 2026-03-29 20:00 | 229106 | | |
| 2026-03-29 19:00 | 229137 | | |
| 2026-03-29 18:00 | 229125 | | |
| 2026-03-29 17:00 | 229156 | | |
| 2026-03-29 16:00 | 229150 | | |
| 2026-03-29 15:00 | 229988 | | |
| 2026-03-29 14:00 | 233869 | | |
| 2026-03-29 13:00 | 240719 | | |
| 2026-03-29 12:00 | 246637 | | |
| 2026-03-29 11:00 | 249100 | | |
| 2026-03-29 10:00 | 249431 | | |
| 2026-03-29 09:00 | 249412 | | |
| 2026-03-29 08:00 | 249519 | | |
| 2026-03-29 07:00 | 249644 | | |
| 2026-03-29 06:00 | 249731 | | |
| 2026-03-29 05:00 | 249806 | | |
| 2026-03-29 04:00 | 249769 | | |
| 2026-03-29 03:00 | 249631 | | |
| 2026-03-29 02:00 | 249581 | | |
| 2026-03-29 01:00 | 249625 | | |
| 2026-03-29 00:00 | 249681 | | |
| 2026-03-28 23:00 | 249781 | | |
| 2026-03-28 22:00 | 249869 | | |
| 2026-03-28 21:00 | 249800 | | |
| 2026-03-28 20:00 | 249081 | | |
| 2026-03-28 19:00 | 247275 | | |
| 2026-03-28 18:00 | 245906 | | |
| 2026-03-28 17:00 | 246756 | | |
| 2026-03-28 16:00 | 248531 | | |
| 2026-03-28 15:00 | 249363 | | |
| 2026-03-28 14:00 | 249456 | | |
| 2026-03-28 13:00 | 249456 | | |
| 2026-03-28 12:00 | 249444 | | |
| 2026-03-28 11:00 | 249363 | | |
| 2026-03-28 10:00 | 249294 | | |
| 2026-03-28 09:00 | 249344 | | |
| 2026-03-28 08:00 | 249438 | | |
| 2026-03-28 07:00 | 249544 | | |
| 2026-03-28 06:00 | 249681 | | |
| 2026-03-28 05:00 | 249700 | | |
| 2026-03-28 04:00 | 249562 | | |
| 2026-03-28 03:00 | 249500 | | |
| 2026-03-28 02:00 | 249613 | | |
| 2026-03-28 01:00 | 249738 | | |
| 2026-03-28 00:00 | 249781 | | |
| 2026-03-27 23:00 | 249838 | | |
| 2026-03-27 22:00 | 249975 | | |
| 2026-03-27 21:00 | 250088 | | |
| 2026-03-27 20:00 | 249981 | | |
| 2026-03-27 19:00 | 249662 | | |
| 2026-03-27 18:00 | 249463 | | |
| 2026-03-27 17:00 | 249613 | | |
| 2026-03-27 16:00 | 249944 | | |
| 2026-03-27 15:00 | 250213 | | |
| 2026-03-27 14:00 | 250375 | | |
| 2026-03-27 13:00 | 250494 | | |
| 2026-03-27 12:00 | 250581 | | |
| 2026-03-27 11:00 | 250644 | | |
| 2026-03-27 10:00 | 250700 | | |
| 2026-03-27 09:00 | 250662 | | |
| 2026-03-27 08:00 | 250475 | | |
| 2026-03-27 07:00 | 250287 | | |
| 2026-03-27 06:00 | 250244 | | |
| 2026-03-27 05:00 | 250312 | | |
| 2026-03-27 04:00 | 250494 | | |
| 2026-03-27 03:00 | 250787 | | |
| 2026-03-27 02:00 | 250931 | | |
| 2026-03-27 01:00 | 250694 | | |
| 2026-03-27 00:00 | 250206 | | |
| 2026-03-26 23:00 | 249694 | | |
| 2026-03-26 22:00 | 249306 | | |
| 2026-03-26 21:00 | 249150 | | |
| 2026-03-26 20:00 | 249056 | | |
