(CIBW1) COLUMBIA - AT INTL BOUNDARY Discharge Monthly Volumes (kaf) from 06-29 to 10-27 Historical Observations Month FCST %Avg 90% 50% 10% Oct 3258 84 3105 3896 4870 Jun 500 89 411 562 894 Jul 7349 97 5640 7543 11176 Aug 6068 99 4603 6142 8439 Sep 4651 98 3726 4725 5902 Total 21826 95 17484 22869 31281 Historical Observations mm-dd FCST 90% 50% 10% 06-29 124133 104400 142500 221900 06-30 128142 102800 141000 229000 07-01 142141 101400 140500 222100 07-02 148119 100550 139500 215800 07-03 151659 100200 136000 206200 07-04 148211 98160 137500 199200 07-05 143656 100600 135500 201100 07-06 133851 98150 137500 194100 07-07 128524 99590 135500 197200 07-08 125558 99520 136500 194700 07-09 123213 95970 132000 194400 07-10 121515 97480 133000 197000 07-11 120501 92960 131000 195800 07-12 119648 90690 130000 202800 07-13 118513 92180 129500 203300 07-14 117492 98530 128500 198300 07-15 116663 94700 123500 195600 07-16 115718 94310 118500 183900 07-17 114749 93510 116500 186500 07-18 113658 88490 116000 180900 07-19 112610 90680 115000 180700 07-20 111258 88160 113000 184800 07-21 110178 89970 113500 178300 07-22 109176 85520 112500 172600 07-23 107979 84050 114000 168000 07-24 107204 86290 113000 167200 07-25 107035 86170 109000 160500 07-26 108487 86170 112000 142800 07-27 107793 83690 111500 142800 07-28 106627 84550 110000 143000 07-29 105524 82610 110500 140700 07-30 104626 81290 107000 142400 07-31 103881 78080 106000 143200 08-01 103888 83300 102500 148800 08-02 105524 80570 105000 155000 08-03 105150 80650 104000 153500 08-04 104677 79400 105000 148800 08-05 104144 79580 105000 151000 08-06 101962 78460 108000 149600 08-07 101328 78450 107000 146700 08-08 100945 71860 106000 145200 08-09 100551 78120 106500 150100 08-10 100104 75900 106000 155800 08-11 99760 75200 102500 149000 08-12 99444 79320 103500 146500 08-13 99082 78740 101000 148100 08-14 98697 75250 102000 144900 08-15 98303 70650 102500 148700 08-16 97922 74440 103000 140600 08-17 97585 75680 98400 131600 08-18 97236 74710 99700 126100 08-19 96844 73570 99950 133200 08-20 96527 70950 101000 133100 08-21 96298 70690 97050 131400 08-22 96137 73980 97250 131100 08-23 96066 78640 99250 127200 08-24 95945 75140 96900 121700 08-25 95782 72520 94000 121700 08-26 95602 75110 89850 121200 08-27 95359 72420 91500 124600 08-28 95076 70770 89950 121000 08-29 94834 66170 94400 124300 08-30 94631 66280 89100 115300 08-31 94598 64550 89450 109700 09-01 90707 62930 85800 109400 09-02 77745 62000 82000 105500 09-03 77171 64670 80150 101900 09-04 77985 59640 79550 99810 09-05 78374 58000 81950 101800 09-06 78308 57950 83100 104900 09-07 78240 58380 81650 104000 09-08 78122 61710 81200 103900 09-09 78055 62950 81550 100900 09-10 78087 63100 80250 102700 09-11 78080 63420 81850 102900 09-12 78007 64450 78200 102560 09-13 77917 63760 78350 101000 09-14 77790 64610 80700 101900 09-15 77694 64780 78900 99190 09-16 77686 62530 79550 96010 09-17 77670 59500 77850 96030 09-18 77747 62350 77300 98820 09-19 77848 64450 77900 96270 09-20 77899 67100 79150 100560 09-21 77846 61970 78400 100880 09-22 77675 64040 78000 96550 09-23 77460 60730 78300 97890 09-24 77284 61850 79750 97860 09-25 77236 64580 77900 92420 09-26 77224 66020 76950 92370 09-27 77315 65220 76200 89940 09-28 77357 63320 76550 94640 09-29 77364 64520 77150 93760 09-30 77422 58260 76800 89980 10-01 71565 57920 74700 97460 10-02 57109 54970 75000 92760 10-03 61107 57820 74200 97160 10-04 60415 59000 71000 95730 10-05 59509 58960 73500 104430 10-06 59147 57810 72900 101780 10-07 59005 58020 72050 106040 10-08 58974 58070 69400 100340 10-09 58918 60010 70800 86330 10-10 58859 59970 71700 87800 10-11 58932 57530 72050 86640 10-12 59376 59830 70950 92870 10-13 59696 58480 70800 88280 10-14 59780 56370 71250 91830 10-15 60193 54530 72050 89990 10-16 60597 56100 72500 80840 10-17 60889 59060 71900 86720 10-18 61263 55610 70000 85560 10-19 61325 60620 71950 86240 10-20 61373 58060 74150 84440 10-21 61701 59420 74600 85160 10-22 62079 59160 74100 86440 10-23 62358 58360 73800 87790 10-24 62421 56810 73400 86430 10-25 62305 57040 74950 87840 10-26 62209 57930 76450 86520 10-27 62105 58310 74550 92450