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Advanced <br /> GeoEnvironmenl al , Inc . <br /> 19 October-2010 <br /> AGE-NC Project No. 02-0962 <br /> Mr. Mike Infurna <br /> San Joaquin County Environmental Health Departent <br /> 600 East Main Street,, <br /> Stockton, California 95202 <br /> Subject: Revised Well Destruction Work PI11 <br /> n <br /> VANCO TRUCK&AUTO PLAZA <br /> 1033 West Charter Way, Stockton, California <br /> Dear Mr. Infurna: <br /> At the request of Mr. David Atwater; of Van De Pol Enterprises, Advanced <br /> GeoEnvironmentaI, Inc. (AGE)has prepared this work plan for the destruction of seven(7) <br /> ground water monitoring wells at-1033 West Chart r Way, Stockton; California (site). The <br /> location of the site is illustrated in Figure 1. Locations of structures,borings and monitoring <br /> wells related to the site are illustrated on Figure 2.Site background information is provided <br /> in Appendix A. <br /> INTRODUCTION <br /> In a letter dated 16 September 2010 (Appendix(3), the California Regional Water Quality <br /> Control Board (CRWQCB) directed preparation of a work plan to destroy ground water <br /> monitoring wells at,1033 West-Charter Way, Stockton, California, in accordance with the <br /> San Joaquin County Environmental Health Department (EHD) Standards For Well <br /> Construction and Destruction. <br /> SCOPE OF WORK <br /> A total of seven ground water monitoring wells MW-1 through MW-7) are site. Well <br /> construction details are summarized in Table 1. etween August 2004 and September <br /> 2008, ground water,monitoring events were pert rmed at the site to monitor dissolved <br /> petroleum hydrocarbon concentrations in ground w ter.As described in the AGE-prepared <br /> No Further Action Request(dated 11 June 2010) monitoring well MW-4-was generally <br /> considered to be the only well at the site that was routinely impacted by dissolved total <br /> petroleum hydrocarbons quantified as gasoline ( PH-g) and methyl tertiary butyl ether <br /> 837 Shaw.Road-Stockton, CA 95215 <br /> Telephone(209)467-1006-Fax 209)467-1118 <br />