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Ile Monitoring Well Installation and Quarterly Report - First Quarter 2001 <br />' Former Fisco Warehouse (Howard Lenz Property) <br /> 1648 Shaw Road, Stockton, California <br />' 1.0. INTRODUCTION <br />' At the request of Mr Peter Lenz of Innovative Beverage Brokers,Advanced GeoEnviro -rental,Inc <br /> (AGE) has prepared this monitoring well installation and quarterly report for the property located <br /> at 1648 Shaw Road, Stockton, Califorma The site and the surrounding area are Illustrated in <br />' Figure 1 Structures,boring and well locations are Illustrated on Figure 2 Background Information <br /> is summarized in Preliminary Site Investigation Report, dated 30 December 1997 and prepared by <br /> AGE <br /> 1 <br /> 2.0. PROCEDURES <br />' Monitoring wells MW1, MW2 and MW3 were sampled on 25 January 2001 Four ground water <br /> monitoring wells (MW4 through MW7) were installed, developed and sampled in February 2001 <br /> IField work was performed in accordance with Public Health Services - Environmental Health <br /> Department (PHS-EHD) and Regional Water Quality Control Board (RWQCB) guidelines and in <br /> accordance with the PHS-EHD-approved Monitoring Well Installation Work Plan dated 21 August <br />' 2000 <br /> I2 1 DRILLING AND SAMPLING <br /> In February 2000, four pilot soil bonngs were advanced at the site The soil borings were advanced <br /> using a CME-75 drill ng, equipped with 8 25-inch diameter hollow-stem augers to advance pilot <br /> bonngs MW4 through MW7 The drill ng and two-man crew were supplied by West Hazmat <br /> Dnllmg Corporation Auger returns generated by drilling were stored on-site on visqueen plastic, <br /> pending laboratory analysis <br /> Soil samples were collected ahead of the drill bit using a California modified split-spoon sampler <br /> loaded with three pre-cleaned 2-mch by 6-inch brass sleeves The samples were collected from <br /> monitoring well pilot borings MW4 through MW7 at five-foot intervals, beginning at 15 feet bsg <br /> using a 140-pound hammer to advance the sampler The number of blows required to advance the <br /> sampler over each 6-inch increment of the 18-inch sampling interval was recorded on the boring <br /> logs Sampling equipment was washed in an Alconox solution and rinsed with water prior to each <br /> sampling run to minimize cross-contamination <br /> For each sample,both ends of the leading or other selected sleeve were covered with Teflon sheets, <br /> capped and sealed with tape The samples were labeled, stored on Ice and transported under chain-of- <br /> custody to McCampbell Analytical, Inc (MAI), a State of California Department of Health Services <br /> (DHS)-certified analytical laboratory <br /> Advanced GeoEnvironmental,Inc <br />