| 2026-03-26 19:00 | 247831 | | |
| 2026-03-26 18:00 | 243869 | | |
| 2026-03-26 17:00 | 238425 | | |
| 2026-03-26 16:00 | 234919 | | |
| 2026-03-26 15:00 | 233981 | | |
| 2026-03-26 14:00 | 233912 | | |
| 2026-03-26 13:00 | 234056 | | |
| 2026-03-26 12:00 | 235463 | | |
| 2026-03-26 11:00 | 239694 | | |
| 2026-03-26 10:00 | 245419 | | |
| 2026-03-26 09:00 | 248963 | | |
| 2026-03-26 08:00 | 249662 | | |
| 2026-03-26 07:00 | 249562 | | |
| 2026-03-26 06:00 | 249662 | | |
| 2026-03-26 05:00 | 249906 | | |
| 2026-03-26 04:00 | 250156 | | |
| 2026-03-26 03:00 | 250300 | | |
| 2026-03-26 02:00 | 250338 | | |
| 2026-03-26 01:00 | 250319 | | |
| 2026-03-26 00:00 | 250244 | | |
| 2026-03-25 23:00 | 250106 | | |
| 2026-03-25 22:00 | 250019 | | |
| 2026-03-25 21:00 | 250094 | | |
| 2026-03-25 20:00 | 250113 | | |
| 2026-03-25 19:00 | 248456 | | |
| 2026-03-25 18:00 | 242769 | | |
| 2026-03-25 17:00 | 234725 | | |
| 2026-03-25 16:00 | 229325 | | |
| 2026-03-25 15:00 | 227431 | | |
| 2026-03-25 14:00 | 226463 | | |
| 2026-03-25 13:00 | 226231 | | |
| 2026-03-25 12:00 | 227387 | | |
| 2026-03-25 11:00 | 228581 | | |
| 2026-03-25 10:00 | 228838 | | |
| 2026-03-25 09:00 | 228738 | | |
| 2026-03-25 08:00 | 228731 | | |
| 2026-03-25 07:00 | 228819 | | |
| 2026-03-25 06:00 | 229050 | | |
| 2026-03-25 05:00 | 229381 | | |
| 2026-03-25 04:00 | 229594 | | |
| 2026-03-25 03:00 | 229537 | | |
| 2026-03-25 02:00 | 229169 | | |
| 2026-03-25 01:00 | 228481 | | |
| 2026-03-25 00:00 | 227694 | | |
| 2026-03-24 23:00 | 227150 | | |
| 2026-03-24 22:00 | 226994 | | |
| 2026-03-24 21:00 | 227125 | | |
| 2026-03-24 20:00 | 227294 | | |
| 2026-03-24 19:00 | 227275 | | |
| 2026-03-24 18:00 | 225938 | | |
| 2026-03-24 17:00 | 221450 | | |
| 2026-03-24 16:00 | 215375 | | |
| 2026-03-24 15:00 | 211881 | | |
| 2026-03-24 14:00 | 211525 | | |
| 2026-03-24 13:00 | 212106 | | |
| 2026-03-24 12:00 | 213688 | | |
| 2026-03-24 11:00 | 218012 | | |
| 2026-03-24 10:00 | 223900 | | |
| 2026-03-24 09:00 | 227688 | | |
| 2026-03-24 08:00 | 228700 | | |
| 2026-03-24 07:00 | 228938 | | |
| 2026-03-24 06:00 | 229219 | | |
| 2026-03-24 05:00 | 229338 | | |
| 2026-03-24 04:00 | 230713 | | |
| 2026-03-24 03:00 | 237294 | | |
| 2026-03-24 02:00 | 249838 | | |
| 2026-03-24 01:00 | 261794 | | |
| 2026-03-24 00:00 | 267500 | | |
| 2026-03-23 23:00 | 268519 | | |
| 2026-03-23 22:00 | 268319 | | |
| 2026-03-23 21:00 | 268113 | | |
| 2026-03-23 20:00 | 268062 | | |
| 2026-03-23 19:00 | 268125 | | |
| 2026-03-23 18:00 | 267625 | | |
