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Quarterly Sampling <br /> Monitoring Wells MW-1 through MW-4 and VEW-1 were sampled and analyzed for Total Purgeable <br /> Petroleum Hydrocarbons quantitated as gasoline (TPPH) according to EPA Method 8015 (Modified), <br /> benzene, toluene, ethylbenzene, and xylenes (BTEX), and methyl-tertiary-butyl-ether (MTBE) <br /> according to EPA Method 8020 Additionally, a duplicate sample and an equipment blank were <br /> prepared and analyzed for quality control purposes <br /> Field monitoring data and chemical analytical data are summarized in Table I Blaine's ground water <br /> monitoring report is presented in Appendix A <br /> If you have any questions regarding the contents of this document, please call <br /> Sincerely, <br /> Cambria Environmental Technology, Inc <br /> Thomas Magney <br /> Probe Geol t MDQ OFESS/0,1V <br /> LU,bp <br /> Diane M Lundquist, P E <br /> a <br /> Principal Engineer N4 C46725 > <br /> C46725 sl civil. <br /> fir£OF CAUFQ� <br /> Attachments <br /> Table I Well Concentrations <br /> Plate 1 Vicinity Map <br /> Plate 2 Ground Water Contour/Chemical Concentration Map <br /> Appendix A <br /> Blaine Tech Service Inc - Ground Water Monitoring Report <br /> cc Mr Harlin Knoll, San Joaquin County Environmental Health Division <br /> Ms Pat Anderson, Central Valley Regional Water Quality Control Board <br /> a <br /> 240-0837 2 <br />