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<br />actual mcasureu rckases at the gaging st;\tio!l, ;\S shown JJ1 Appendix <br />B,6. Part of this Ji~r('.pancy is the result of the lag in time inv\)lved in <br />adjusting the outlet gates ;n the dam ilnd wne.11 the outflow 15 measured <br /><It the gage. The rest of the Jiscrep;mcy is due prim;lrily to the rating <br />tablc changes, causrJ hy ;\ shifting ~h;:lIlncl. heing un;wailablc at the <br />time of changes in rde<lscs. Relocaring the gage nearer tv the d.lfi and <br />installation of an artificial cnntrol secrion would minimize the variations <br />in" rne records. <br /> <br />Torrential rain~ 'un~ 15 tn I8 causcJ floods in the Arkansas River <br />basin in eastern Col~r;lJo ;lI1U we;tern Kansas tl1;lt were major hydro, <br />logic events. M<lny maXImum discharges were cxcceckd, some .several <br />fold. John M:\rtin Reservoir held the entire flood runoff from the basin <br />above. it. However. the uncontrolled trihutdry influw below the reservoir <br />was 50 outstanding that extensive d;muge occurred in many urban and <br />rural are;\s. D;ull!1ge was particularly severe in LlJn;lr ;md Holly, <br />Colorado. <br /> <br />i\ tahuL,tion o! pruvisional m,lximum Ji:;..:h:\rgt.'~ fur tilL June 1965 <br />flood at ~k..:ted :::itt.'~ in thL Arbll~"~ Riwr basin i~ I!iveil ill Appendix <br />.'C". The tilble includes d;1t;l for previously known JnUlma at sites <br />wl1ere the inform:ltion is :IV:lilabk. <br /> <br />Gaging station!' all Purg;1toirc River nC;lr L;1~ Anim<l:;; ;1I1d Arkans;1s <br />River ne;lr Coolidge WCTe destroyetl in the flood. The st:\tinns h:\\'e been <br />put hack 1n operation including replacement of the r:l.dio equipment at <br />rl1e Purgatoire River station. The olu AM rCldio transmitter at the <br />Coolidg~ station W!l5 lost III the flood and will hL' rcphccd with new <br />FM equipment that is now on order. <br /> <br />Conditions ;l[ the gaging station nn rhe Arkan-S;ls River at Las <br />Animas remain~J unfav~r~hl~ hec;lusc of the varying percentages of <br />flow in the hy'pass channel. Efforts to arrange for ;1 stt-lhilizing section <br />in the channel hetween piers uf tl1c new highw:IY bridge \.\'er~ not suc- <br />cessful bec;\Use of b..:k of a sour..::e of financing the construction. <br /> <br />Tl1e Administration approved a coopcrittive agreement with the <br />U, S, Geological Survey for fiscal year July 1, 1965, to June 30, 1966, <br />in the amount of $12,000; $6,000 for e<lch party. Four thou5!1nd dollars <br />of the total is for operation of the gaging stations and $8.000 for <br />procurement and installation of new F~1 radio equipment for the <br />Arkansas River :l.nd Frontier ditch st:l.tions !lear Coolidge. <br /> <br />9. Findings of Fact by the Administration <br /> <br />(a) A special Telephonic Meeting was held by the Administra' <br />tion on April 1, 1965 in a..:::cordance with Article IV, 3B of the By'Laws <br />of the Administration for the purpose of finding tne: reservoir empty. <br />As a result of this meeting. the reservoir was declared to become empty <br />on April 3, 1965. Notice was given to the State Engineer of Colorado <br />and Division Engineer]. W. Patterson of Pueblo. Colorado. The reser~ <br />voir hec,mc em pry at 9:00 A.M, on April 3, 1905, <br /> <br />11 <br />