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<br />,',
<br />
<br />COHPILED BY:
<br />CGLOR^D~WATER CONSERVATION BOARD
<br />
<br /><;;.;0:;1.,
<br />~
<br />
<br />~
<br />
<br />John Mat'Un P.~ervolf
<br />
<br />\
<br />\
<br />\
<br />I
<br />CherlY Cr.."J<: DIl'"
<br />\
<br />\
<br />
<br />"1110"" C1-"",k Ch.n~..l linprov","ent
<br />
<br />'l'lIl....I..tonCllprlood"'.l'
<br />
<br />'u",blo rloo:h'IlY Lev..~ Iht..nalon
<br />
<br />1'1r;onCllnyonD,.",
<br />
<br />lCelly r:oad D..l"n~lon D.m
<br />
<br />a"'''rqen<:y 8111'11< Pep"lr,
<br />15..<:.14, Flooc!.ConlrolA"t19.,6,
<br />,SO,OOO al on.. loclltJ(m)
<br />
<br />Snll'n1ng enoiChuing
<br />IFloo.1 Control ,o,ct 1~37
<br />lI...n..d to ~100.00 "Ileh
<br />loc.tlon}
<br />
<br />. E.."rgency Repllin ~ Flood
<br />Control Wotk~
<br />l"uthor1t.ed fleocl Control Act
<br />lQ41. .....,cndedbyP.L. 99)
<br />
<br />ChalU..ld Darn and Re.ervolr
<br />
<br />South Platte Rlvu' ChaM"l
<br />l"'Prove,"ent.
<br />
<br />'l'rlnldado....ndR..erllOlr
<br />
<br />I'.oUl;l C.rbon O~'"
<br />
<br />S:,,,etlo(S
<br />I/H/71.
<br />
<br />,
<br />
<br />~
<br />
<br />IBmll"SllbovcLam..r,
<br />Colorado On "'rkll"o1l8
<br />River.
<br />
<br />Six' mil". ,outh..,ut
<br />DC lIcnV",I on Cherry
<br />Crcek.
<br />
<br />c...cda, Colo.. Rio
<br />Gr8fl<:r" County.
<br />
<br />At Colne<'lo S;,rinq.,
<br />CoJo. on t~lbutl'lry of
<br />Monllment Creek.
<br />
<br />Pueblo, Colo. On
<br />Arl<.anl'lnn Rlvnr.
<br />
<br />Trlnld.d, Colo. on
<br />Pln"nCllnyonIHroyo.
<br />
<br />On 1.0"'T}' 1Ilr ro~"e
<br />Be~e.
<br />
<br />Ark"nbnll P_Jv." and
<br />trlt'utll~Jee tal ten
<br />dltlercmt lOClltlon..
<br />
<br />1'h~en 10C'etlons on
<br />A~kl\nlla.. R1vllr and
<br />Eouron trlbutarle...
<br />Ona loeatlon on RJo
<br />Grande River.
<br />
<br />"'any loc"tlonn In
<br />theStllte.
<br />
<br />S~ven 1II11e.. up. tree",
<br />from Denver On South
<br />Platte RiVer.
<br />
<br />ChatU..lol OJIIl to
<br />OenverCJtylimltllOn
<br />South'l..tteRlver.
<br />
<br />Two III11ea llouthwest of
<br />'I'rlnUI.d, Colo. on
<br />Pur9'lltolreRlvllr.
<br />
<br />On fl~nr C,.,ol< El 1"11"11
<br />"1,,,,'(' it~ jun~:iClr.
<br />'"'I t h t h., = 01': t ~. P J " '. ~ .,
<br />River 1n Jefr,n""n
<br />County.
<br />
<br />coapa 0' .IiGH~';!;l\S 'ROJr:C.I":l
<br />
<br />COrlSJ:"ucn:O OP. Ul:DF;P C(l:IST~.UCll.9~
<br />
<br />~-~
<br />
<br />rIoo<'lpr..t..ctle.nto IIreaS In
<br />c.,lo. land Klln..all, recuatLcn
<br />and atora']o ot lIuppl"",entlll
<br />Irrl'Jlltlon watrr .upply.
<br />
<br />rlou<'l protection to City or
<br />D"nver.Colo. ..ndrcC'reatlon.
<br />
<br />prot..ct Town or Cree<.le fro",
<br />!Ioodaonl-jlllo..Cnek.
<br />
<br />'rovlde tloo.J. protection to
<br />City of Colnu.el'l S.,rll'l'JII'
<br />
<br />'rovIde rlo.,d prot,'ctlon to
<br />urbanaren"notprot"C't..,lby
<br />th"exlncJnqJ.,ver...
<br />
<br />Protectlll""ut40.cr,,",0{
<br />\1ig\1ly-d"vo:>lopcd Uen In
<br />Trlnldlld reom !loo~s OTl flnon
<br />Canyon Arro~'o.
<br />
<br />'rot""t Aurora. C610. Cn:m
<br />floo~ll or!'Jin;otln"J and flowlnq
<br />throuqh Lo""Y 1Ilr ron:e ~a"".
