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<br />Efficient Water Use 111 Homcs and Citics
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<br />Watef budgct Tall'''. l'uhll~'" lh.:u u..;.c
<br />\\.Ill'[ bud~Ch .b5lgn t';h:h I"("sldl"nnal .;:us-
<br />h)mn 3. nll>mhly alll'lment (,j w~ltcr b.b':..:!
<br />,Ill three ty~,. of mf,'rma1\l'n "I::': ,11 the
<br />lanJ:"..:;l[ll:d 101. numh<:r (,I h,>u"".'h"ld rest-
<br />dents. Jnd .Wl'[,l~C C\-.lp"!ransplT,H1on ralC
<br />for (he an.") Dwdhng emd hllUSI.'h"IJ 51'::':
<br />dl'lermmc the ,Ill"tment lor md(l(lT water
<br />USt:, the lrng;llt'd .tn.'a .md \\ealhcr dat.l
<br />dClCrIDLnt' th,' ;lll,'lmen[ k'T ,1utd,lllT UX
<br />LlihUt':;' th.u .Ilk'pl \\.Ilt'f hud.~l'b lypi.
<br />Gilly ll.'ol' an m.:rc.1SJnI; hl,,,:k T.lle strUL(UTl'
<br />The first bk...:k. [,'T t'x;lmr11'. rhWldl~5 .It
<br />le:!"'1 cn(lu~h w (:,1V,'r md,x'T use: th,' x'c-
<br />Llnd bllK:k (ll\tT~ llutd,,,-Jr use rotal wal<::r
<br />liSt: {'xlcl'dmg ](\1..1 percent "f the...: l\\'\l
<br />
<br />bkxb \l<"uld .~l' mtll .10 ,Iddltl~>n.ll hlc'l.:k
<br />m.:urnn~ ~1).:.mh(.\Iltly hl~h<.'T (h.lrl"'~
<br />
<br />Dmu~ht Rl.~tri<:tion...
<br />In 2(\.'1 when nl.ln~ C.'I.'r.1d.l ,,:,'01-
<br />munllw" t.lu:d Kdu..:<.'J v..,11<.'T ~upplin
<br />,\ numh.:r .,1 ullllll,'~ lmp<.l"'.'d w.ltenn>:
<br />n>ln':U\'lh ~.Impk T.'"trkU<.ln" lndu<.kJ
<br />p..'rmlllln.o: IWKl.' \~<'l.'kly lrngau<.'n... Ie'r
<br />h,'u~hllld" wlln ;luwnUll..: ~rnnkkr sy,,'
<br />t.'nb. hmltlllg .l\'l'r.lgl' \\.It..nng tlnl\'~ h'
<br />15 mlnllle-s l'<.'r ::l'nc pr.lhlbamg wJlt'nrl.>:
<br />ht'!w"l'n III ,1_01 .md {'I pm. .mJ T"4wr.
<br />m~ l'<.'mms I\lr ms.t,llhng n<.'\\ Stxl
<br />:\ sludy c\'nductl.'J hy the C.'Ill<'T kiT
<br />"ct\'n":l' JnJ Tn'hlwlogy P\lh..:y R<.'s..\\r..:h
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<br />.,--..;? . -::':. -......
<br />~: "'_t~~" .. .... _M ...:M
<br />~:,"7" ~"-"Pl _ ......-- -t- IIofir. .62 .
<br />."~.... .,. ....:'"i" ~ ~ I,,~e .r'7 ~
<br />..--- "'~ - ~.. ~~.. .....
<br />.~..,..., ~. -t~--.-";:#" ~._._.__~..r"~"!J' /".\:
<br />J.~ r:1,~";r'~.3r . ...;~;'t _...-....~~-,,.~ ;:;...;;~.. ~'J
<br />. .;...::: ':-;"",.~"'~ilr~<":",,- .. ~ eoi(J'::!';..... ..t~'r14~.:r':j'.
