COLUMBIA--GRAND COULEE DAM (GCDW1)
| Observed | |||
| Date/Time (PDT) | Discharge | ||
| 2026-04-23 13:00 | 77769 | ||
| 2026-04-23 12:00 | 82656 | ||
| 2026-04-23 11:00 | 89831 | ||
| 2026-04-23 10:00 | 101688 | ||
| 2026-04-23 09:00 | 118631 | ||
| 2026-04-23 08:00 | 136062 | ||
| 2026-04-23 07:00 | 148450 | ||
| 2026-04-23 06:00 | 152556 | ||
| 2026-04-23 05:00 | 147331 | ||
| 2026-04-23 04:00 | 138069 | ||
| 2026-04-23 03:00 | 132850 | ||
| 2026-04-23 02:00 | 130956 | ||
| 2026-04-23 01:00 | 126050 | ||
| 2026-04-23 00:00 | 119769 | ||
| 2026-04-22 23:00 | 119088 | ||
| 2026-04-22 22:00 | 123831 | ||
| 2026-04-22 21:00 | 127906 | ||
| 2026-04-22 20:00 | 125356 | ||
| 2026-04-22 19:00 | 112450 | ||
| 2026-04-22 18:00 | 94219 | ||
| 2026-04-22 17:00 | 82550 | ||
| 2026-04-22 16:00 | 81800 | ||
| 2026-04-22 15:00 | 87612 | ||
| 2026-04-22 14:00 | 95362 | ||
| 2026-04-22 13:00 | 101244 | ||
| 2026-04-22 12:00 | 104456 | ||
| 2026-04-22 11:00 | 107912 | ||
| 2026-04-22 10:00 | 113950 | ||
| 2026-04-22 09:00 | 122881 | ||
| 2026-04-22 08:00 | 132238 | ||
| 2026-04-22 07:00 | 137650 | ||
| 2026-04-22 06:00 | 134969 | ||
| 2026-04-22 05:00 | 123994 | ||
| 2026-04-22 04:00 | 112256 | ||
| 2026-04-22 03:00 | 107481 | ||
| 2026-04-22 02:00 | 110425 | ||
| 2026-04-22 01:00 | 118463 | ||
| 2026-04-22 00:00 | 126556 | ||
| 2026-04-21 23:00 | 129812 | ||
| 2026-04-21 22:00 | 130031 | ||
| 2026-04-21 21:00 | 130175 | ||
| 2026-04-21 20:00 | 126881 | ||
| 2026-04-21 19:00 | 116506 | ||
| 2026-04-21 18:00 | 102013 | ||
| 2026-04-21 17:00 | 89731 | ||
| 2026-04-21 16:00 | 83331 | ||
| 2026-04-21 15:00 | 83888 | ||
| 2026-04-21 14:00 | 90037 | ||
| 2026-04-21 13:00 | 97162 | ||
| 2026-04-21 12:00 | 101694 | ||
| 2026-04-21 11:00 | 103112 | ||
| 2026-04-21 10:00 | 103375 | ||
| 2026-04-21 09:00 | 106775 | ||
| 2026-04-21 08:00 | 114306 | ||
| 2026-04-21 07:00 | 120306 | ||
| 2026-04-21 06:00 | 119325 | ||
| 2026-04-21 05:00 | 113287 | ||
| 2026-04-21 04:00 | 108756 | ||
| 2026-04-21 03:00 | 109362 | ||
| 2026-04-21 02:00 | 114106 | ||
| 2026-04-21 01:00 | 120850 | ||
| 2026-04-21 00:00 | 130469 | ||
| 2026-04-20 23:00 | 144719 | ||
| 2026-04-20 22:00 | 159606 | ||
| 2026-04-20 21:00 | 168050 | ||
| 2026-04-20 20:00 | 167106 | ||
| 2026-04-20 19:00 | 157713 | ||
| 2026-04-20 18:00 | 142106 | ||
| 2026-04-20 17:00 | 125406 | ||
| 2026-04-20 16:00 | 113331 | ||
| 2026-04-20 15:00 | 106388 | ||
| 2026-04-20 14:00 | 102169 | ||
| 2026-04-20 13:00 | 100250 | ||
| 2026-04-20 12:00 | 102644 | ||
| 2026-04-20 11:00 | 111362 | ||
| 2026-04-20 10:00 | 124456 | ||
| 2026-04-20 09:00 | 137188 | ||
| 2026-04-20 08:00 | 146244 | ||
| 2026-04-20 07:00 | 150019 | ||
| 2026-04-20 06:00 | 147231 | ||
| 2026-04-20 05:00 | 138475 | ||
| 2026-04-20 04:00 | 129356 | ||
| 2026-04-20 03:00 | 125537 | ||
| 2026-04-20 02:00 | 127425 | ||
| 2026-04-20 01:00 | 135344 | ||
