COLUMBIA--GRAND COULEE DAM (GCDW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2024-07-26 19:00 | 150356 | | |
| 2024-07-26 18:00 | 150213 | | |
| 2024-07-26 17:00 | 147750 | | |
| 2024-07-26 16:00 | 146369 | | |
| 2024-07-26 15:00 | 147725 | | |
| 2024-07-26 14:00 | 150625 | | |
| 2024-07-26 13:00 | 152875 | | |
| 2024-07-26 12:00 | 152219 | | |
| 2024-07-26 11:00 | 145225 | | |
| 2024-07-26 10:00 | 130294 | | |
| 2024-07-26 09:00 | 112244 | | |
| 2024-07-26 08:00 | 96362 | | |
| 2024-07-26 07:00 | 82194 | | |
| 2024-07-26 06:00 | 70037 | | |
| 2024-07-26 05:00 | 63388 | | |
| 2024-07-26 04:00 | 62594 | | |
| 2024-07-26 03:00 | 65287 | | |
| 2024-07-26 02:00 | 70531 | | |
| 2024-07-26 01:00 | 79331 | | |
| 2024-07-26 00:00 | 93300 | | |
| 2024-07-25 23:00 | 109987 | | |
| 2024-07-25 22:00 | 122400 | | |
| 2024-07-25 21:00 | 127569 | | |
| 2024-07-25 20:00 | 128756 | | |
| 2024-07-25 19:00 | 128581 | | |
| 2024-07-25 18:00 | 127588 | | |
| 2024-07-25 17:00 | 127669 | | |
| 2024-07-25 16:00 | 130975 | | |
| 2024-07-25 15:00 | 136531 | | |
| 2024-07-25 14:00 | 141162 | | |
| 2024-07-25 13:00 | 143475 | | |
| 2024-07-25 12:00 | 145012 | | |
| 2024-07-25 11:00 | 146062 | | |
| 2024-07-25 10:00 | 141637 | | |
| 2024-07-25 09:00 | 127213 | | |
| 2024-07-25 08:00 | 106275 | | |
| 2024-07-25 07:00 | 85081 | | |
| 2024-07-25 06:00 | 66888 | | |
| 2024-07-25 05:00 | 54581 | | |
| 2024-07-25 04:00 | 49875 | | |
| 2024-07-25 03:00 | 51469 | | |
| 2024-07-25 02:00 | 57825 | | |
| 2024-07-25 01:00 | 67638 | | |
| 2024-07-25 00:00 | 79662 | | |
| 2024-07-24 23:00 | 93806 | | |
| 2024-07-24 22:00 | 108625 | | |
| 2024-07-24 21:00 | 120456 | | |
| 2024-07-24 20:00 | 128025 | | |
| 2024-07-24 19:00 | 134438 | | |
| 2024-07-24 18:00 | 140887 | | |
| 2024-07-24 17:00 | 143344 | | |
| 2024-07-24 16:00 | 141006 | | |
| 2024-07-24 15:00 | 138869 | | |
| 2024-07-24 14:00 | 138887 | | |
| 2024-07-24 13:00 | 139012 | | |
| 2024-07-24 12:00 | 138431 | | |
| 2024-07-24 11:00 | 136850 | | |
| 2024-07-24 10:00 | 132963 | | |
| 2024-07-24 09:00 | 124694 | | |
| 2024-07-24 08:00 | 108119 | | |
| 2024-07-24 07:00 | 81688 | | |
| 2024-07-24 06:00 | 54400 | | |
| 2024-07-24 05:00 | 39038 | | |
| 2024-07-24 04:00 | 37300 | | |
| 2024-07-24 03:00 | 43112 | | |
| 2024-07-24 02:00 | 53550 | | |
| 2024-07-24 01:00 | 69569 | | |
| 2024-07-24 00:00 | 91969 | | |
| 2024-07-23 23:00 | 116963 | | |
| 2024-07-23 22:00 | 137156 | | |
| 2024-07-23 21:00 | 148588 | | |
| 2024-07-23 20:00 | 152825 | | |
| 2024-07-23 19:00 | 153250 | | |
| 2024-07-23 18:00 | 152325 | | |
| 2024-07-23 17:00 | 151181 | | |
| 2024-07-23 16:00 | 150631 | | |
| 2024-07-23 15:00 | 151419 | | |
| 2024-07-23 14:00 | 151375 | | |
| 2024-07-23 13:00 | 145644 | | |
| 2024-07-23 12:00 | 134188 | | |
| 2024-07-23 11:00 | 121600 | | |
| 2024-07-23 10:00 | 107831 | | |
| 2024-07-23 09:00 | 92263 | | |
| 2024-07-23 08:00 | 79844 | | |
| 2024-07-23 07:00 | 71456 | | |
| 2024-07-23 06:00 | 63025 | | |
| 2024-07-23 05:00 | 55169 | | |