<br />... ....~......".'..~.. ~.'_ .,'r.... .' ,~-~ ,'.- ..,..,
<br />.' ).'_ '''"91': ... ......~ .l\.r.r:
<br />'.... . r-' ". ~ ~ ...,.... . ~ ~~~..r ~~. .~.~
<br />, '4 ,4:It 1110 .., . ,...... M.' /.. :..;,.. >. ""'" -
<br />.to . _ '>-'. ~..'4!...( _I 2ro. ~ 'f.... _~_:.-,...olo'; 4. ....~
<br />till ~ .l!t'_' .",,(,. - - -..". -<,.--...,
<br />_. ~_ l"l::.t_~..... .~..."....~..,~----..
<br />....;I111fJI!&!/Ir:.:: ~#_- ~">':'...i:-. ~';,(..1-( ~.:c..' # ..~.' .........
<br />_ __.. '.t1-~"''''''~ ..".~_ _',r.fr"'. ~ _,...,1
<br />W .....r .It~........ .._'r........--. ,....~.....-...- .' -. -,--
<br />-II!"""; ~ - _ "'":;.-~. '-. -:.. 1
<br />_ ~....-; .: __ # '-..... -.J ~ --
<br />......~..., ..r':' -~ .;;;:r _::or .-
<br />-'...... _....,....;.. ~.__ ._..;w "';~';'lI
<br />~1IbO'CW _ ,,__ ...,,-..,..;;.~ ,<lJi
<br />---.r..........______~'i-:.,.,.. ~.....~_:#"'-........~ - ... ~ ...... '"-
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<br />Water Budgets Reduce Demand at Highlands Ranch
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<br />Highlands Ranch, a rapidly grov.lng phmncd communlt}" developed m the 1980s.
<br />is now home to almost 75,000 residents. The Centennial \ValeI' and $amUtion
<br />District. which serves the community, adoplcd a walcr budget Tate structure in the
<br />spring of 2003,
<br />In customizing water budgets for its residcnual CUStomers. the urilit}' used three
<br />assumptions: an a\"e-ra~e household has three resident:'i. Iandscapt>d area:'i comprise
<br />42 percent of household 101:'i, and evapotranspimtion raLes are for cool season turf
<br />grasses (for ex,lmple, bluegrass) in the area_
<br />Centenmal's water rate structure is based on various percentages b}' which a
<br />household miglll exce-ed its budget. For exam pIt'. water use thaI exceeds 3 housc~
<br />hold5 water budget by more than 140 percent will cost more per gallon than waler
<br />ll..<;f" exceedmg the budget by less than 110 percent.
<br />After one year ....'1th water budgets in effect, the community had reduced OWTall
<br />water demand by:2O percent, according to Rick ~kloud. Centennials water resources
<br />manager Mcloud S.1)'S the water budgets are not merely a response to drought; they
<br />are an ongoing reminder to customers to use water efficiently
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<br />10 COL.O"AOO ~OUN[;IATION (0" WATl;" EOUCATION
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<br />.11 th\' Lfll\'a~llY l'\ (:"lor.I.:1" {"Lmd th,U
<br />In 20l'2 milnd,lI"r:< \\.ila u,...- re~lnCll,lflS.
<br />In :'>{'k":h.>J (."I,~rJd" Ull"~ had YJ.n.lhk
<br />n:"ulb redll,'m~ dl.'m,mJ "\~leml\ld~' h~
<br />1.'-5t1 p.:r..:cnt l)lha dll,'S 111 the "Iudy
<br />sh\'\\,'d lIllll,ll ro.:dullwrh 1fl u,...- lL,IJ.'iwd
<br />hi ~mallln..-rt'.b.''''
