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<br />I <br /> <br /> <br />.. <br />,:' <br />K';:.;:":') <br />;;-'~'''<..f <br />,;j;~i; <br />.J?-:":} <br />.~~.~:{,:" . <br />':;,~' . <br />'.~:-':i <":. < <br /> <br /><i~~~:. <br /> <br />/:;:J~ <br />..:,-.:. <br /> <br />4-16-52 <br /> <br />l\) <br />l\j <br />Q') , <br />"OJ <br /> <br />.;;.,",)'" <br /> <br />Runoff in the hil!J:i mountainous ar,ea is de,rived primarly frOm the <br /> <br />:;~!,{:iA' <br />::;,':">< <br />:,,':.:-'..;'-': <br />. ..~, <br />:':;:<1, <br />{:(~-.<: <br />,~'t~l~ <br />;;;~r:~l <br />}./P <br />":';.:;~.:i:'~~+: <br />",' ~:: '.::' <br />',,' ".: <br />c. <:,:.\' <br />;::'.i~:\} <br /> <br />melting of winter snows. In the lower areas of the Arkansas Valley <br /> <br />rainfall oft.en coincides with the seasonal runoff' from the melting <br /> <br />snows of the 'higher areas. Too often the cOIlflequences are damaging <br /> <br />floods and undivertible flows. Summer rains are undependable and <br /> <br />when they do occur are frequently torrential and of limited value <br /> <br /> <br />to agriculture. During the growing season (April 1 to Uctober 31) <br /> <br />the dependable flow of the Arkansas River' snd its tributaries is <br />fully utilized each year for irrigation and other uses. Flood <br /> <br />I , . ~' <br /> <br />flows are conserved to some extent by storage. Winter irrigation <br /> <br />:;,.J;;,_.';::' <br />~. ::\:~.,:-:.~.~~ <br />.' ..... <br />~. ',.> -: . <br /> <br />,};'~:i; <br />~i~~"'~ <br />:.:-<sf:~~~ <br />:':':(}',/ <br />:::~::. :t:; <br /> <br />~:~:\;;>~:: <br />t:t//:;.; <br />.~:;: - ,'.', :.: <br />~;},/:~\: <br />'."~' .,:' ';'.,: <br />;:, :~~\}f~ <br />"""" <br />::":':.:.:.~; . <br />,"\'.'" . <br />~-< ": <br /> <br />i~ rather extensively practiced in some par~s of the valley, <br /> <br />largely as an expendient to conserve some of the winter nows <br /> <br />which would otherwise be lost. <br /> <br />To supplement water originating in the Arkansas niver water- <br />shed, an average of 48,000 acre-feet are imported annually by <br />sllveral transmountain diversions from the OoloradQ River Basin <br /> <br />and one diversion from the Rio Grande Basin. <br /> <br />(',-'/. <br />:;';,-,,;", <br />i/~~\:i;) <br /> <br />The following table shows the average annual water supply <br />available for irrigation or other uses below Pueblo, Colorado, <br /> <br />~~ <br />I · <br /> <br />and the disposition of these waters. <br /> <br />7 <br />