<br />
<br />IEm<!tgencybank pI"ot.C'C.tlor' to
<br />pr".Jent !Iood dllcr..",.. to brJ"-9"~'
<br />hlg\1...~}.. IIn<l ot\1"r pul;>lI.:
<br />etructure...
<br />
<br />Flood .:oncrol,
<br />
<br />Itoucun...ork, rep&.lrandreutora-
<br />Hon or rnnlntenM:"" ot flood-
<br />control I.'Orl<. thLe"tencd or
<br />d"..tro:tc,lhyfloodu.
<br />
<br />FlOOd protection to Denver III',}
<br />aqrJcult\lr.111r"".down..trea"'.
<br />RccreatJon.
<br />
<br />ProvJ<'!.. c"padt)" In South
<br />Platt" River to l'lccoJl\.'llodatll
<br />ChatCI..ldO.mrel<,ane"
<br />U.OOO cf..J wltheut cau"Lng
<br />flood d""'8'](".
<br />
<br />'Iood Fiotectlon to't'r1nldad
<br />and down.tre.l-f1\ u."a", .t",r,,::!e
<br />and ro,,"uladon o{ ,uppl..m"nt..l
<br />1rrlgution"'.l-t"r Corlg.700
<br />acrc, oC land pr<l,ently
<br />1rrl",,,ted.
<br />
<br />f!_"~"~1: r"'l.t.ures
<br />
<br />'total
<br />Res<'rvolr
<br />C.r,c1ty
<br />.m.hL-
<br />
<br />Concr"t,",ovcrClo" "tructur" 6)1,000
<br />[lankcdb:J..nrthdlk"9,o....er.11
<br />1 "ngll, 2 .~, "'[. G"ted o'"<,r flo...
<br />apl11wny 75 Ct. above ..tr"nrnb~J
<br />1.174 ft. 10nrJ. 10.000a.c. or
<br />.torag" ..l1oc"t.,d Cor recre..Uon
<br />,; fl..hln."J. 2G7.000 ..r. to Hood
<br />controlan:;ll53,900a.f. toC'on-
<br />.er"atlc" :ator"'le [<.or 1rrl.,,"tlon.
<br />
<br />E..rthdam 140 ft. .bove..ue"m, 96.000
<br />b"d. 14.~OO fc. 10Tl<l. ~uth
<br />aplllw~J' it> rl"h.... ao'.;."-"-.en\. \"-10<1-
<br />In'J1ntoTollCilteCr"ek. G.:ned
<br />outlet. J~,OOO a. f. c.,pndty
<br />allocate,] forr<,cr"...t1on&081.000
<br />a.f. for:Cloodcontrol.
<br />
<br />Grouted ~ rlprapped ch..nnel on th"
<br />Willow cre..'" ..llgnm"nt. Channel
<br />I.. 5,527 Ct. 10:"n'1 'n<\ "a' bottolll
<br />width v.ny,nq fro," 8-50 ft.. llnd
<br />from 6-1' ft. dee.? Capacity
<br />1.800cf..
<br />
<br />J"'proue<'lcl'1ann"l about 2n,l. long.
<br />h,,"l.r-s ?artidlJ' :r~p'nr-"e" a~et1Qn
<br />at upper end Iln<.l c-:>ncr:ct.. at lo..er
<br />..nd. T..ohl<lh"aybrl<'1'j"alln,la
<br />rallron<\ brl<l'le con~tru~t"d acr:o..
<br />the chann"l. Ch~"n..1 capacity
<br />14.000c(..
<br />
<br />Ra[.., the exl"tl"'J 1","<'''11 ..nd
<br />e"tendl"..! th~", 2.700 ft.
<br />
<br />Ellrthd:>.rn65'J n. 10lL'J lln-l 73.ft. 40C.
<br />..bo'le .t<,,,,,,,h..d. U""ontroll..d
<br />outl"t ...lth 75 ft. .plll...a}' in
<br />l<,rt..uut"ent.
<br />
<br />EIlrth dam ".1 th pn'leJ ro~d Cn top. laD
<br />mllxlnwnh.,J<jht24 ft.. len'jth
<br />about 2. a~o!t. On:,,~ On each .aid..
<br />of rc~en.,-,1r oC at.<>c.t 3.~00 Ct.
<br />totnl lcn~th. 'two unqateJ ontlets,
<br />onc at 'U"<'J:\bed clcu..Uoo: and
<br />othcr:l {oot bolo... top cr 1am.
<br />
<br />Plloteh.,nn"I", talnlnqdl"-"ll
<br />IInd bnr>k protectlon.
<br />
<br />R..mo"...1 of accUmul.t,,~ IInnq.
<br />anddcbrlu rro",ehanndl.and
<br />elcarln'Jand.tr"l<jht..nJng
<br />ehann"l,.
<br />
<br />Str:alqhtcnlnq channel.. rlll~inq
<br />lcvecn. ~ank. Frotcction lIml
<br />rep"lro{ Ie.vee..d"-""'1..Jby
<br />tlood...
