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<br />~'rom Gr~n(l.runelion l)'lily ~entin~l:
<br />
<br />FLOOD DAMAGE PREVENTION
<br />
<br />Wl~inC'",j;~v. .rune 5,19;;7
<br />
<br />Rivers Rising;
<br />May Peak Over
<br />This Weekend
<br />
<br />We,'.,n Co"".<lo ~"""conlin",,<llo,i,c
<br />th,.mo,oing,O)<,tIM,ew..ap",.ibill'y''''Y
<br />wo~'d 'eooh "'.,, ""... <I"nOQ the coming
<br />weekoM,
<br />
<br />The<"Vtw)',;rl(jth;,predi<tioni,'Mtwilh
<br />tem"",.",o,.. hig. ",'hOy.",'hi. ".0',
<br />"""mv"" ,,'e 01 ,,,,,wm." would be ""'ched
<br />
<br />Guno,,,,nRiy.,,,,,,mallype,"inM.y,
<br />CO'Of,,<I<>inJuno,llboot"ohouldb<lnoo,c,."",
<br />''''' .am~ 'imo, llOOOing would g",",ly excoed
<br />tn.,in1952
<br />
<br />Colorado RivOfat Ri",,,,,'e Patk,t>elow
<br />conllucnoe wi'h Gunoi",n, is .bout a, hig~ a,
<br />Ire 195~ pc'~, but the ..,ep ," ,"" O,k. Road
<br />ate. <>as! Of COM",,""'" lak.' I, no'"
<br />~"e",,,e " on '952, A luw """ 01 n'~h w.l~',
<br />"Ow...., ,,,II proba~l, 1:>00<' 'ho ''''p In lho low
<br />placo.
<br />C"o'""oR;ve'""ygoO""OIlele'''^,OnQ
<br />...., w..l "d~ 01 to~ ri'w ~"".ct'nQ t~. Iow'ana,
<br />e"'ofC""t><lOtlC"tl.'"O"."~itml<Jht'J\",.rfiow
<br />",ong 'h~ 'OU'"~"'""II" of tho Olty, ..""Olally
<br />".a, R,v,"~Ido P.,. an<l "p"'o,,"', Tho "v."
<br />""o"t."oqohiqr,",'ntovocmolhom",",oM
<br />R"..".", Road tMn il<li" In 1952,R"oof 18
<br />,""h~, would put wal., 'nto 0"" co'n'" 01 to.
<br />ciOyyo,d,inCrowlm<l',Ad<l;j;on
<br />
<br />Cloudbur"l ,tnrms <lv,'r tributary
<br />,1rai1I"'~~" ~r~ kn,lwn W hav~ ,,,,euned a,,,j
<br />undnubtt'(II:.-' ('<<used floodinl': many tLm,', em
<br />trilmt"ry stre'3ms. Hmn"'(,r. .!,'tail"d :nfor-
<br />
<br />Fritlay. ,Jun~ 7, 1~57
<br />
<br />In order to provide ellwr~eney pro"'~tion
<br />tn tk" Conned;cut Lak~" ari-'ll., ),>wes were
<br />construct,'<:1 by local inl€r~:;t.~ on th(' south
<br />hank of thl' Colorado RivE'r <iown,trl'am from
<br />tho Grand Avcn\lebridge, Low dikcsha\'~al"o
<br />l).),'n ~onotru~t~d on th~ north bank of th<'
<br />Colorado River upstr"a.m from the Grand
<br />Avenue bridl':e ir. the Riverside Park area.
<br />J}urin"the!9;;7flood,aleveewa.,oon<trUCled
<br />along th~ east bank of tbe Gunniwn River by
<br />the U,S, Atomk En~rgy Commission to afford
<br />protedioo to its in~t"lIation. Tk""", worb,
<br />bowewr. are not adequateW contain the 100-
<br />year flood, whicb would be "onsiderably
<br />Iaq.(cr than the 1957 flo"d ev~~t.
<br />Ylostof the re,;en-'oirs in the basin, of the
<br />Coloradollnd Gunni<<m Rivers above the ,tudl'
<br />area are operated for water eCIn,€r\'ation
<br />purpores and eon<equently pl"<lYide only
<br />incidental flood protection W th~ (!rand
<br />,Junctio" area. In the Gunnison River
<br />drainagt'. however, r<'gulationg for joint
<br />conservation,fiood control OJl{'ration of I'aonia
<br />Re"ervoir have h\'enprepared by the Corp.sof
<br />E""ine~rs and th<' BureaU of Reclamation,
<br />The ennservation o[K'fation of Blu~ ~-1mm
<br />R,o;ervoir pt'ovide>\ H,b,;tantial flood contrul
<br />be'wfit" but fnrmal"perating rt'Rulat,ions for
<br />flood control have nnt heen preparerl_ Th~
<br />in~i<lf'n'<11 sWraj(e. iimiw,j (l,x>d control 'I"""',
<br />t,."",-mu\lntain dive,.",o)).;, and irri>:ation
<br />li","8haw'~rveJandwilllJr()\x,blycoJltin'-'ew
<br />jerVl' in rl.dueinl': p<,ak flow, for very lar>:e
<br />flood~ in the study r~~h.
