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ILL ['40 , Mar 12,W 12:6( No .00r P.10 <br /> MEMORANDUM <br /> CALIFORNIA RMONAL WATER QUALITY CONTROL BOARD 0 <br /> VA <br /> R LLEY REGION <br /> 344 i_ <br /> 3 Rvufiti�Ruad,Suite A <br /> Sn-rmnivulp,CA 9.5827-309$ CAI NET-,U-494-IOM <br /> TO: Gordon L. Boggs FtOrn: Eliubath X Thayer <br /> 05T Program Mlogw <br /> Associate WRCE <br /> James E Hrathovde: <br /> t i <br /> 11-1-11., <br /> Associa t 1%necring Ueolow'st <br /> MAR 12 1.997 <br /> Date .3 March tWl Signature. , <br /> ENVIWNMENK HWH <br /> 000SERVICES <br /> SUbjeft DWWW$UnMfMF0RMER I TEX4 CO(NO W MO S%.3 05 MWW <br /> HuTcwZN8:sTjREET,1.0m, vAv jqA(?Vvv couNry <br /> We reviewed.lVlr. Rett pcl'srrtemo of J3 February 99 1 7,regarding the dispute settknient for the Tog <br /> site During our review Joaquin County's dispute settlement letter, dated <br /> 1,3 December 1996, out noncvnctirreuuccEtter and memo,dated 26 November 1996;and letter from <br /> Pepartment of Toxic Substances Conkro!VTSX), dated 4 November 119 <br /> hepar n#the dispute review methodology,we have attached our letter of nonconcurrence becausc the <br /> State Board was not sent a copy originally. Inorder tomaintain complete files:and I assure that both sides <br /> of the dispute are reviewed and represented,we recommend the following:� <br /> 1. We will forward copies of all Local Oversight Progratuxtonconcurreacc letters to the Manager of ilve <br /> Local Oversight Program Unit;and <br /> 2. Both the County dispute settlement letter and our letter of nonconcurrence should be attached to the <br /> State Board staff memo regarding the dispute. <br /> Regarding the dispute,following are several points we believe must bestrOSsed.: <br /> 1, Mr. Rempel stated."Itchance by Regional Bimrid.waff on a theorelical karkV.made l to minext <br /> delectable leachate generalkotfrom residualfiel hydrovarbon consfiluenix in sail through stafacel <br /> in ltrcxlitttt andivrcolatitm...ky ftwonsislent with verified, empirical data..."'. Sesoil modeling was <br /> mentioned in our met oori 1he.sunirnary of the site:investigadon,mortly as part of the work; <br /> completed for tile:.site. We did not rely upon the,model to draw our conclusions, rather,we It. <br /> verified;empiticiddata. lit -Vesoll model=gmg,�affi, areO <br /> ... ....... ... <br /> 0.Or d d re hy isu i <br /> fil 1 tovmw th .rxpave an the. n 11(ration, <br /> 2. We agrcc.dW.1:V.2101chloruethant(DCA)is a commort industrial chemical;however, it also a lead <br /> scavenging,gasohno.additive. Md s a service station when leaded. lih was..0sed <br /> To-gWs Md 0 <br /> V <br />