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<br />fLooO III~TORY
<br />
<br />Table 1.--Hlstodcal peak dtsch"r.~e~ Eor 14 ",i~cellaneou" 5"",11
<br />rural "atersherls In the South Platte and ^rk.'n~as I1.1ver basina.
<br />
<br />Vloodlnp; On strea"," of E"stenl Colorndo is COmmOn duri,,!,: the aummer
<br />
<br />rnonthaofMaythroup;h5epternber. liydrologlc"-haractenan,,-softhetwo
<br />
<br />SlteNa"'-e
<br />(U.S.Ce"lOlllcalSurvey
<br />ataUonnumber,
<br />ifllpplicable)
<br />
<br />suh-ba,qtns studIed are somewhat different h"r""s~ "f basin .i.ze, For this
<br />
<br />ContribuUnp,
<br />drai""iI"
<br />area, in
<br />square ",Ues
<br />
<br />flate
<br />
<br />PeakdiS-
<br />charll"in
<br />cubicfe",t
<br />p~r second
<br />
<br /><eas"n a ft"od hi.t,>ty for the two "aslnR are dhcussed seperately,
<br />
<br />SOUTH PLATTE RIVER BASIN
<br />
<br />Li:aonWatershed
<br />
<br />Black Wolf Creek nr. Wray, CO
<br />Kfow" Creek at Elbert, CO
<br />(06758000)
<br />~Iowa Creek at K-19 ReservoIr nr.
<br />EastonvUle, CO (06757600)
<br />Kiowa Creek Subwatershed No. J-)3 nr.
<br />Eastonville, CO (06757700)
<br />KIowaCreekSubwstershedNo.o-51nr.
<br />Elbert, CO (06757800)
<br />Kl""'a Creek Subwaterslled ~o. R-3 nr,
<br />ElbeI"t,CO(067577S0J
<br />North Rrsneh Indian Creek nr. Max, SB
<br />Piney Creek nr. Melvin, CO
<br />S"uthForkSappaCreeknlbutarynr.
<br />Goodhnd, KS (06844800)
<br />
<br />Flooding In the tributary portion of the study area Is in reaponse to
<br />
<br />hl~h intensiry summer rsinatorrns.
<br />
<br />Information obtained fromloeal resIdents showed thet local flooding
<br />
<br />occunedinlQOO,1933,1915,19)7,1948andI95B. Smaller,lessda",aging
<br />
<br />floods occurred every five or six years,
<br />
<br />Three floodwater ret>lrdInv;darlls \fflre buttt at the northern outskir tsof
<br />
<br />Limon during 1962-64 as a part of the Limon Watershed Project. This should
<br />
<br />signIficantly reduce the .....gnitude and frequenc.y of future flooding along
<br />
<br />25.0
<br />
<br />7117/62
<br />
<br />17,ilO!l
<br />
<br />28.6
<br />
<br />S/30/)5
<br />
<br />41,50!l
<br />
<br />).20
<br />
<br />7/3()/57
<br />
<br />5,250
<br />
<br />1.12
<br />
<br />6/17/65
<br />
<br />2,600
<br />
<br />,"
<br />
<br />6/17/65
<br />
<br />1,270
<br />
<br />2.82
<br />4.16
<br />21.9
<br />
<br />6/17/65
<br />7/31/62
<br />,,/16/65
<br />
<br />2,010
<br />12,900
<br />14,1(){l
<br />
<br />,,'
<br />
<br />6/7/62
<br />
<br />2,600
<br />
<br />th"se tributaries throullh Litoon. Some floodi<1g potential remains however,
<br />
<br />ARKANS~~ RIVER BASIN
<br />
<br />Black Squlrre1 Creeknr. Peyton, CO
<br />B1ueRtbbouCrc,'knr. Pueblo, CO
<br />Boggs Creek nr. Li~esey, CO
<br />Camer"n Arroyo nc, Livesey, CO
<br />C..nadian Iliver tributary nr. ""bron, NM
<br />r,8rri~,,~0 Creek tributary nr. Kenton, OK
<br />Chicorics Crcek above Malloy" Da~, ~
<br />Chicorica Creek tributary nr. Raton, NM
<br />Cimarro" Creek trIbutary in Clmarron, ~~
<br />Cimlln"n River tdbutllry(No.)) nr.