<br />LI'l1frnnlLng In''lha':<.'ll''<'cuun' sum-
<br />nWT \,j dr,'ught III III th... lJr~l'''t II.Her
<br />UUhll,'';;' .ll,m~ C'h'l'ad,'s Fr\'nt Itmf.',e--
<br />tr.'m Puchl\, ll' hnt LllIl1l1s-pbnncc'd
<br />III ~rend .Ill ,I\"t'ragr "I -;2 ')0 po.:r ..:us.-
<br />1\,"lfT ,'n \\.ltcr ust' d{kll'l1<."Y prllgr.lI1b
<br />1Il 2l'\'4 J,':(lrdm~ t<.l J R.\:ln' ,\I,'WII,lln
<br />\t'ln ~\HW~ Tht".;;,t" Ullhll,'~ hudg"l,.J
<br />fund;. w CdU(.llt> l<'nsumrrs ,lh\1UI I\JI,:'r
<br />ust' rrSln,,:tI(lf}S, III h"lghtt:n cust,'mer
<br />,IWJro.:ne;." Jh,'ut lh\: n,'l,d Il' u.... wa.lt"T
<br />.h elflcl,'mly J" [klSS.lblc lhr,'u~h<'ut lh,'
<br />..umma, 'lnd t,1 underwTlli.' lhe (0"1 "{
<br />hnan(1.11 mCCnU\'l'S. such ,1.. r...h.lte rr<.'-
<br />!,:rJnb_ .md ..nk'K11l~ lU~I,'ma c,'mph-
<br />.mn: \\llh r\'stndl\'n~
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<br />Surd1;trgl'~
<br />:\ surchar~c b ,I tcmr<.n'lr: J.ddlllun.ll
<br />kl' ,11.1.1".-1 ll' CU~I<'mer water blth In llml'S
<br />\,1 r<'~lk de-m.md ,'r \\,lter Shllfl.lge ~llch
<br />,h .-Iwllghl Re5.ulh "~I ,I 20l') CllS!\'rnrr
<br />sur\'ey ":\lndUll,'d hv Denver \\':ltt'r mOI-
<br />l,lted Ih.u ~urd\.lr~.,~ ,'"mhmnl Ituh ,)lher
<br />W ,11" r -\' Ihl"I.'n.\ tn,',lSU rt'~-lnl"ll1din c:
<br />waler u",- rcstndl'lll" 'lOd cnl"llf(l;'ment-
<br />(',Ill he ;In dkC!l\'l' tn\,1 I,'r cnc;'urJglll!,:
<br />tn.'Tl' d!t":lent wa.ler U<;.C
<br />I.lk,' <In!1;om~ wat\'r relte ;:.Inl,tures..
<br />!'un.:h.U"l'~ \Oar:- ,Kn'rdll1~ (<., ..:uswmer
<br />(1.1<;' .1Ild (.:m lllduJ.. v;lrymg nUmbn~ "f
<br />!Iers. t'J..:h rcpr<.'~'nlill.~,l !.lrgai.jL1.ll1lUYllj
<br />W.ltl'r .:md a hlgh<'T LUlU nbl
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<br />Rdutl' and R('twril Program...
<br />~'\-l'r;ll C)lor,ldo lluhtlC" llfkr r...b.llr
<br />pTt1~ram~ Ihal rClmbuf'< Te;.ld...nll.II \\'Jl,'f
<br />\'llS\l1lll<.'f" I"f e-xp('m,,'s rdul'J III mstall-
<br />mg \\:llcr....HKI...m .lrph;1m:e-~ ,'r \rn,.:,1I1On
<br />e-qUlpll1i'nt The mo~l (,'rntn,lll r..h,lt\'"
<br />,m: oHered br ultrJ-low-w'lulllt' toilets.
<br />hl~h-eff1dcnc'- l1oth6 \\Jshcr;:.. .lnd \JWll
<br />IrngJlllm ci.julpmcm
<br />Lllhty rctwlll pnl>:rams Ils11Jlly pwndl'
<br />bJ.s.ll w.1tcr.dhncll":y dl'\"Ile~ Il' CUSlomers.
<br />Ire.: l,f Ch;U~l' ,'r ,u ,>:n:ally redul"cd pnle..
<br />Re-lrofll e'lulpm1.'m m:lY mtlude hlgh-dlt~
<br />clenlY sh<lwahl'Jds. ;.\\'I\'cl kl!ch.::n I.1U(..L
<br />.ICt;llL.lf~_ .md nip "ll-flIP off Jt'TJwrs fl'r
<br />bJ.lhT<:><'m sinks .-\ re-rem rCUl,flt progr.1m
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