COLUMBIA--WANAPUM DAM (WANW1)
| Observed |
| Date/Time (PDT) | Discharge |
| 2021-06-16 17:00 | 148369 | | |
| 2021-06-16 16:00 | 135875 | | |
| 2021-06-16 15:00 | 120200 | | |
| 2021-06-16 14:00 | 107438 | | |
| 2021-06-16 13:00 | 104594 | | |
| 2021-06-16 12:00 | 111463 | | |
| 2021-06-16 11:00 | 120737 | | |
| 2021-06-16 10:00 | 128381 | | |
| 2021-06-16 09:00 | 134312 | | |
| 2021-06-16 08:00 | 136800 | | |
| 2021-06-16 07:00 | 136056 | | |
| 2021-06-16 06:00 | 134787 | | |
| 2021-06-16 05:00 | 135438 | | |
| 2021-06-16 04:00 | 139400 | | |
| 2021-06-16 03:00 | 142469 | | |
| 2021-06-16 02:00 | 140394 | | |
| 2021-06-16 01:00 | 139688 | | |
| 2021-06-16 00:00 | 144525 | | |
| 2021-06-15 23:00 | 142831 | | |
| 2021-06-15 22:00 | 129938 | | |
| 2021-06-15 21:00 | 122075 | | |
| 2021-06-15 20:00 | 126994 | | |
| 2021-06-15 19:00 | 133312 | | |
| 2021-06-15 18:00 | 132963 | | |
| 2021-06-15 17:00 | 131081 | | |
| 2021-06-15 16:00 | 135600 | | |
| 2021-06-15 15:00 | 146838 | | |
| 2021-06-15 14:00 | 157463 | | |
| 2021-06-15 13:00 | 160350 | | |
| 2021-06-15 12:00 | 157963 | | |
| 2021-06-15 11:00 | 157863 | | |
| 2021-06-15 10:00 | 159762 | | |
| 2021-06-15 09:00 | 159119 | | |
| 2021-06-15 08:00 | 156100 | | |
| 2021-06-15 07:00 | 153312 | | |
| 2021-06-15 06:00 | 151050 | | |
| 2021-06-15 05:00 | 148350 | | |
| 2021-06-15 04:00 | 148000 | | |
| 2021-06-15 03:00 | 153350 | | |
| 2021-06-15 02:00 | 160338 | | |
| 2021-06-15 01:00 | 160531 | | |
| 2021-06-15 00:00 | 153119 | | |
| 2021-06-14 23:00 | 146869 | | |
| 2021-06-14 22:00 | 143794 | | |
| 2021-06-14 21:00 | 136525 | | |
| 2021-06-14 20:00 | 127325 | | |
| 2021-06-14 19:00 | 123694 | | |
| 2021-06-14 18:00 | 122569 | | |
| 2021-06-14 17:00 | 122050 | | |
| 2021-06-14 16:00 | 127438 | | |
| 2021-06-14 15:00 | 138669 | | |
| 2021-06-14 14:00 | 149725 | | |
| 2021-06-14 13:00 | 154506 | | |
| 2021-06-14 12:00 | 151662 | | |
| 2021-06-14 11:00 | 147250 | | |
| 2021-06-14 10:00 | 147213 | | |
| 2021-06-14 09:00 | 150037 | | |
| 2021-06-14 08:00 | 150700 | | |
| 2021-06-14 07:00 | 148394 | | |
| 2021-06-14 06:00 | 145338 | | |
| 2021-06-14 05:00 | 141600 | | |
| 2021-06-14 04:00 | 135756 | | |
| 2021-06-14 03:00 | 127006 | | |
| 2021-06-14 02:00 | 118650 | | |
| 2021-06-14 01:00 | 116362 | | |
| 2021-06-14 00:00 | 118644 | | |
| 2021-06-13 23:00 | 121125 | | |
| 2021-06-13 22:00 | 123606 | | |
| 2021-06-13 21:00 | 124069 | | |
| 2021-06-13 20:00 | 122625 | | |
| 2021-06-13 19:00 | 125794 | | |
| 2021-06-13 18:00 | 134381 | | |
| 2021-06-13 17:00 | 141012 | | |
| 2021-06-13 16:00 | 142506 | | |
| 2021-06-13 15:00 | 142781 | | |
| 2021-06-13 14:00 | 143669 | | |
| 2021-06-13 13:00 | 140900 | | |
| 2021-06-13 12:00 | 131900 | | |
| 2021-06-13 11:00 | 121225 | | |
| 2021-06-13 10:00 | 114819 | | |
| 2021-06-13 09:00 | 114156 | | |
| 2021-06-13 08:00 | 116581 | | |
| 2021-06-13 07:00 | 118612 | | |
| 2021-06-13 06:00 | 119812 | | |
| 2021-06-13 05:00 | 122675 | | |
| 2021-06-13 04:00 | 128825 | | |
| 2021-06-13 03:00 | 136738 | | |
