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' Quarterly Report - First Quarter 2002 <br /> Former Mel Bokides Petroleum Inc. - Navy Drive <br />' 2191 Navy Drive, Stockton, California <br />' 1.0. INTRODUCTION <br />' At the request of Mr Nick Bokides of Mel Bokides Petroleum Inc ,Advanced GeoEnvironmental, <br /> Inc (AGE) has prepared the enclosed report for the former Mel Bokides Petroleum fuel facility <br /> located at 2191 Navy Drive,Stockton,California(the site) The site setting is illustrated on Figure 1 <br /> Site structures, previous boring and monitoring well locations are depicted on Figure 2 <br /> The scope of work included monitoring the ground water monitoring well network on the site This <br />' report documents collection and analysis of ground water samples and the interpretation of the <br /> results of the ground water monitoring event <br />' The site history and a description of previous work performed at the site were presented in <br /> Preliminary Investigation and Evaluation Report (PIER), dated 18 April 1999 and in Quarterly <br /> Report- Third Quarter 2000, dated 09 October 2000, prepared by AGE <br /> The field work was performed and this report prepared in accordance Central Valley Regional Water <br /> Quality Control Board (CVRWQCB) guidelines for subsurface investigations of underground <br />' storage tank (UST) sites <br /> 2 0. PROCEDURES <br /> On 08 January 2002, ground water monitoring and sampling were performed at the site on wells <br /> MW-1 and MW-3 through MW-8 Ground water monitoring well MW-2 was not readily located nor <br /> accessible during the sampling event Groundwater monitoring procedures for the site were outlined <br /> I in Preliminary Site Assessment Work Plan, dated 15 June 1999 and conform to ground water <br /> monitoring guidelines issued by the San Joaquin County Environmental Health Department(EHD) <br /> 2 1 WELL MONITORING AND EVACUATION <br /> A Solinst water level meter was used to measure the depth to ground water in monitoring wells <br /> MW I and MW-3 through MW8 After depth to groundwater measurements were taken,a minimum <br /> of 3 casing-water volumes were purged from each well to be sampled using a new, disposable, <br /> dedicated bailer Approximately ten gallons of water were removed from each well Temperature, <br /> pH and conductivity of purged ground water were measured at 2-gallon'intervals using a Hydac <br /> water analyzer Copies of the field data sheets are in Appendix A Purged water was temporarily <br /> stored on-site in DOT-approved 55-gallon drums pending proper disposal <br /> • <br /> Advanced Geo Environmental,Inc <br />