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Lila <br /> ' <br /> San Joaquin County � <br /> �����^���00����UU���U�� U�����o������� o�sm�R <br /> Environmental---' ' ' '—' Department <br /> - - - oonna��ov. ns�e <br /> 1868 East Hazelton Avenue � <br /> PROGRAM <br /> Stockton, California ����-���� COORDINATORS <br /> ` Robert womeuon.nEHa <br /> Jeff oarruosoo.nsHa. RDI <br /> xosoyFo|ovRs*a <br /> Website: vvm/w�ajgonmrg/ehd unuaTu,xauo.nsHa <br /> Phone: (209)468-3420 <br /> Fax: (209)464-0138 <br /> October 30, 2012 <br /> MS. Yvonne K8i|kar - <br /> A.F|. and &0� Glover Tre <br /> Fayette Manufacturing Corporation <br /> P. [). Box 336 <br /> Traov California 95376 <br /> Su��e��; ���me� Q8�� ����ri�� <br /> . � ` � <br /> 7675 W. Eleventh Street � <br /> Tracy, California <br /> Dear Ms. Miller: <br /> Bve-nnaUdated 02 October 2012, the San Joaquin County Environmental Health Department-^HO\ received approval �onnthe Underground Storage Tank <�|emnupFund (<�UF) Five-year <br /> Review` Engineering (�eo|o0iotfor the responsible party to conduct "an additional indoor vapor <br />��| riohaeeeesnen�' This decisionois—ion followed submittal of Subsurface Soil, Groundwater, and Soil <br /> Vapor InvestigationReport dated May 19, 2008 Addendum, (report), dated 16 June 2012. in <br /> which your consulting nm . +/C Asuou'cdao Inc. /ATC\, presented naau|ha from the revised risk <br />� aageoonnmnt modeling. ATC concluded after reevaluation of the Johnson and Ettinger vapor <br /> modeling that the hazard index value of 1.0 was not exceeded; hoxvewar, the cancer risk for <br /> benzene was reported at 420x1oa' exceeding the acceptable cancer risk for residential <br /> s <br /> property established at 1x1n�a and forinduetria|/nonnerc|a| <br /> property established at 1x1O' <br />| <br /> Based onthe cancer risk results, ATC recommended: <br /> ` the potential hazard for vapor intrusion from <br /> w An additional ao(| gas study to evaluate � poan <br /> oubeurfmceooi' mnd/orgroundvvaterbeneaththeoiteintoonnitacnrnrnercia| etructureo; <br /> w /\ limited indoor air study to "evaluate actual indoor air quality" inside onsite commercial <br /> structures; and <br /> * /\nevaluation ofthe re\aUonshipbe�veenthe�wopropoaodatudiee� <br /> - <br /> Having received concurrence from Ul/ (�UF to conduct such oatudy. the EHO directs that m <br /> vvurkplan beaubrn\�edbJthis agency <br /> 'byO4January 2013that includes the proposal tocollect <br /> soil gas and indoor air samples and evaluate the results from this investigation. <br /> If you have any questions concerning this noatter, please contact Vicki McCartney at (209) 488- <br /> QO53orbyemail at . <br />| <br />