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06I~1/1999 10:09 ' 215-2906 ALKaLi Liviai~ <br />~~ <br />FMC Corporation <br />Alkali Chemicals q~vision <br />17;15 Market Street <br />F'I~iladetphia Pennsylvania 19103 <br />31b 299 6000 <br />rFMC <br />/ <br />/ <br />tune -~. 1444 <br />Mr. CltucJ: wdtiamu ~G-~"` ~ ' v x <br />d oC <br />U.S. Faviror~ll'mtecti~Ageeoy • <br />Mail Cade: SP-W-CW <br />994 ib° Street, 5eRe 300 <br />Deaver, Colorado 80202.2466 <br />Dear Mr. Wiltlauts: <br />re: Yankee t~a1rL 5odbnn 1llffavals Project - Clu ID UIC Draft Fhrmtt <br />III IIIIIIIIIIIIIIII <br />~w~~ <br />1 em wrifina to caanmrat am the Class III VIC lha8 Penal! and Drag 6tsitameaR of Bow far the <br />proposed Yankee t3ulah Sa>doun Mtterals proja- for Atnaaian Soda, L.LP. FMC Casporation <br />has an iole+eat m 8a6tiiiOG f111d other aompaniee 11a1tading to prfctitoe aallmen mmiog d sodium <br />alkali minerals do aro in alt OAYQOnma7~y ~pomallla etael eeeheeoIIy abaad awnner. <br />FMC Catpontion is the vasty o to soly aommercialme trona solttdan toreros oa a <br />large state. Ftiutherroote, FMC u familiar with the natLoolioe depodi in t60 PieemKS Ba®n <br />because Ae have evathntted patamly tlevHoptnp that tesomce tin atveal ocwdama dtariag the ]act <br />few Yeah. FMC may deride 1o make en imtanrrat in rreha#he aid come futum data Such an <br />investareut watld take advaatape dptoprictsq iccLnology that FMC Lea devebpad rot fro 9vork <br />on tines sohttion trdnigg. PMC wa»fa to make acct®n that tLe pmpoaed Amaiiraa Sada project <br />doem't jeopaudize our ittvestmaM m alkali tmoenlr solmum mimae by iatrodaeutg ta~bgy <br />utat has ant bem pmrmt to ba eavitaam~a-y som~d, sad tlaetefate damagimg the integrity d <br />sodiumt sdtuiata mining as a whoia <br />There is secant iraEmmation ptovlded ih 1he Dadl Staietoed d Hama ooaaeernieg the tesuila of the <br />oxperiaaental tam mine, a arc Wtnmenfa do nd have the bemefil of thri aalalitiorasl irdotmation <br />which may or may sot have lw,m made availahte to the 1~A. ~+M+~t--~ we woald blue ro <br />point out the fo~owing isaaer, which we believe taboold be addressed bdtue a Class m UIC Area <br />Permit is grained: <br />l) The section on "lgjoctl®Irderval" mt pe8e 13 d the Draft Area F'ermlt daa hat <br />~Y ah interval bed mere>y aqs, "the injection zato k app-erdmately ISO LDtY n <br />POO feet lxlew the Dlsaolmian 6rafaca" specific limits eLooH be placed m the <br />injection interval, e-8., "dro top d the itFje~tiw iaarval will be m loan 130 iea <br />below the botwrtr d the Dkeohrtion Sutfaac sad me i4tealaw imerval shall hot <br />exceed 630 5fel in vertical ndear.° A40. the iaurrvd i• vrLidt injeeti~ Raid sad <br />mitting wlplioa will be allowed should also be stipulued a>t tLat the prta~ox of <br />tither 11aid auiside dthat iotetval world be a de5ned aeseuxtian. <br />2) The Draft Statomoat of Baade uterdiaiae a teat photos beam iA July 1997 es a <br />Cla+e V experithenaal tat cause and thax cavitia.have bem deve7apal to dace. <br />Other than a brief ah:aeriptioa d a atingle preisvre tat performed mt one of those <br />ravitiea is I)eeambt:1997, >m lydatnalion appose iD ibis doptmaat regarditg tLe <br />rvailu ur the mgrotimead teat. none. we believe tLat a C]aas m UIC permit <br />slaoaldn't allow well aperatiag oarodttiont ou4ide d the ttm8e d coaditie~+ that <br />lerve been suaxxasihtly dtaronatrsted in the arpcrintemad lest mice is ai least two <br />