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8L.AINE 1684 ROGERS AVENUE <br /> TECH SERVICES. SAN JOSE, CA 95112-1105 <br /> (408) 573-7771 FAX <br /> (408)573-0555 PHONE <br /> =�q 9pi <br /> CONTRACTOR'S LICENSE#746684 <br /> www.biainatech.com <br /> SNDyeA4' <br /> November 16, 2001 <br /> KarenPetryna DEC 0 3 20011 <br /> Equiva Services LLC <br /> P.O. Box 7869 $y: <br /> Burbank, CA 91510-7869 <br /> Fourth Quarter 2001 Groundwater Monitoring at <br /> Shell-branded Service Station <br /> 341 East Main Street <br /> Ripon, CA <br /> Monitoring performed on October 25, 2001 <br /> Groundwater Monitoring Report 011025-K-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 /> requirements, routine field data collection includes depth to water, total well depth, thickness of <br /> any separate immiscible layer,water column volume, appropriate calculated purge volume (if <br /> applicable), elapsed evacuation time (if applicable),total volume of water removed (if <br /> applicable), and standard water parameter instrument readings. Sample material is collected, <br /> contained, stored, and transported to the laboratory in conformance with EPA standards. Purge <br /> water(if applicable) is, likewise, collected and transported to the Shell Martinez Manufacturing <br /> Complex. <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 minimunn, Blaine Tech Services, Inc. field personnel are certified on completion of a forty <br /> l,rn,r NaxnniniiG MntPriais and Fmeraenry Resnnnse training course ner 29 CFR 1910.120. Field <br /> personnel are also enrolled in annual eight hour refresher courses. } <br />