| 2021-06-13 02:00 | 143488 | | |
| 2021-06-13 01:00 | 148325 | | |
| 2021-06-13 00:00 | 151075 | | |
| 2021-06-12 23:00 | 149506 | | |
| 2021-06-12 22:00 | 143025 | | |
| 2021-06-12 21:00 | 136262 | | |
| 2021-06-12 20:00 | 135350 | | |
| 2021-06-12 19:00 | 139806 | | |
| 2021-06-12 18:00 | 142863 | | |
| 2021-06-12 17:00 | 141131 | | |
| 2021-06-12 16:00 | 138775 | | |
| 2021-06-12 15:00 | 141431 | | |
| 2021-06-12 14:00 | 148606 | | |
| 2021-06-12 13:00 | 154775 | | |
| 2021-06-12 12:00 | 156188 | | |
| 2021-06-12 11:00 | 153469 | | |
| 2021-06-12 10:00 | 149463 | | |
| 2021-06-12 09:00 | 146494 | | |
| 2021-06-12 08:00 | 146562 | | |
| 2021-06-12 07:00 | 150644 | | |
| 2021-06-12 06:00 | 156137 | | |
| 2021-06-12 05:00 | 159919 | | |
| 2021-06-12 04:00 | 160844 | | |
| 2021-06-12 03:00 | 158481 | | |
| 2021-06-12 02:00 | 155500 | | |
| 2021-06-12 01:00 | 155750 | | |
| 2021-06-12 00:00 | 158806 | | |
| 2021-06-11 23:00 | 163525 | | |
| 2021-06-11 22:00 | 169719 | | |
| 2021-06-11 21:00 | 174512 | | |
| 2021-06-11 20:00 | 175369 | | |
| 2021-06-11 19:00 | 172731 | | |
| 2021-06-11 18:00 | 169400 | | |
| 2021-06-11 17:00 | 168812 | | |
| 2021-06-11 16:00 | 171644 | | |
| 2021-06-11 15:00 | 177550 | | |
| 2021-06-11 14:00 | 184119 | | |
| 2021-06-11 13:00 | 184856 | | |
| 2021-06-11 12:00 | 178169 | | |
| 2021-06-11 11:00 | 169544 | | |
| 2021-06-11 10:00 | 162231 | | |
| 2021-06-11 09:00 | 156613 | | |
| 2021-06-11 08:00 | 154812 | | |
| 2021-06-11 07:00 | 157731 | | |
| 2021-06-11 06:00 | 161250 | | |
| 2021-06-11 05:00 | 160381 | | |
| 2021-06-11 04:00 | 156006 | | |
| 2021-06-11 03:00 | 152769 | | |
| 2021-06-11 02:00 | 152350 | | |
| 2021-06-11 01:00 | 154344 | | |
| 2021-06-11 00:00 | 158012 | | |
| 2021-06-10 23:00 | 161481 | | |
| 2021-06-10 22:00 | 163394 | | |
| 2021-06-10 21:00 | 163262 | | |
| 2021-06-10 20:00 | 161394 | | |
| 2021-06-10 19:00 | 157450 | | |
| 2021-06-10 18:00 | 151169 | | |
| 2021-06-10 17:00 | 146931 | | |
| 2021-06-10 16:00 | 146650 | | |
| 2021-06-10 15:00 | 145931 | | |
| 2021-06-10 14:00 | 143950 | | |
| 2021-06-10 13:00 | 141181 | | |
| 2021-06-10 12:00 | 135594 | | |
| 2021-06-10 11:00 | 129000 | | |
| 2021-06-10 10:00 | 126425 | | |
| 2021-06-10 09:00 | 130594 | | |
| 2021-06-10 08:00 | 138794 | | |
| 2021-06-10 07:00 | 145944 | | |
| 2021-06-10 06:00 | 149719 | | |
| 2021-06-10 05:00 | 150025 | | |
| 2021-06-10 04:00 | 149306 | | |
| 2021-06-10 03:00 | 150719 | | |
| 2021-06-10 02:00 | 153588 | | |
| 2021-06-10 01:00 | 156588 | | |
| 2021-06-10 00:00 | 160900 | | |
| 2021-06-09 23:00 | 166069 | | |
| 2021-06-09 22:00 | 169250 | | |
| 2021-06-09 21:00 | 171088 | | |
| 2021-06-09 20:00 | 175262 | | |
| 2021-06-09 19:00 | 180725 | | |
| 2021-06-09 18:00 | 183781 | | |
| 2021-06-09 17:00 | 186137 | | |
| 2021-06-09 16:00 | 189875 | | |
| 2021-06-09 15:00 | 191150 | | |
| 2021-06-09 14:00 | 186919 | | |
| 2021-06-09 13:00 | 180206 | | |
| 2021-06-09 12:00 | 175506 | | |
| 2021-06-09 11:00 | 172912 | | |
| 2021-06-09 10:00 | 170688 | | |