<br />Fln(>(ll'lain ,'q,rulations h,,,,,' \).,,'n ~"I"]1t~d
<br />
<br />lillie Damage Done
<br />So Far By Rivers;
<br />Some Seepage
<br />
<br />Ftood oO'>dlllon' in the G"nd JunW""
<br />.ceacooMoe'o'ecpcltyaNlcounlywo""'en
<br />ont""io~~ut90''''t''.Gun"''''n""dCo'o'OdO
<br />n,,,,,, "''''' ~O"" 'it!'" d.mage
<br />
<br />C,ty"ud~or~dump"'Q,od'ncl<l"'''ong
<br />tMins'Oeofthe,oc",w.llatRi,e,,;ooP"",,ond
<br />tho flow of w,le"he'o h.. OOend;,""edi>l<:'
<br />;nWI".",~r,W.\"'w;lIh.'eto'""""",'h",loo'
<br />beto'" ho""" ," ,oe ."'. .'~ ~"d~"g"'ed,
<br />.'l'ougn",,,", """"",,,ol,,ne'"w'O'dAOOil'OO
<br />M.e"""o'''''''''dl,,''
<br />,~,tO,. 'he "Vet an<l nott~ of tho G"n~
<br />Me,bfld<JO,coon<ye'ow'ate""alnatwo","n
<br />thed...e belw"'" tho ',ve,.""ConoectiC,,"
<br />W.....e.. W",.r "..e'''ll,ngtwCl..t*'o",
<br />thed,..,oP, '~""'t""a'TIOunt'M't""C(\OJn',
<br />,.i"," t.... <1';<0
<br />
<br />A"OlM,c'ew,"duffipingl.ilrq."'<ok"n.'
<br />'no 'outh appro.,ch to ,,'" Gunnl..", H"m
<br />"'i~qa, wMr. a '.r~g whotlpoo' woo was~Ing
<br />aw.ytMI>.,"k, A..,.",ch '''''''' thg'.v~r"ou'"
<br />11(>O~ tho ma<l ," 'pots, ~""h<! AECcompound
<br />..complototyw.Ile<l,n""""aMnocMfi<'.ultyi,
<br />"'poc'&d'horg
<br />"bg~l"",i;o'<>"'I\QI'IIecQmpool"".(tho
<br />CM"e'''u'f,ko,placo,,,,1o(oonrinuO<ttollow
<br />tMoogh LO"orch.." ancl ''''''.'o'h~'.O<J...a""
<br />sM<i, on on i,fan<t
<br />
<br />by Meoa C03nty, D~si~n"led fl"od pl:lin<.
<br />indndiny:l"wnar,arclandfl,"',dw:Lyswne"ar<'
<br />incoqx)rated iow C()unty """Lng map'.
<br />^pplic:\ti"n<forn~wd('vel(\pment()rrevisinn
<br />ofexlstin"devd<Jpmcntinthe8€an',,-,muslbc
<br />ajJpr')\'L~J hy the County C,mlmi'si"n. and
<br />wch new or re"i,ed developm~nt i, ""bjed to
<br />provisionsdesi"ned W prohibit:
<br />a, Stora.....eofmaterialsthatar~float.1b!e
<br />"r may r.e detrimental W human, animal. or
<br />plant life,
<br />b_ Di<posal "f Rarbag~ or oth~r ,olid
<br />wa"t~ mawriak
<br />c, IQ",identialu"",
<br />d, Creation nr dq)(",iti~n uf additional
<br />debri~_
<br />e. f'lacemcntoffill, instalbtior.ofstruc-
<br />tures. Dr owr,we of mat>>ri..ls that could
<br />advcrscly affect flnodflow and lJO"iblycause
<br />additionalflnodin",.
<br />The City of Urand Jundiotl zoning
<br />ordinanee providcs that, ifpropos~d con,tru~-
<br />tion may be damal(ed by flOC>dinj(, or may
<br />caLl,eexistjnl<buildin~ u, bedamag,,,j by
<br />fhxlin""thel"'I'mitfor't)ehstrtl~_t3rCll mu<t
<br />beapprOVl'din writing by the City Enl(ineur,
<br />If the City Engin"~r wiil no! apIJrn\'e II
<br />location f"r builrlin" blXaU"e of itsfloodin",
<br />]If\tO'ntial, h,' must ,tatp hi, "":\son' to the
<br />",pplies'lt i~_ writinr:, Thr apph~'lt m~:' h3\'~
<br />rCCOUr8~ W the City Couneil to ~rar.t the
<br />p<'rmit. but, only Rft~r eomid"ration by the
<br />City Phwninjl;and Zoninl(Commb;ion,
<br />
<br />FUTURE FLOODS
<br />
<br />100, AND 500-YEAR FLOODS
<br />
<br />mation on 11",..-1 "n,,,t, is n,,! a"ail",hl~ ri,l<'
<br />nminly toth,'ru,."I'\:J.tlln'llftli\'rej(ionand
<br />th~ ["ct that fl(~){ling of f~rm and orchard
<br />lan,l -.vo" ,,'ldnm "..",1,,:;. malu,rnf rl'eord,
<br />
<br />Th~ I()O.y~ar flood is 01\(' with a p<~ak flow
<br />n'~Kniwd,_' th~t hH' " I II'!'''''O[ chal\cre or
<br />!",io>: ~qllallE'<l 0" ~~<,,',~1t'(1 in any v.iH'n y""',
<br />nr,d a fre(j3<'ncy ofoc~urretll'~nfabolltonre in
<br />l(){)Yl'~""Qnthelon>:-tf'rmavO'ra"c,~imilarly,
<br />
<br />c,
<br />
<br />the 500-ye"r fl.1Ol! has a ().~ pcre"ntchanc~{)f
<br />b"inl(<'qualkdurcx<'ee<l('rlinanygiwllyrar,
<br />and It fr~q"~nrynf",,,'urrp''''''ofal,",'l1 '-'ne~ tn
<br />,,()(l years on th~ lon~.t~rm awral<:"_ A_,
<br />pr~vi,)"sly indi~~t"d, '''o\\'"wlt "'LOuff from
<br />
<br />e
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