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<br />--. <br /> <br />---- - <br />---- . <br /> <br />, <br /> <br />. <br /> <br />em- <br /> <br />1961 <br /> <br />Chnptor__II.~Invcnto~y-of-physioal~aetors <br /> <br />LA.ND CIJ..SSIFIC.Il.TION DESCRIPTION FOR INITIA.L DEVELOPllBm <br /> <br />Theso arocs includo all of the l~nd now being irrigated togother <br />with some adjacont or nearby nonirrigc.tod land. In the Initial Devolop- <br />mont approximatoly 60,000 acre-feet of tran.basin wntor would be mado <br />avuilablo for uso on presont inadequatoly irrigated land. In addition, <br />a regulatod and dependable wator supply would be made' availnble to <br />322,000 aoros of land now irrigated with an unrcliablo supply. Thoso <br />irrigo.ted lo.nds which would bo directly c.ffoeted by tho Initio.l Dovolop- <br />mont o.ro disoussed in tho following sectiona. <br /> <br />Leadvillo to Snlidn area <br /> <br />=, <br />';'''=''':::;;I <br /> <br />'T~s area is bounded on tho north by tho' drainago basin of ~o~up~_ <br />~p"r roachoi' tho Arkan.a. River, on tho wcstby, tho Contincnto.l DivXd"q" <br />'onctho ,southwost by tho Se:ngrc do Cristo Runge, -on the southe::..st,by-the <br />drainageooifil1 of the next 10Vler renoh of tho Arkcnso.s Rivor c.nd on tho <br />Oo.st by tho Fnrk Rango. The crea includos tho drainage basin of tho <br />South Fork of tho Arlronso.s Hi vor. <br /> <br />Soils <br />- <br /> <br />Tho soil is principally derivod fram largo alluvium torro.oes lo- <br />cated West of tho Arkansas River. Typic~l profiles indieate the top_ <br />soil to bo a sundy loam toxturo ve.ryini5 in depth from 6 to ro inches. <br />Gomrally, the farther the land lios from tho arkc.nsas Rivur or th:> <br />closor to tho mountains, tho shallowor the topsoil. Tho color of the <br />topsoil V::lrios from a reddi sh brOlvn to dark brovln wi th some groyish ' <br />brown arens. The subsoil of tho irri~blo land is eomposod of sand <br /><U1d gravel Varying from cbout 3 foet in depth noar the mcuntuins, to <br />moro than 5 foot near tho river. Tho permoability of the soil is ex_ <br />cellent. Tho ""ter-holding cape.ci ty is limited by beth cecrse tox't- <br />uro nnd shc.llcm depth of soil~ l.loun;te:in muhly, lllJe:dov, fescuo, and <br />gra= ucss aro prodOJllinant on the unoul ti vatod aroas. <br /> <br />. -,6" - <br />