| 2024-07-23 04:00 | 51119 | | |
| 2024-07-23 03:00 | 51987 | | |
| 2024-07-23 02:00 | 57119 | | |
| 2024-07-23 01:00 | 63769 | | |
| 2024-07-23 00:00 | 71013 | | |
| 2024-07-22 23:00 | 82425 | | |
| 2024-07-22 22:00 | 98169 | | |
| 2024-07-22 21:00 | 112725 | | |
| 2024-07-22 20:00 | 122787 | | |
| 2024-07-22 19:00 | 128875 | | |
| 2024-07-22 18:00 | 132644 | | |
| 2024-07-22 17:00 | 134856 | | |
| 2024-07-22 16:00 | 135119 | | |
| 2024-07-22 15:00 | 135181 | | |
| 2024-07-22 14:00 | 136738 | | |
| 2024-07-22 13:00 | 137863 | | |
| 2024-07-22 12:00 | 136725 | | |
| 2024-07-22 11:00 | 132531 | | |
| 2024-07-22 10:00 | 123756 | | |
| 2024-07-22 09:00 | 111325 | | |
| 2024-07-22 08:00 | 98412 | | |
| 2024-07-22 07:00 | 84731 | | |
| 2024-07-22 06:00 | 69075 | | |
| 2024-07-22 05:00 | 55350 | | |
| 2024-07-22 04:00 | 48031 | | |
| 2024-07-22 03:00 | 47513 | | |
| 2024-07-22 02:00 | 52856 | | |
| 2024-07-22 01:00 | 63312 | | |
| 2024-07-22 00:00 | 76938 | | |
| 2024-07-21 23:00 | 91662 | | |
| 2024-07-21 22:00 | 107463 | | |
| 2024-07-21 21:00 | 122800 | | |
| 2024-07-21 20:00 | 133075 | | |
| 2024-07-21 19:00 | 135806 | | |
| 2024-07-21 18:00 | 132650 | | |
| 2024-07-21 17:00 | 128175 | | |
| 2024-07-21 16:00 | 125294 | | |
| 2024-07-21 15:00 | 122537 | | |
| 2024-07-21 14:00 | 119119 | | |
| 2024-07-21 13:00 | 115181 | | |
| 2024-07-21 12:00 | 109638 | | |
| 2024-07-21 11:00 | 102650 | | |
| 2024-07-21 10:00 | 93725 | | |
| 2024-07-21 09:00 | 80600 | | |
| 2024-07-21 08:00 | 64544 | | |
| 2024-07-21 07:00 | 51788 | | |
| 2024-07-21 06:00 | 47931 | | |
| 2024-07-21 05:00 | 52969 | | |
| 2024-07-21 04:00 | 63144 | | |
| 2024-07-21 03:00 | 75375 | | |
| 2024-07-21 02:00 | 87812 | | |
| 2024-07-21 01:00 | 98737 | | |
| 2024-07-21 00:00 | 108088 | | |
| 2024-07-20 23:00 | 118300 | | |
| 2024-07-20 22:00 | 128825 | | |
| 2024-07-20 21:00 | 135287 | | |
| 2024-07-20 20:00 | 137088 | | |
| 2024-07-20 19:00 | 137244 | | |
| 2024-07-20 18:00 | 137219 | | |
| 2024-07-20 17:00 | 137113 | | |
| 2024-07-20 16:00 | 137287 | | |
| 2024-07-20 15:00 | 138150 | | |
| 2024-07-20 14:00 | 138069 | | |
| 2024-07-20 13:00 | 133056 | | |
| 2024-07-20 12:00 | 121838 | | |
| 2024-07-20 11:00 | 107769 | | |
| 2024-07-20 10:00 | 93869 | | |
| 2024-07-20 09:00 | 81300 | | |
| 2024-07-20 08:00 | 70450 | | |
| 2024-07-20 07:00 | 60994 | | |
| 2024-07-20 06:00 | 54094 | | |
| 2024-07-20 05:00 | 51556 | | |
| 2024-07-20 04:00 | 52994 | | |
| 2024-07-20 03:00 | 57712 | | |
| 2024-07-20 02:00 | 66131 | | |
| 2024-07-20 01:00 | 77944 | | |
| 2024-07-20 00:00 | 91406 | | |
| 2024-07-19 23:00 | 104356 | | |
| 2024-07-19 22:00 | 115669 | | |
| 2024-07-19 21:00 | 125081 | | |
| 2024-07-19 20:00 | 131144 | | |
| 2024-07-19 19:00 | 131806 | | |
| 2024-07-19 18:00 | 127794 | | |
| 2024-07-19 17:00 | 122650 | | |
| 2024-07-19 16:00 | 119500 | | |
| 2024-07-19 15:00 | 120144 | | |
| 2024-07-19 14:00 | 124812 | | |
| 2024-07-19 13:00 | 130169 | | |
| 2024-07-19 12:00 | 130794 | | |
| 2024-07-19 11:00 | 123700 | | |
| 2024-07-19 10:00 | 110681 | | |