| 2026-03-23 17:00 | 263663 | | |
| 2026-03-23 16:00 | 253069 | | |
| 2026-03-23 15:00 | 239631 | | |
| 2026-03-23 14:00 | 231275 | | |
| 2026-03-23 13:00 | 229000 | | |
| 2026-03-23 12:00 | 228656 | | |
| 2026-03-23 11:00 | 228394 | | |
| 2026-03-23 10:00 | 229312 | | |
| 2026-03-23 09:00 | 233431 | | |
| 2026-03-23 08:00 | 239606 | | |
| 2026-03-23 07:00 | 243787 | | |
| 2026-03-23 06:00 | 244981 | | |
| 2026-03-23 05:00 | 245162 | | |
| 2026-03-23 04:00 | 245338 | | |
| 2026-03-23 03:00 | 245469 | | |
| 2026-03-23 02:00 | 245475 | | |
| 2026-03-23 01:00 | 245194 | | |
| 2026-03-23 00:00 | 244162 | | |
| 2026-03-22 23:00 | 242069 | | |
| 2026-03-22 22:00 | 239719 | | |
| 2026-03-22 21:00 | 238213 | | |
| 2026-03-22 20:00 | 237419 | | |
| 2026-03-22 19:00 | 236819 | | |
| 2026-03-22 18:00 | 236544 | | |
| 2026-03-22 17:00 | 236694 | | |
| 2026-03-22 16:00 | 236994 | | |
| 2026-03-22 15:00 | 237219 | | |
| 2026-03-22 14:00 | 237306 | | |
| 2026-03-22 13:00 | 237281 | | |
| 2026-03-22 12:00 | 237219 | | |
| 2026-03-22 11:00 | 237137 | | |
| 2026-03-22 10:00 | 237062 | | |
| 2026-03-22 09:00 | 237094 | | |
| 2026-03-22 08:00 | 237300 | | |
| 2026-03-22 07:00 | 237594 | | |
| 2026-03-22 06:00 | 237725 | | |
| 2026-03-22 05:00 | 237650 | | |
| 2026-03-22 04:00 | 237694 | | |
| 2026-03-22 03:00 | 238625 | | |
| 2026-03-22 02:00 | 241381 | | |
| 2026-03-22 01:00 | 245131 | | |
| 2026-03-22 00:00 | 247588 | | |
| 2026-03-21 23:00 | 248269 | | |
| 2026-03-21 22:00 | 248206 | | |
| 2026-03-21 21:00 | 247894 | | |
| 2026-03-21 20:00 | 247644 | | |
| 2026-03-21 19:00 | 247719 | | |
| 2026-03-21 18:00 | 247956 | | |
| 2026-03-21 17:00 | 248137 | | |
| 2026-03-21 16:00 | 248200 | | |
| 2026-03-21 15:00 | 248200 | | |
| 2026-03-21 14:00 | 248213 | | |
| 2026-03-21 13:00 | 248225 | | |
| 2026-03-21 12:00 | 248206 | | |
| 2026-03-21 11:00 | 247494 | | |
| 2026-03-21 10:00 | 244738 | | |
| 2026-03-21 09:00 | 240475 | | |
| 2026-03-21 08:00 | 237456 | | |
| 2026-03-21 07:00 | 236675 | | |
| 2026-03-21 06:00 | 235581 | | |
| 2026-03-21 05:00 | 230944 | | |
| 2026-03-21 04:00 | 223819 | | |
| 2026-03-21 03:00 | 218831 | | |
| 2026-03-21 02:00 | 217444 | | |
| 2026-03-21 01:00 | 217506 | | |
| 2026-03-21 00:00 | 217550 | | |
| 2026-03-20 23:00 | 217375 | | |
| 2026-03-20 22:00 | 217106 | | |
| 2026-03-20 21:00 | 216919 | | |
| 2026-03-20 20:00 | 216825 | | |
| 2026-03-20 19:00 | 216700 | | |
| 2026-03-20 18:00 | 216544 | | |
| 2026-03-20 17:00 | 216488 | | |