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<br />DRAFT PrelimInary Water Demand Forecasts, <br /> <br />T bl 1 P I ti P <br /> <br />t <br /> <br />b B <br /> <br />. <br /> <br />. <br />. I I I Increase in I Percent I <br /> . <br /> Population Change Annual Growth <br />Basin 2000 2030 2000 . 2030 2000-2030 Rate <br />Ark.ansas 835,130 1.292.965 457.655 55~~ 1.5~'~ <br />Colorado 248.034 492.556 244.522 ggc,o 2.3~..c <br />San Juan I Dolores I 9O.B93 171,641 BO.748 89O.~ 2.1% <br />San MlOuel <br />Gunnison 88.603 161.495 72.B92 82"" 2.0% <br />NorthPfane 1.586 1.986 400 25~o 0,8~Q <br />AioGrande 46.435 62.748 16.313 35~fO 1.0"0 <br />Sooth Plane 2.965.586 4.911.601 1.926.015 65~,'o 1.7~!o <br />Yampa I Whrte I Green 39.273 61.410 22.137 56% 1.5% <br />Total 4.335.540 7.156.422 2.820.882 65% 1.7% <br /> <br />Source: Colorado Department of local Affairs Demography Section <br /> <br />Current and Future M&l Water Demand <br /> <br />Tht' C\VCB Drought and Water Supply Asst.'ssmt'nt was uSl'd as a starting point (or <br />data wlll'ction on :\1&1 demands throughout the state. It was nt'(essary to sllpplt.'nwnt <br />these d.-lta with an additional (ollow.up sm\"L'y by CD:\l to colll'ct additional water <br />demand information, sL'r\'icl' area POPUldlioll, and to supplL-'ml'nt the number of water <br />providL'r.... TIlt'~l' dMa Wl'rl' used to lostimatl' an <l\'l'ragt.' pt.'r capita watt.'r lI:'ot.' ratt.' for <br />t.'ach county. TI1l'st.' per capita liSt.' raks arl' III ultiplit.'d by the prnjt.'ctL'd population o( <br />each county to e",timatL' current and flltuft., M&I watt.'r dt.'manei (i.e., the rt.'sidl'ntia!. . <br />C01ll1lll'rciaL and industri.ll watl'r lIse) of each county. This l'stimation of county per <br />capita wall'r lI"'l' assumes that all residl'ncl's, busil1e~sl'S, and indllstril;;'~ throughout <br />thl;;' COllllty (including 1110~t sl'if-supplil'd lIst.'r~) USl' water at the ",llnl' r<He"~ the <br />pro\"idl'r-~upplil'd re~idt'nce:->, btlsinesse~, and induslrit.'s as fl'prest'IHl'd in tht' sample <br />dalabasl'. PL'r capita U~l' rall'S ,'ary O\'er a wide r<lngl' ,1I1d Ml-' influenced by tIlt' type <br />of rl'",idL'lltial housing, lawn SLIt', climate, comnll'rcial .1nd indu:-;trialllsl', and <br />l-'spl'cially by h1urislll, which population is not includl'd in the cenSllS and populatioll <br />pn*'ctions. <br /> <br />Where data \,"prl' a\"ailable regarding uniqUl'lMge st'if-sllpplil'ti water lIser", in <br />specific counties, thesl' ~e1f-sllpplil'd W<ltt'r liSt'S wert' addL'd to thl' :\1&1 water <br />demand estimate .1fter per capita USL' wa~ l'stimated" \\lll'rl' specific data were not <br />a\'ailablL, from the Uft.)ught <1I1d \\'.'It('r Supply Asst.'~5nl('nt or publbhed reports, <br />estimatl's were lllade of sl'if.supplied USL'~. Powl'r gent'rating f,Kilitil'''- that rl'cei\"l' <br />largl> ra,," water dl'ii\"l>ril's frolll othl'r sourCl'S ha\-e been included in the sl'li.supplil'd <br />cdtt'gllry. <br /> <br />Thl' water dl'mand forecasts rL'prL''''l'llt tht;' basl'lillt' illrl'c<1",t for the StatewidL' \\'ater <br />Supply Initiati\"l', Thb basl'iine forecast will Sl'r\"l' as the basis (If alkrnatin' water <br />demand scenarios that incorporak alkmdtin' delllographic growth assumptions and <br />the impact of future water COlbl'n'atioll efforts. <br /> <br />. <br /> <br />COM 2 <br /> <br />,,>I, .... ;v.'::ilIlC"~_C~f ......~,. i.......;;.........~'...,'" ~:.E l':-_~"i..:<..'< <br />