<br />Kent"",!lK 4,9 7/6/51J 2,410
<br />Colorado Ca"y"" nr. Jensen, CO 9 .RA 19~4 3, 100
<br />GrllSmsck An"yo nr. Trinidad, CO 3.6 6/17/65 1,!l91J
<br />Grey Creek nr. Trinidad, CO 1~.0 6/17/h5 1,540
<br />flogana Gulch nr, Eden, CO 1>, 1 7l7/!l4 0, ~~O
<br />!lateen Anoyo nr. Swallow~, r.n 7.8 6/3/21 9,060
<br />Raton Creek nr. Morley, CO 5.27 M16/65 4,6MO
<br />RushCreeknr, Swallows,CO 19.6 6/3/21 4,670
<br />S",lth Anoyo nr. Cunada, CO 29.1 6/l1/65 10,600
<br />SprlnllerArr"yonr.CoUa", N'f 1.00 b/17/f,5 2,2RO
<br />T~",pleton Cap nr. ColoI".1.d" 5pJ'(s, C!l 7.1 5/17/22 r.,l2(l
<br />IurkeyCreekCanyoLlt\I".Ciolll<ron,ID1 ';.25 6/16/65 ",660
<br />Gnn..",edDtaw'lo.lnr. <\.1falfs, 00 .AI, 7/22/54 447
<br />Unna"",d 'lraw No.2 nr. Alfalfa, CO 1.49 7/22/';4 1.130
<br />Unnamed Arroyo No.1 nr. Uvesev, CO 15.2 1./3/21 9,400
<br />UnnarnedArroyo );0. 2 nr. Pueblo, CO .6 6/3/21 6B
<br />Source: "Rainfall-Rllno!! 'lodelfno: and Prelh.lnary R",~ton"l 'lood Characteristics of
<br />Smal1Rural'.,Iateraheda In the Arkansas Iltver Bosfn inCo!orado, 191>1."
<br />
<br />because of inadequate channel, culvert and "rldo:e capncities through the
<br />
<br />ci~y. nw "h..nnels muat ""commodate res"rv"lr r<llease water and runoff frOm
<br />
<br />aresa below the d""""
<br />
<br />There la insufficIent length of record, sInce the Limon Project Dams
<br />
<br />were hutIt, to establiah a flood history ror the modified waterahed. There-
<br />
<br />fore, flo"dlnR on s.I",Ilar rntscellaneous watersheds In the area wM 1nvestl-
<br />
<br />Rated to dete~mlne the runoff potentIal of small drain"~ea such as the
<br />
<br />Tributaries of thia study. Table 1 sh"wa hlstorical flood evente. for 34
<br />
<br />auchwltteraheds. Generallyspeakln,<l.small",atershed.producehio:her
<br />
<br />disCh,..r"cs ner "nit of draln"~e 'lrea than \"r/l:or watersheds. Il.'o:res~lon
<br />
<br />equations prepare~ in ,,-"n.JuncttOll wtth the ",isc"llan~o,," ~"t~ of TAbl,.
<br />
<br />suggests that o"Iy 1.0 square ",il.. of "nc<)"tr()11~d ,1rai"&l(e H~~ \<1()uld
<br />
<br />produce a IOO-year ppak rtischar~~ of 1,500 cfs.
<br />
<br />,
<br />
<br />16.3
<br />'"
<br />24.9
<br />,.;
<br />2.01
<br />,II
<br />9,3
<br />1.))
<br />1.44
<br />
<br />6/11165
<br />6/3/21
<br />6/)/21
<br />6/3/21
<br />,,/11/6'0
<br />7!6/5~
<br />5/18/~S
<br />6/11165
<br />,,15/58
<br />
<br />10,!,rlO
<br />'l,DO
<br />14,500
<br />11,9(l()
<br />?,I3!l
<br />'"
<br />2,450
<br />1,810
<br />1,870
<br />
<br />I~,
<br />
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