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<br />,- <br /> <br />, . <br />- , <br /> <br />" <br /> <br />_ c <br /> <br />e) <br /> <br />1911 <br /> <br />(Flood oontrol capacity in potontial reservoirs) <br /> <br />Tho nunbor of square nilo-inchos of procipitation evor tho drain- <br />ago area abeve Pueblo during tho 1921 storn as it occurred vms conputed <br />to be 6,125. Tho 1921 flood could havo been lnrGor if the isohyotal <br />pattern of the storn had shifted 6 to 10 niles southwest. .By shifting <br />thu isohyetal pattern of the storn, as shovm on oxhibit 16,' tho rainfall <br />\"lould havo n::1Juntod to 11,636 squc.re nilo-inches, or an increase of 45.6 <br />percent ovor \"lhat actually occurred. Table 1:) routos tho 1921 flood in- <br />creasod 5~ percent throuGh Pueblo Reservoir. In this routine, 112,000 <br />acre-foet of flood control capacity controlled,the flood to a n~xinun <br />discharGe of 10,000 soo:md-foet. <br /> <br />It is reconnendod thc.t 150,600 act-e-feot oapacity bo I'rovidGd in <br />the Pueblo Resorvoir for flood control, inoludinG 6,600 aore-feot for <br />sodinont deposi ti.:,n in tho flo.,d control space for" poriod of 100 yoars. <br />It is further' roc)~mcnded th~t tho s pill\"lay discharGe.be linited to a <br />n..".xi!,lll..-:\ of lC,':..OO sccond-feot (safe channel co.pncity), \"lhon tho metor <br />surfaco in the Pueblo Roservoir iG at the top of the floOG control pool <br />or bo}2\"l~ \1hon tho vmtor surfaeo in the reservoir rises above the top <br />of the" flood control pool the spilli',-:-.y <1ischr,rce nust nover oxceed tho <br />diseharce \"lhich mmla hnvebcon e'lUood by the flood at t he d~Ji1sito had <br />no ros0rvoir oxi stod-.. <br /> <br />.------ <br /> <br />28 <br />