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<br />The Ah'a k. Adam,; Tunnel also imports .....llIer from
<br />the north fork of thli' Colorado Hiw'c but in this casfo
<br />to tht' Big" Thomp~on Hivec in C'olorado. Imports ha\'e
<br />\'arit'd over the pt-riod hut ..inct' the 19,')O'~ ha\'e ranged
<br />from 175,000 to nt-arly ;-l~:l.l){HI acre-feet annually. Fig.
<br />ure 41. This i" thf" large.;t proJt',t /'(Jr importation of
<br />.....atN in th{- ~1Js,,(lun River basin.
<br />
<br />The ~Ioffa! TUIlIlI:'I impocts watN frolll the- Frasf'r
<br />and Williams Fork HIH'r.., trihul:lrit';; of the C'olorado
<br />Hi\for, to ~oulh Huuldf-r Crt't'k. lo('aled in th{> South
<br />Platle Hiw'r hu-",in ill lull)wdo. The proje\l ha" bt'e-n
<br />In opt-ration lJ\'er tht' entire -",tudy pt'tiod 19H 10 IB7A.
<br />Annu:11 impurts han. \'arit'd widply on'r tht' time IWC'
<br />iod with II range lrom :'IhOUl In.()Ot) 10 about ~t).O(H)
<br />arre-.ft'et per ~t'IH. Fi},.'l!ret2,
<br />
<br />Figure 41
<br />Annual Waler Import
<br />Alva B. Adams Tunnel, Colorado
<br />
<br />320,000
<br />300.000
<br />280000
<br />260.000
<br />240,000
<br />220,000
<br />200,000
<br />_ 180.000
<br />~ 160000
<br />t; 140000
<br /><>: 120.000
<br />100.000
<br />80000
<br />60.000
<br />40,000
<br />20.000
<br />o
<br />
<br />50
<br />
<br />"
<br />
<br />55
<br />
<br />60
<br />Yea.
<br />
<br />65
<br />
<br />70
<br />
<br />75
<br />
<br />Figure 43
<br />Annual Water Import
<br />Aurora-Homestake Pipeline, Colorado
<br />
<br />70,000
<br />65,000
<br />60.000
<br />55,000
<br />50.000
<br />45.000
<br />! 40,000
<br />~ 35,000
<br />~ 30,000
<br />25000
<br />20.000
<br />15.000
<br />10,000
<br />5.000
<br />o
<br />
<br />i
<br />1_-
<br />"
<br />
<br />50
<br />
<br />60
<br />
<br />55
<br />
<br />65
<br />
<br />70
<br />
<br />75
<br />
<br />l'E-'a'
<br />
<br />.;0
<br />
<br />The Aurora-Home..takfo l'lpf'line imports .....ater
<br />from the headwatt"r.. of the Eaglf' Hi\'er. a tributary
<br />of the Colorado Hin-r. 10 the Arkansas River and then
<br />to tht" suuth fork of tht" South Plane River in Colo-
<br />rado. Import>.; 1}t>J;:"all in the mid-60's and haw canged
<br />from ahout 2.;-)/)(, to o\'er 13..')00 acre.fe{>t annually,
<br />Figure H.
<br />
<br />Rohert" Tunnel impurt-'" water from the Hlue Hivt>r
<br />in the lolorado ha;;in to tht. north fork of the South
<br />Platte in Park COUnty Imporb beg-an in thi' early
<br />191,0';; and hil\'e \'arit.d (I\'er the years, 11:- shown in
<br />Figure .1--1.
<br />
<br />Tran"fecs ofwaler around node hasin outflo..... point:;
<br />within a g:in'll subbasm, while having lillle impact on
<br />Ihe overall wall'r .;.upply availahle for the subhasin as
<br />
<br />Figure 42
<br />Annual Water tmpor1
<br />Mottat Tunnel, Colorado
<br />
<br />80000
<br />75,000
<br />70.000
<br />65,000
<br />60,000
<br />55,000
<br />50,000
<br />~5,OOO
<br />% ~O 000
<br />.... 35.000
<br />,
<br />:.t 30.000
<br />25.000
<br />20,000
<br />15,000
<br />10000
<br />5.000
<br />o
<br />
<br />"
<br />
<br />50
<br />
<br />55
<br />
<br />60
<br />Yea.
<br />
<br />65
<br />
<br />70
<br />
<br />75
<br />
<br />Figure 44
<br />Annual Water ImpOr1
<br />Roberts Tunnel, Colorado
<br />
<br />280,000
<br />260,000 r
<br />240000
<br />220.000
<br />200 000
<br />'""000
<br />~ 160,000
<br />... 140.000
<br />,
<br />~ 120,000
<br />100 000
<br />80,000
<br />60.000
<br />40.000
<br />20,000
<br />o
<br />
<br />_. . _ _.. ~,~ -'-----0. .
<br />
<br />50
<br />
<br />"
<br />
<br />55
<br />
<br />60
<br />
<br />65
<br />
<br />70
<br />
<br />75
<br />
<br />Yea.
<br />
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