| 2026-04-20 00:00 | 149225 | ||
| 2026-04-19 23:00 | 163363 | ||
| 2026-04-19 22:00 | 171931 | ||
| 2026-04-19 21:00 | 175094 | ||
| 2026-04-19 20:00 | 173412 | ||
| 2026-04-19 19:00 | 164106 | ||
| 2026-04-19 18:00 | 149619 | ||
| 2026-04-19 17:00 | 137137 | ||
| 2026-04-19 16:00 | 128344 | ||
| 2026-04-19 15:00 | 122638 | ||
| 2026-04-19 14:00 | 121513 | ||
| 2026-04-19 13:00 | 124862 | ||
| 2026-04-19 12:00 | 129631 | ||
| 2026-04-19 11:00 | 131081 | ||
| 2026-04-19 10:00 | 128631 | ||
| 2026-04-19 09:00 | 128956 | ||
| 2026-04-19 08:00 | 135669 | ||
| 2026-04-19 07:00 | 141156 | ||
| 2026-04-19 06:00 | 137919 | ||
| 2026-04-19 05:00 | 130438 | ||
| 2026-04-19 04:00 | 126475 | ||
| 2026-04-19 03:00 | 126581 | ||
| 2026-04-19 02:00 | 126194 | ||
| 2026-04-19 01:00 | 121581 | ||
| 2026-04-19 00:00 | 114244 | ||
| 2026-04-18 23:00 | 107406 | ||
| 2026-04-18 22:00 | 101369 | ||
| 2026-04-18 21:00 | 96213 | ||
| 2026-04-18 20:00 | 90269 | ||
| 2026-04-18 19:00 | 79081 | ||
| 2026-04-18 18:00 | 64219 | ||
| 2026-04-18 17:00 | 53375 | ||
| 2026-04-18 16:00 | 49031 | ||
| 2026-04-18 15:00 | 48069 | ||
| 2026-04-18 14:00 | 49212 | ||
| 2026-04-18 13:00 | 52913 | ||
| 2026-04-18 12:00 | 59475 | ||
| 2026-04-18 11:00 | 69319 | ||
| 2026-04-18 10:00 | 82213 | ||
| 2026-04-18 09:00 | 99000 | ||
| 2026-04-18 08:00 | 120231 | ||
| 2026-04-18 07:00 | 139475 | ||
| 2026-04-18 06:00 | 147425 | ||
| 2026-04-18 05:00 | 144050 | ||
| 2026-04-18 04:00 | 138456 | ||
| 2026-04-18 03:00 | 138025 | ||
| 2026-04-18 02:00 | 142281 | ||
| 2026-04-18 01:00 | 147456 | ||
| 2026-04-18 00:00 | 152312 | ||
| 2026-04-17 23:00 | 156375 | ||
| 2026-04-17 22:00 | 158781 | ||
| 2026-04-17 21:00 | 158794 | ||
| 2026-04-17 20:00 | 152381 | ||
| 2026-04-17 19:00 | 134581 | ||
| 2026-04-17 18:00 | 108950 | ||
| 2026-04-17 17:00 | 86844 | ||
| 2026-04-17 16:00 | 75150 | ||
| 2026-04-17 15:00 | 72188 | ||
| 2026-04-17 14:00 | 74213 | ||
| 2026-04-17 13:00 | 78994 | ||
| 2026-04-17 12:00 | 85500 | ||
| 2026-04-17 11:00 | 94956 | ||
| 2026-04-17 10:00 | 109125 | ||
| 2026-04-17 09:00 | 124906 | ||
| 2026-04-17 08:00 | 136075 | ||
| 2026-04-17 07:00 | 140238 | ||
| 2026-04-17 06:00 | 139206 | ||
| 2026-04-17 05:00 | 134975 | ||
| 2026-04-17 04:00 | 129106 | ||
| 2026-04-17 03:00 | 124231 | ||
| 2026-04-17 02:00 | 121969 | ||
| 2026-04-17 01:00 | 121556 | ||
| 2026-04-17 00:00 | 122006 | ||
| 2026-04-16 23:00 | 121588 | ||
| 2026-04-16 22:00 | 119938 | ||
| 2026-04-16 21:00 | 117463 | ||
| 2026-04-16 20:00 | 108894 | ||
| 2026-04-16 19:00 | 91737 | ||
| 2026-04-16 18:00 | 73175 | ||
| 2026-04-16 17:00 | 59825 | ||
| 2026-04-16 16:00 | 53844 | ||
| 2026-04-16 15:00 | 54606 | ||
| 2026-04-16 14:00 | 59306 | ||
| 2026-04-16 13:00 | 66994 | ||
| 2026-04-16 12:00 | 78737 | ||
| 2026-04-16 11:00 | 94869 | ||
| 2026-04-16 10:00 | 114263 | ||
| 2026-04-16 09:00 | 131031 | ||
