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enviros® <br /> First Quarter Sampling <br /> Monitoring Wells MW-1 through MW-3 were sampled and analyzed for Total Purgeable <br /> Petroleum Hydrocarbons (TPPH) according to EPA Method 8015 (Modified) and <br /> Benzene, Toluene, Ethylbenzene and Xylenes (BTEX) according to EPA Method 8020 <br /> Additionally, a duplicate sample and an equipment blank were prepared and analyzed for <br /> quality control purposes <br /> Field monitoring data and this quarter's chemical analytical data for TPPH and BTEX are <br /> summarized in Table 1 Blaine's quarterly ground water monitoring report is presented in <br /> Appendix A <br /> If you have any questions regarding the contents of this document, please call <br /> Sincerely, <br /> Enviros, Inc <br /> Greg Laughan <br /> Staff Engineer <br /> oQ�pfESSlpyq� <br /> LU,ya� eye <br /> Diane M Lundquist, P E p <br /> Senior Engineer N0 C46725 <br /> C46725 <br /> dJ9Tf OF CA 1F��,�ti4 <br /> Attachments <br /> Table 1 Well Concentrations <br /> Plate 1 Vicinity Map <br /> Plate 2 Ground Water Elevation/Benzene Concentration Map <br /> U12endix AA <br /> Blaine Quarterly Ground Water Monitoring Report <br /> cc ivis Mary Meays, San 3oaquin C ounry Environmental rieanh. Division <br /> Ms Elizabeth Thayer, Central Valley Regional Water Quality Control Board <br /> 96374 2 <br />