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ELAINE 1680 ROGERS AVENUE <br /> TECH SERVICES,.. SAN JOSE, CA 95112-1105 <br /> (408)573-7771 FAX <br /> (408)573-0555 PHONE <br /> y� CONTRACTOR'S LICENSE#746684 <br /> 3 www.blainatech.com <br /> December 18, 2001 <br /> Karen Petryna <br /> Equiva Services LLC <br /> P.O. Box 7869 <br /> Burbank, CA 91.510-7869 <br /> Fourth Quarter 2001 Groundwater Monitoring at <br /> Shell-branded Service Station <br /> 1267 Country Club <br /> Stockton, CA <br /> BeMonitoring performed on November 28, 2001 <br /> Groundwater Monitoring Report 011128-KF-2 <br /> This report covers the routine monitoring of groundwater wells at this Shell-branded facility. In <br /> accordance with standard procedures that conform to Regional Water Quality Control Board <br /> requ:lrements, routine field data collection includes depth to water, total well depth, thickness of <br /> any separate immiscible layer,water column volume, calculated purge volume (if applicable), <br /> elapsed evacuation time (if applicable), total volume of water removed (if applicable), and <br /> standard water parameter instrument readings. Sample material is collected, contained, stored, <br /> and transported to the laboratory in conformance with EPA standards. Purgewater (if applicable) <br /> is, likewise, collected and transported to the Martinez Refining Company. <br /> Basic field information is presented alongside analytical values excerpted from the laboratory <br /> report in the cumulative table of WELL CONCENTRATIONS. The full analytical report for <br /> the most recent samples and the field data sheets are attached to this report. <br /> At a minimum, Blaine Tech Services, Inc. field personnel are certified on completion of a forty <br /> hour Hazardous Materials and Emergency Response training course per 29 CFR 1910.120. Field <br /> Personnel are also enrolled in annual eight hour refresher courses. <br />