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<br />002U03 <br /> <br />IlOftllLT PiQGllESS IlJ:FOIl'r <br />s.ur WIS VALLET PIlOJ.C!, COLOIWlO <br />:a.CloD .0. T <br />1I0nth of JIUmA'7. 1941 <br /> <br />'fhe San Lui. Vall.,. Project va. &u\horhed. under SeCUOD 9 of the <br />Boc1....Uon Aot of 1939. !h. .bdl". of ...l1bllU7 ..... apprond ll7 tho <br />Slor.tar" of 'he In'erlor on April 10, 1940. and transmitt.d to the Con- <br />C1"e1l on thl ..... date. On 31m. IS, 1940, th, Caner... tll'.\ appropriate' <br />tun4, 'tor t'a7ther In.....U,;aUon.. taplol'.'o17 azul preparah17 work anll <br />co~encsaen' of con.\ruc\lon..... (Act of June 18, 1940, Ch. 395. 54 St.t_ <br />406). <br /> <br />1. OlDled Balla DIYl,loDI CIn."'lC.'lonl ADd ~TY'7W. 7~ co.pll'e) <br /> <br />1. !bA co.-.nc__en' ot con.'ruo\lon of 'hi ClOled Ja,la Dr&ln I, con- <br />tineeD' OD C.) CODclu.l~ fLDd1nC of :u.tltleattoD theretoI' OD the ball. of <br />co.t ODd tM _Ut7 and qualU7 of ....lor '0 b. ..curocl.. &lid (b) uklnc of <br />adequat.e .J'I'U.&....nt.. tor _1n\en.anCI of 'h. 4fab (4.0\ of June 18. 1940, <br />Ch. 395. 54 Stat. 406.) <br /> <br />11. !h. con'..apl.t.ed works "'01114 conell\ of an open drain toll.l 35 .u.. <br />ID lencth eztendinc fro. Sacu.o~. Creak '0 the 2io Grande Blyer, the ..in <br />purpo.e of the drain betnc to &upeDt the tloy of the lUo Orande bT !:lean. of <br />cl.nLlnB<<e return froa th. Cloted helD. ud benee pera1\ an equal ..oun' of <br />RID Grande wahl' '0 b, '0...4 b. 'he San Lull Yallq. <br /> <br />111. Bec1Dnlnc about 1915. 'f'a1'loue IndlT1~l. e.nd &gene i.. hay. end.a... <br />orad h d.e"rDin. 'he fea81bil1\7 01 wch a llreln. .&.11 8l1ch .tndlu haye been <br />incoDclu.1Y. and a' wid. .-rianc.. DurlRc Oo'ober 1945. repr..entatlya. of <br />t.he :Bureau of aeolaaaUon. ,he Oeological Sarre)". and. 'he Colorado State Water <br />ConlerYatlon Board .., '0 e?01T8 a coop.ratl.e proCra. ot 1n.e.tteatlon. to <br />pro.. or dt.proTe the t"llbl11'7 of a drab. !h. procraa ot 1n...t1catlon. <br />tbu, .YO}.ed. ac4 th. co.-Itaent. of the Tarlou. parttalpatinc &<<encie. for <br />CU17iD& au' the pJ'oC:rNl were outlined 1n a Joint ."oJ'tm4ml dahd October 10. <br />1945. <br /> <br />Du.r1nc the lIOJ1\h neI4 and oftice Itudl.. ha.e 1ncIude41 <br /> <br />ly. Month17 read1.nc' ot the water table eleftUoa.1 at .ppros.imatelT 250 <br />.epar.te location, in the ..ump. and area to the we.t. <br /> <br />Iorilontal and ..rtle.l control. were elt.bll,hed and 'he takine of <br />8\rlp tOPOC1'apJ:v' iAt \latH. at a loe.\ton alone th, 110 Graade below Alaaoca <br />tor the purpo.. ot d.etenUa.1D.fJ the teal1bll1\7 ot paral1el1n& the rtTer for <br />approxl..\elr 2 .11e. with the eloled Ba.in Drsln \0 p.ratt a lower cr&de <br />liDe tor \he drain. <br /> <br />.. Plan and protU. c!rav1nca were prepared tor 'h.e drain; a ceu"lr&1 up <br />ot the -.ump- area wal r.rtaed '0 ahoY lceatlonl of' all obserTllUoa. and te,\ <br />