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Delta <br /> I �/. Environmental <br /> .� Consultants,Inc. <br /> Solving environment-related business problems worldwide www deltaenv com <br /> 9009 Mountain Ridge Dr • Suite I 10 <br /> Austin, Texas 78759 USAGc— „- Of)512 990 7467 800 477 7411 <br /> IFax 512 990 7399 <br /> O C 7 Z 8 2004 <br /> October 15, 2004 ENVIRONN?=N htPk IH <br /> PERMIT/SERVICES <br /> Mr Michael J Infurna, Jr , Senior REHS <br /> San Joaquin County PHS <br /> Environmental Health Division <br /> 304 East Weber Avenue, Third Floor <br /> Stockton, California 95202 <br /> RE: 2004 Third Quarterly Monitoring Report <br /> Former Canteen Facility <br /> 1500 Shaw Road <br /> Stockton, California <br /> Site Code 1727 <br /> Delta Project No.: 145-94009-04 <br />' Dear Mr Infurna <br /> Delta Enviromnental Consultants (Delta, formerly Applied Earth Sciences, Inc ), was retained by <br />' Compass Group USA, Inc (Compass), to conduct quarterly groundwater gauging and sampling <br /> on the property located at 1500 Shaw Road in Stockton, California (Site) (Figure 1) This <br /> quarterly sampling event was conducted in order to provide a Quarterly Monitoring Report of the <br />' impacted groundwater at the Site, in accordance with State of California regulations <br /> PROJECT OBJECTIVES <br />' The objectives for the 2004 Third Quarterly Monitoring Report were to assess the concentrations <br /> of hydrocarbons in Site groundwater due to the former presence of underground storage tanks <br /> i (USTs), assess the stability of the groundwater plume, and assess the impacts to the aquifer, if <br /> any, of the operating remediation system The following were conducted during this quarterly <br />' assessment <br /> • Gauged each Site mozntor well (August 16, 2004) to evaluate the presence or absence of <br /> free product and to measure groundwater elevations Groundwater monitoring wells MW- <br /> 1, MW-2, MW-3, MW-3A, MW-3D, MW-4, MW-5, MW-7 through MW-13, MW-13A <br /> and MW-13B were gauged MW-6 was not gauged due to obstructions over the manhole <br /> 1 A member of <br /> Xinogexfvimnw td Alliance <br /> 1 <br />