| 2021-06-09 09:00 | 169931 | | |
| 2021-06-09 08:00 | 170175 | | |
| 2021-06-09 07:00 | 168969 | | |
| 2021-06-09 06:00 | 168931 | | |
| 2021-06-09 05:00 | 175225 | | |
| 2021-06-09 04:00 | 186494 | | |
| 2021-06-09 03:00 | 193644 | | |
| 2021-06-09 02:00 | 191463 | | |
| 2021-06-09 01:00 | 187050 | | |
| 2021-06-09 00:00 | 188800 | | |
| 2021-06-08 23:00 | 195969 | | |
| 2021-06-08 22:00 | 202275 | | |
| 2021-06-08 21:00 | 202981 | | |
| 2021-06-08 20:00 | 199106 | | |
| 2021-06-08 19:00 | 193056 | | |
| 2021-06-08 18:00 | 185338 | | |
| 2021-06-08 17:00 | 180550 | | |
| 2021-06-08 16:00 | 185325 | | |
| 2021-06-08 15:00 | 195400 | | |
| 2021-06-08 14:00 | 197062 | | |
| 2021-06-08 13:00 | 187025 | | |
| 2021-06-08 12:00 | 176375 | | |
| 2021-06-08 11:00 | 171931 | | |
| 2021-06-08 10:00 | 170012 | | |
| 2021-06-08 09:00 | 166456 | | |
| 2021-06-08 08:00 | 161994 | | |
| 2021-06-08 07:00 | 161188 | | |
| 2021-06-08 06:00 | 167875 | | |
| 2021-06-08 05:00 | 181512 | | |
| 2021-06-08 04:00 | 196656 | | |
| 2021-06-08 03:00 | 205387 | | |
| 2021-06-08 02:00 | 206656 | | |
| 2021-06-08 01:00 | 206975 | | |
| 2021-06-08 00:00 | 208600 | | |
| 2021-06-07 23:00 | 209881 | | |
| 2021-06-07 22:00 | 211106 | | |
| 2021-06-07 21:00 | 210944 | | |
| 2021-06-07 20:00 | 207431 | | |
| 2021-06-07 19:00 | 202506 | | |
| 2021-06-07 18:00 | 199219 | | |
| 2021-06-07 17:00 | 198344 | | |
| 2021-06-07 16:00 | 198312 | | |
| 2021-06-07 15:00 | 197644 | | |
| 2021-06-07 14:00 | 197881 | | |
| 2021-06-07 13:00 | 198906 | | |
| 2021-06-07 12:00 | 195787 | | |
| 2021-06-07 11:00 | 186488 | | |
| 2021-06-07 10:00 | 174731 | | |
| 2021-06-07 09:00 | 165925 | | |
| 2021-06-07 08:00 | 165256 | | |
| 2021-06-07 07:00 | 175269 | | |
| 2021-06-07 06:00 | 192363 | | |
| 2021-06-07 05:00 | 207181 | | |
| 2021-06-07 04:00 | 213631 | | |
| 2021-06-07 03:00 | 214194 | | |
| 2021-06-07 02:00 | 211375 | | |
| 2021-06-07 01:00 | 203519 | | |
| 2021-06-07 00:00 | 191412 | | |
| 2021-06-06 23:00 | 181656 | | |
| 2021-06-06 22:00 | 180200 | | |
| 2021-06-06 21:00 | 185019 | | |
| 2021-06-06 20:00 | 188994 | | |
| 2021-06-06 19:00 | 186825 | | |
| 2021-06-06 18:00 | 179869 | | |
| 2021-06-06 17:00 | 172081 | | |
| 2021-06-06 16:00 | 163994 | | |
| 2021-06-06 15:00 | 160438 | | |
| 2021-06-06 14:00 | 167269 | | |
| 2021-06-06 13:00 | 179050 | | |
| 2021-06-06 12:00 | 188169 | | |
| 2021-06-06 11:00 | 194188 | | |
| 2021-06-06 10:00 | 197775 | | |
| 2021-06-06 09:00 | 197119 | | |
| 2021-06-06 08:00 | 194144 | | |
| 2021-06-06 07:00 | 196725 | | |
| 2021-06-06 06:00 | 207494 | | |
| 2021-06-06 05:00 | 217806 | | |
| 2021-06-06 04:00 | 218431 | | |
| 2021-06-06 03:00 | 210969 | | |
| 2021-06-06 02:00 | 203938 | | |
| 2021-06-06 01:00 | 202775 | | |
| 2021-06-06 00:00 | 207287 | | |
| 2021-06-05 23:00 | 213450 | | |
| 2021-06-05 22:00 | 218775 | | |
| 2021-06-05 21:00 | 223450 | | |
| 2021-06-05 20:00 | 225162 | | |
| 2021-06-05 19:00 | 220894 | | |
| 2021-06-05 18:00 | 210787 | | |
| 2021-06-05 17:00 | 198056 | | |