COLUMBIA--GRAND COULEE DAM (GCDW1)
| Observed |
| Date/Time (PST) | Discharge |
| 2022-12-01 13:00 | 100037 | | |
| 2022-12-01 12:00 | 107812 | | |
| 2022-12-01 11:00 | 114756 | | |
| 2022-12-01 10:00 | 120144 | | |
| 2022-12-01 09:00 | 124744 | | |
| 2022-12-01 08:00 | 124944 | | |
| 2022-12-01 07:00 | 113506 | | |
| 2022-12-01 06:00 | 90806 | | |
| 2022-12-01 05:00 | 68825 | | |
| 2022-12-01 04:00 | 57306 | | |
| 2022-12-01 03:00 | 55219 | | |
| 2022-12-01 02:00 | 57869 | | |
| 2022-12-01 01:00 | 62663 | | |
| 2022-12-01 00:00 | 70706 | | |
| 2022-11-30 23:00 | 83150 | | |
| 2022-11-30 22:00 | 95550 | | |
| 2022-11-30 21:00 | 104162 | | |
| 2022-11-30 20:00 | 112231 | | |
| 2022-11-30 19:00 | 122281 | | |
| 2022-11-30 18:00 | 129931 | | |
| 2022-11-30 17:00 | 129131 | | |
| 2022-11-30 16:00 | 119556 | | |
| 2022-11-30 15:00 | 108106 | | |
| 2022-11-30 14:00 | 101900 | | |
| 2022-11-30 13:00 | 101237 | | |
| 2022-11-30 12:00 | 102862 | | |
| 2022-11-30 11:00 | 105144 | | |
| 2022-11-30 10:00 | 107981 | | |
| 2022-11-30 09:00 | 111025 | | |
| 2022-11-30 08:00 | 110088 | | |
| 2022-11-30 07:00 | 98513 | | |
| 2022-11-30 06:00 | 76975 | | |
| 2022-11-30 05:00 | 56138 | | |
| 2022-11-30 04:00 | 44725 | | |
| 2022-11-30 03:00 | 41038 | | |
| 2022-11-30 02:00 | 40188 | | |
| 2022-11-30 01:00 | 40825 | | |
| 2022-11-30 00:00 | 43469 | | |
| 2022-11-29 23:00 | 50144 | | |
| 2022-11-29 22:00 | 62881 | | |
| 2022-11-29 21:00 | 80381 | | |
| 2022-11-29 20:00 | 99487 | | |
| 2022-11-29 19:00 | 117206 | | |
| 2022-11-29 18:00 | 129219 | | |
| 2022-11-29 17:00 | 131750 | | |
| 2022-11-29 16:00 | 127831 | | |
| 2022-11-29 15:00 | 125244 | | |
| 2022-11-29 14:00 | 126300 | | |
| 2022-11-29 13:00 | 125631 | | |
| 2022-11-29 12:00 | 118287 | | |
| 2022-11-29 11:00 | 108650 | | |
| 2022-11-29 10:00 | 107125 | | |
| 2022-11-29 09:00 | 115656 | | |
| 2022-11-29 08:00 | 123319 | | |
| 2022-11-29 07:00 | 116688 | | |
| 2022-11-29 06:00 | 95244 | | |
| 2022-11-29 05:00 | 73725 | | |
| 2022-11-29 04:00 | 62469 | | |
| 2022-11-29 03:00 | 58000 | | |
| 2022-11-29 02:00 | 56487 | | |
| 2022-11-29 01:00 | 60906 | | |
| 2022-11-29 00:00 | 72537 | | |
| 2022-11-28 23:00 | 85531 | | |
| 2022-11-28 22:00 | 96350 | | |
| 2022-11-28 21:00 | 109338 | | |
| 2022-11-28 20:00 | 125725 | | |
| 2022-11-28 19:00 | 138394 | | |
| 2022-11-28 18:00 | 139963 | | |
| 2022-11-28 17:00 | 128037 | | |
| 2022-11-28 16:00 | 107200 | | |
| 2022-11-28 15:00 | 88100 | | |
| 2022-11-28 14:00 | 79206 | | |
| 2022-11-28 13:00 | 81869 | | |
| 2022-11-28 12:00 | 91244 | | |
| 2022-11-28 11:00 | 100300 | | |
| 2022-11-28 10:00 | 107219 | | |
| 2022-11-28 09:00 | 113819 | | |
| 2022-11-28 08:00 | 118525 | | |
| 2022-11-28 07:00 | 117062 | | |
| 2022-11-28 06:00 | 107875 | | |
| 2022-11-28 05:00 | 95188 | | |
| 2022-11-28 04:00 | 83294 | | |
| 2022-11-28 03:00 | 73325 | | |
| 2022-11-28 02:00 | 67894 | | |
| 2022-11-28 01:00 | 68287 | | |