| 2024-07-19 09:00 | 96219 | | |
| 2024-07-19 08:00 | 82075 | | |
| 2024-07-19 07:00 | 67575 | | |
| 2024-07-19 06:00 | 54962 | | |
| 2024-07-19 05:00 | 47806 | | |
| 2024-07-19 04:00 | 46494 | | |
| 2024-07-19 03:00 | 50087 | | |
| 2024-07-19 02:00 | 57750 | | |
| 2024-07-19 01:00 | 67819 | | |
| 2024-07-19 00:00 | 80331 | | |
| 2024-07-18 23:00 | 96269 | | |
| 2024-07-18 22:00 | 112900 | | |
| 2024-07-18 21:00 | 125300 | | |
| 2024-07-18 20:00 | 131525 | | |
| 2024-07-18 19:00 | 133588 | | |
| 2024-07-18 18:00 | 133838 | | |
| 2024-07-18 17:00 | 132831 | | |
| 2024-07-18 16:00 | 131981 | | |
| 2024-07-18 15:00 | 133537 | | |
| 2024-07-18 14:00 | 136512 | | |
| 2024-07-18 13:00 | 137556 | | |
| 2024-07-18 12:00 | 135387 | | |
| 2024-07-18 11:00 | 130969 | | |
| 2024-07-18 10:00 | 124931 | | |
| 2024-07-18 09:00 | 116994 | | |
| 2024-07-18 08:00 | 106944 | | |
| 2024-07-18 07:00 | 95669 | | |
| 2024-07-18 06:00 | 85938 | | |
| 2024-07-18 05:00 | 81088 | | |
| 2024-07-18 04:00 | 82388 | | |
| 2024-07-18 03:00 | 88325 | | |
| 2024-07-18 02:00 | 95944 | | |
| 2024-07-18 01:00 | 103938 | | |
| 2024-07-18 00:00 | 112906 | | |
| 2024-07-17 23:00 | 121975 | | |
| 2024-07-17 22:00 | 129294 | | |
| 2024-07-17 21:00 | 133881 | | |
| 2024-07-17 20:00 | 135787 | | |
| 2024-07-17 19:00 | 136069 | | |
| 2024-07-17 18:00 | 135850 | | |
| 2024-07-17 17:00 | 136012 | | |
| 2024-07-17 16:00 | 136319 | | |
| 2024-07-17 15:00 | 135363 | | |
| 2024-07-17 14:00 | 132762 | | |
| 2024-07-17 13:00 | 129619 | | |
| 2024-07-17 12:00 | 126825 | | |
| 2024-07-17 11:00 | 123956 | | |
| 2024-07-17 10:00 | 120213 | | |
| 2024-07-17 09:00 | 115463 | | |
| 2024-07-17 08:00 | 110456 | | |
| 2024-07-17 07:00 | 106237 | | |
| 2024-07-17 06:00 | 102931 | | |
| 2024-07-17 05:00 | 100963 | | |
| 2024-07-17 04:00 | 101181 | | |
| 2024-07-17 03:00 | 102369 | | |
| 2024-07-17 02:00 | 103894 | | |
| 2024-07-17 01:00 | 109019 | | |
| 2024-07-17 00:00 | 119888 | | |
| 2024-07-16 23:00 | 131781 | | |
| 2024-07-16 22:00 | 137769 | | |
| 2024-07-16 21:00 | 137731 | | |
| 2024-07-16 20:00 | 136844 | | |
| 2024-07-16 19:00 | 138000 | | |
| 2024-07-16 18:00 | 140469 | | |
| 2024-07-16 17:00 | 142800 | | |
| 2024-07-16 16:00 | 144662 | | |
| 2024-07-16 15:00 | 145831 | | |
| 2024-07-16 14:00 | 146213 | | |
| 2024-07-16 13:00 | 147394 | | |
| 2024-07-16 12:00 | 149588 | | |
| 2024-07-16 11:00 | 149731 | | |
| 2024-07-16 10:00 | 144863 | | |
| 2024-07-16 09:00 | 134869 | | |
| 2024-07-16 08:00 | 124037 | | |
| 2024-07-16 07:00 | 116638 | | |
| 2024-07-16 06:00 | 111050 | | |
| 2024-07-16 05:00 | 105744 | | |
| 2024-07-16 04:00 | 103787 | | |
| 2024-07-16 03:00 | 106681 | | |
| 2024-07-16 02:00 | 112625 | | |
| 2024-07-16 01:00 | 120194 | | |
| 2024-07-16 00:00 | 127856 | | |
| 2024-07-15 23:00 | 133300 | | |
| 2024-07-15 22:00 | 137700 | | |
| 2024-07-15 21:00 | 143244 | | |
| 2024-07-15 20:00 | 147031 | | |
| 2024-07-15 19:00 | 147506 | | |
| 2024-07-15 18:00 | 147688 | | |
| 2024-07-15 17:00 | 148531 | | |