| 2026-04-16 08:00 | 137381 | ||
| 2026-04-16 07:00 | 133588 | ||
| 2026-04-16 06:00 | 125331 | ||
| 2026-04-16 05:00 | 116775 | ||
| 2026-04-16 04:00 | 111375 | ||
| 2026-04-16 03:00 | 110644 | ||
| 2026-04-16 02:00 | 114425 | ||
| 2026-04-16 01:00 | 123037 | ||
| 2026-04-16 00:00 | 133050 | ||
| 2026-04-15 23:00 | 137950 | ||
| 2026-04-15 22:00 | 138188 | ||
| 2026-04-15 21:00 | 138081 | ||
| 2026-04-15 20:00 | 132669 | ||
| 2026-04-15 19:00 | 114569 | ||
| 2026-04-15 18:00 | 90169 | ||
| 2026-04-15 17:00 | 73650 | ||
| 2026-04-15 16:00 | 69781 | ||
| 2026-04-15 15:00 | 71350 | ||
| 2026-04-15 14:00 | 70713 | ||
| 2026-04-15 13:00 | 70125 | ||
| 2026-04-15 12:00 | 75737 | ||
| 2026-04-15 11:00 | 86162 | ||
| 2026-04-15 10:00 | 97025 | ||
| 2026-04-15 09:00 | 108588 | ||
| 2026-04-15 08:00 | 120775 | ||
| 2026-04-15 07:00 | 128463 | ||
| 2026-04-15 06:00 | 127812 | ||
| 2026-04-15 05:00 | 122175 | ||
| 2026-04-15 04:00 | 117519 | ||
| 2026-04-15 03:00 | 116088 | ||
| 2026-04-15 02:00 | 117037 | ||
| 2026-04-15 01:00 | 121612 | ||
| 2026-04-15 00:00 | 131144 | ||
| 2026-04-14 23:00 | 140706 | ||
| 2026-04-14 22:00 | 146044 | ||
| 2026-04-14 21:00 | 148387 | ||
| 2026-04-14 20:00 | 144600 | ||
| 2026-04-14 19:00 | 128494 | ||
| 2026-04-14 18:00 | 104388 | ||
| 2026-04-14 17:00 | 84944 | ||
| 2026-04-14 16:00 | 76019 | ||
| 2026-04-14 15:00 | 73775 | ||
| 2026-04-14 14:00 | 73800 | ||
| 2026-04-14 13:00 | 76250 | ||
| 2026-04-14 12:00 | 83237 | ||
| 2026-04-14 11:00 | 94806 | ||
| 2026-04-14 10:00 | 108944 | ||
| 2026-04-14 09:00 | 121331 | ||
| 2026-04-14 08:00 | 127231 | ||
| 2026-04-14 07:00 | 127412 | ||
| 2026-04-14 06:00 | 123806 | ||
| 2026-04-14 05:00 | 115194 | ||
| 2026-04-14 04:00 | 104656 | ||
| 2026-04-14 03:00 | 98056 | ||
| 2026-04-14 02:00 | 96975 | ||
| 2026-04-14 01:00 | 100638 | ||
| 2026-04-14 00:00 | 107469 | ||
| 2026-04-13 23:00 | 115900 | ||
| 2026-04-13 22:00 | 125362 | ||
| 2026-04-13 21:00 | 132463 | ||
| 2026-04-13 20:00 | 130894 | ||
| 2026-04-13 19:00 | 118737 | ||
| 2026-04-13 18:00 | 102912 | ||
| 2026-04-13 17:00 | 92100 | ||
| 2026-04-13 16:00 | 86787 | ||
| 2026-04-13 15:00 | 83456 | ||
| 2026-04-13 14:00 | 82619 | ||
| 2026-04-13 13:00 | 85112 | ||
| 2026-04-13 12:00 | 88912 | ||
| 2026-04-13 11:00 | 92537 | ||
| 2026-04-13 10:00 | 96894 | ||
| 2026-04-13 09:00 | 104544 | ||
| 2026-04-13 08:00 | 115456 | ||
| 2026-04-13 07:00 | 123625 | ||
| 2026-04-13 06:00 | 123000 | ||
| 2026-04-13 05:00 | 115619 | ||
| 2026-04-13 04:00 | 108938 | ||
| 2026-04-13 03:00 | 106906 | ||
| 2026-04-13 02:00 | 107800 | ||
| 2026-04-13 01:00 | 108938 | ||
| 2026-04-13 00:00 | 112300 | ||
| 2026-04-12 23:00 | 122487 | ||
| 2026-04-12 22:00 | 137144 | ||
| 2026-04-12 21:00 | 147600 | ||
| 2026-04-12 20:00 | 148431 | ||
| 2026-04-12 19:00 | 139781 | ||
| 2026-04-12 18:00 | 127031 | ||
| 2026-04-12 17:00 | 118544 | ||