| 2022-11-28 00:00 | 71838 | | |
| 2022-11-27 23:00 | 77094 | | |
| 2022-11-27 22:00 | 83581 | | |
| 2022-11-27 21:00 | 89575 | | |
| 2022-11-27 20:00 | 95244 | | |
| 2022-11-27 19:00 | 100950 | | |
| 2022-11-27 18:00 | 103544 | | |
| 2022-11-27 17:00 | 100056 | | |
| 2022-11-27 16:00 | 91662 | | |
| 2022-11-27 15:00 | 83444 | | |
| 2022-11-27 14:00 | 79325 | | |
| 2022-11-27 13:00 | 77181 | | |
| 2022-11-27 12:00 | 73862 | | |
| 2022-11-27 11:00 | 70906 | | |
| 2022-11-27 10:00 | 70987 | | |
| 2022-11-27 09:00 | 74100 | | |
| 2022-11-27 08:00 | 79263 | | |
| 2022-11-27 07:00 | 85088 | | |
| 2022-11-27 06:00 | 88056 | | |
| 2022-11-27 05:00 | 86537 | | |
| 2022-11-27 04:00 | 83838 | | |
| 2022-11-27 03:00 | 82819 | | |
| 2022-11-27 02:00 | 83556 | | |
| 2022-11-27 01:00 | 84619 | | |
| 2022-11-27 00:00 | 83450 | | |
| 2022-11-26 23:00 | 80181 | | |
| 2022-11-26 22:00 | 78600 | | |
| 2022-11-26 21:00 | 81744 | | |
| 2022-11-26 20:00 | 90188 | | |
| 2022-11-26 19:00 | 102106 | | |
| 2022-11-26 18:00 | 112831 | | |
| 2022-11-26 17:00 | 115513 | | |
| 2022-11-26 16:00 | 106287 | | |
| 2022-11-26 15:00 | 92006 | | |
| 2022-11-26 14:00 | 84044 | | |
| 2022-11-26 13:00 | 84131 | | |
| 2022-11-26 12:00 | 87200 | | |
| 2022-11-26 11:00 | 91600 | | |
| 2022-11-26 10:00 | 97700 | | |
| 2022-11-26 09:00 | 102731 | | |
| 2022-11-26 08:00 | 103794 | | |
| 2022-11-26 07:00 | 101425 | | |
| 2022-11-26 06:00 | 95638 | | |
| 2022-11-26 05:00 | 87044 | | |
| 2022-11-26 04:00 | 80144 | | |
| 2022-11-26 03:00 | 77375 | | |
| 2022-11-26 02:00 | 77169 | | |
| 2022-11-26 01:00 | 78775 | | |
| 2022-11-26 00:00 | 81950 | | |
| 2022-11-25 23:00 | 84456 | | |
| 2022-11-25 22:00 | 84763 | | |
| 2022-11-25 21:00 | 84394 | | |
| 2022-11-25 20:00 | 85244 | | |
| 2022-11-25 19:00 | 87112 | | |
| 2022-11-25 18:00 | 87375 | | |
| 2022-11-25 17:00 | 83287 | | |
| 2022-11-25 16:00 | 76088 | | |
| 2022-11-25 15:00 | 70625 | | |
| 2022-11-25 14:00 | 69925 | | |
| 2022-11-25 13:00 | 72519 | | |
| 2022-11-25 12:00 | 75612 | | |
| 2022-11-25 11:00 | 78044 | | |
| 2022-11-25 10:00 | 80325 | | |
| 2022-11-25 09:00 | 82775 | | |
| 2022-11-25 08:00 | 84513 | | |
| 2022-11-25 07:00 | 85906 | | |
| 2022-11-25 06:00 | 88025 | | |
| 2022-11-25 05:00 | 89312 | | |
| 2022-11-25 04:00 | 88019 | | |
| 2022-11-25 03:00 | 85900 | | |
| 2022-11-25 02:00 | 85900 | | |
| 2022-11-25 01:00 | 88056 | | |
| 2022-11-25 00:00 | 89787 | | |
| 2022-11-24 23:00 | 88938 | | |
| 2022-11-24 22:00 | 85912 | | |
| 2022-11-24 21:00 | 83744 | | |
| 2022-11-24 20:00 | 84181 | | |
| 2022-11-24 19:00 | 85312 | | |
| 2022-11-24 18:00 | 85312 | | |
| 2022-11-24 17:00 | 83600 | | |
| 2022-11-24 16:00 | 80000 | | |
| 2022-11-24 15:00 | 77344 | | |
| 2022-11-24 14:00 | 78781 | | |
| 2022-11-24 13:00 | 83206 | | |
| 2022-11-24 12:00 | 88569 | | |
| 2022-11-24 11:00 | 94188 | | |
| 2022-11-24 10:00 | 99531 | | |
| 2022-11-24 09:00 | 105106 | | |
| 2022-11-24 08:00 | 112062 | | |
