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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />22 <br /> <br />unprecedented both in terms of absolute quantities and in <br /> <br />relation to runoff at upstream locations in the basin, <br /> <br />4, <br /> <br />The winter flows (November-March) of the Arkansas River <br /> <br />at Las Animas have declined starting in about 1974. <br /> <br />This <br /> <br />decline is on the order of 5,000 to 7,000 acre-feet per <br /> <br />season, <br /> <br />5, <br /> <br />The flow of the Arkansas River at Las Animas declined <br /> <br />during the 1949-1973 p~riod by 112,000 acre-feet per year <br /> <br />to 48% of the pre-compact average, ~ <br />~"o,/l ., "II"" <br /> <br />t\s5uf"1f,Jo ~ct <br /> <br />The declines in flows referred to above have exceeded <br /> <br />6, <br /> <br />those which would have been caused solely by the hydrolo- <br /> <br />gic variations which occurred during the 1970s and in <br /> <br />part have been caused by factors other than hydrology, <br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />7, The magnitude of the declines indicated by the mass <br /> <br />diagram analyses are approximate and the causes of the <br />}b <br />declines are not identified'~O/,b<fJ <br /> <br />\,dfJ'&"' <br /> <br /> <br />8. ~e correct adjustment to use for the transmountain <br /> <br />diversions at the Canon City gage has not been agreed <br /> <br />upon by the two states at this time, <br /> <br />However, whichever <br /> <br />method is ultimately agreed upon, it will not cause a <br />