<br />
<br />hrth!lll dnm 150 ft. high anel 385,000
<br />12.900!t. 101\'1. areinCorced
<br />eoncr"t"c>ucl"t lltructure"'lth
<br />!>,ooocr..eapaclty.lleservolr
<br />"torll<]ec:apacltyofl05.0001l.{..
<br />Inclutlin<;l 21~,OOO a. {. for {Iood
<br />control "nd 20.000 a.{. Cor: .edlmcnt
<br />contro1...1,1c-h...lll beu.cd for
<br />r.,crolltlcn"l purpo,....
<br />
<br />Reallgn",..n\. o{ ch"nn"t lInd "n-
<br />large channel ba.o v"cy I n'J
<br />from 100-140 ft. Brld-~<l. pow..r-
<br />JIne and ..ewer r..locatlon...
<br />
<br />D~." 200 tect hlq" will form 114,500
<br />II reservedr: "'lth capnelty or
<br />114.500ll.!.. allo"...te<lll"
<br />folio".", p"man{'nt pool,
<br />4,500 II. r., &e<:!1 men~ stor"lC
<br />39,000 II.!., Irr19"tlon ~O.OOO
<br />..f. an:lfloo<lC<lntro15I,OOO
<br />...r. Outlet capllcity 5.070 c{",
<br />
<br />'tOTALS (co:ls-riwCTW OR u:ror.R C01<$1'IlucrlOt'l
<br />
<br />1,227.286
<br />
<br />~J:.h0RT7.c~CC:Js-r~t:~:!'J9.:!
<br />
<br />~'o~ect d"'...,.,~or~~,., a'!r1~u:-
<br />t."~,,, ~r" \. IlnLl ::>~r,",,~. he,.
<br />flooJ. On )"H C~~<"'. PLo"I~~
<br />reC':r"atlan.
<br />
<br />!':Ilr'.;, rei: d.',TI 162 rt. h~1h ',.1 tl1 ;:..7 SO
<br />II ~,:l':1 .; -,,'". :.-c,' ~ .1. ~ 10 (~. lC'n']
<br />a~J cC'!:l.lr;::r":1t In ~"-ld I" t-:>
<br />aouth 2.700 re. 101".;. Total
<br />..tor"'J" c,\...n~1 ty or 74.750 .. r.
<br />loIhlC'h Jncl',.-".t'8 ~,-40J ... r. ae-:l~l'"",t
<br />pool ';Q b<l UH~ Cor (ecl"lI.llcn.
<br />~(" 000 a. r. r 100.1 cont r<;lI ~ Lora~"
<br />anll 4&. )~O ..Jt"cl;:lrge ~tor8<Jo ~plll~
<br />"'''y In l"rt lIb"t"'",nt with e(e.....
<br />...~.!~'. C1~ l.c:': ~~.. :--..~' ~.."cJ !:.
<br />Ir.,s c"padt~,. of 218.600 ct".
<br />
<br />Co,t
<br />'"
<br />[I-;, \ lo.r 0
<br />
<br />15,2,0.000
<br />
<br />14.700,00'3
<br />
<br />277,500
<br />
<br />E~tlm..t"d
<br />Annu...l
<br />BereCJta
<br />1r.~
<br />
<br />12.000.000
<br />
<br />1,757,000
<br />
<br />\ql\
<br />
<br />s......~... ...
<br />
<br />Compl..t""
<br />1948.
<br />
<br />Co"'pl..c~d
<br />19S3.
<br />
<br />25.000
<br />
<br />CO'"pleted
<br />1950.
<br />
<br />1.171.600 150,000 Co".-Ietco!
<br /> 19~9..
<br /> ,
<br />206.900 25,600 Compl"t...<.l
<br /> 1952.
<br />lS~.400 13.000 Co"'rl~t"<.I
<br /> 19~4 .
<br />150,000 lS4.000 Completeo!
<br /> 19~5 .
<br />
<br />262,740
<br />
<br />247,100
<br />
<br />1,127.600
<br />
<br />Cornphte<'l
<br />durinq
<br />perio<l
<br />1950-61.
<br />
<br />Co"'plet..o!
<br />durin']
<br />p.,rlcod
<br />1948-61.
<br />
<br />Co:npl..t.,<.I
<br />durJn']
<br />perJod
<br />J9~8-67 .
<br />
<br />82,700.000 ll,89S, 500 Und~r
<br />c:or,,,tr:u.ctlor,.
<br />Sched"I..<,!
<br />eomple.t1o:1
<br />In 197).
<br />
<br />3,300,000
<br />
<br />22.000.000
<br />11967prlou1
<br />
<br />111,748.640
<br />
<br />).',[17:;.(:.:)(,
<br />
<br />2. ~a5.O:Cr}
<br />
<br />Con.tructlon
<br />plannln'l
<br />under....ay
<br />Par:to{
<br />C\1aUh:d
<br />Pr:<3~ect .
<br />
<br />lInder
<br />con"tructl,:>n.
<br />
<br />...u~ I>o~l rcrl
<br />1':'05...
<br />
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