| 2022-11-24 07:00 | 118800 | | |
| 2022-11-24 06:00 | 120075 | | |
| 2022-11-24 05:00 | 114094 | | |
| 2022-11-24 04:00 | 106588 | | |
| 2022-11-24 03:00 | 102581 | | |
| 2022-11-24 02:00 | 100700 | | |
| 2022-11-24 01:00 | 97069 | | |
| 2022-11-24 00:00 | 92194 | | |
| 2022-11-23 23:00 | 91819 | | |
| 2022-11-23 22:00 | 98581 | | |
| 2022-11-23 21:00 | 110200 | | |
| 2022-11-23 20:00 | 124894 | | |
| 2022-11-23 19:00 | 139775 | | |
| 2022-11-23 18:00 | 147325 | | |
| 2022-11-23 17:00 | 138719 | | |
| 2022-11-23 16:00 | 114094 | | |
| 2022-11-23 15:00 | 88300 | | |
| 2022-11-23 14:00 | 77969 | | |
| 2022-11-23 13:00 | 84500 | | |
| 2022-11-23 12:00 | 96513 | | |
| 2022-11-23 11:00 | 104956 | | |
| 2022-11-23 10:00 | 110019 | | |
| 2022-11-23 09:00 | 115700 | | |
| 2022-11-23 08:00 | 121050 | | |
| 2022-11-23 07:00 | 118525 | | |
| 2022-11-23 06:00 | 105037 | | |
| 2022-11-23 05:00 | 87731 | | |
| 2022-11-23 04:00 | 73469 | | |
| 2022-11-23 03:00 | 63844 | | |
| 2022-11-23 02:00 | 59281 | | |
| 2022-11-23 01:00 | 59469 | | |
| 2022-11-23 00:00 | 63712 | | |
| 2022-11-22 23:00 | 71688 | | |
| 2022-11-22 22:00 | 81688 | | |
| 2022-11-22 21:00 | 91688 | | |
| 2022-11-22 20:00 | 101681 | | |
| 2022-11-22 19:00 | 111994 | | |
| 2022-11-22 18:00 | 119500 | | |
| 2022-11-22 17:00 | 116831 | | |
| 2022-11-22 16:00 | 102256 | | |
| 2022-11-22 15:00 | 87338 | | |
| 2022-11-22 14:00 | 83719 | | |
| 2022-11-22 13:00 | 90544 | | |
| 2022-11-22 12:00 | 100719 | | |
| 2022-11-22 11:00 | 110037 | | |
| 2022-11-22 10:00 | 118219 | | |
| 2022-11-22 09:00 | 125412 | | |
| 2022-11-22 08:00 | 128963 | | |
| 2022-11-22 07:00 | 122912 | | |
| 2022-11-22 06:00 | 104981 | | |
| 2022-11-22 05:00 | 83344 | | |
| 2022-11-22 04:00 | 68006 | | |
| 2022-11-22 03:00 | 60913 | | |
| 2022-11-22 02:00 | 59062 | | |
| 2022-11-22 01:00 | 60081 | | |
| 2022-11-22 00:00 | 65412 | | |
| 2022-11-21 23:00 | 77650 | | |
| 2022-11-21 22:00 | 94287 | | |
| 2022-11-21 21:00 | 111281 | | |
| 2022-11-21 20:00 | 126312 | | |
| 2022-11-21 19:00 | 134925 | | |
| 2022-11-21 18:00 | 133350 | | |
| 2022-11-21 17:00 | 122281 | | |
| 2022-11-21 16:00 | 106956 | | |
| 2022-11-21 15:00 | 95213 | | |
| 2022-11-21 14:00 | 90763 | | |
| 2022-11-21 13:00 | 92569 | | |
| 2022-11-21 12:00 | 99100 | | |
| 2022-11-21 11:00 | 108575 | | |
| 2022-11-21 10:00 | 119100 | | |
| 2022-11-21 09:00 | 128525 | | |
| 2022-11-21 08:00 | 133900 | | |
| 2022-11-21 07:00 | 131325 | | |
| 2022-11-21 06:00 | 117862 | | |
| 2022-11-21 05:00 | 97625 | | |
| 2022-11-21 04:00 | 80244 | | |
| 2022-11-21 03:00 | 70431 | | |
| 2022-11-21 02:00 | 66787 | | |
| 2022-11-21 01:00 | 67725 | | |
| 2022-11-21 00:00 | 71269 | | |
| 2022-11-20 23:00 | 75669 | | |
| 2022-11-20 22:00 | 82700 | | |
| 2022-11-20 21:00 | 93400 | | |
| 2022-11-20 20:00 | 104400 | | |
| 2022-11-20 19:00 | 111912 | | |
| 2022-11-20 18:00 | 113231 | | |
| 2022-11-20 17:00 | 106600 | | |
| 2022-11-20 16:00 | 95275 | | |