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MAWAM <br /> April 7, 1992 <br />". ARCO Service Station No 760, Lodi, California <br /> Laboratory Analyses <br />�} Samples were submitted to three State-certified laboratories depending on the analyses <br /> requested and the ability of the laboratory to provide the necessary turnaround times <br /> Laboratories included (1) Net Pacific Laboratory, Inc (NET) of Santa Rosa, California <br /> (California Hazardous Waste Testing Laboratory No 178), (2) Enseco-California Analytical <br /> 1 Laboratory in West Sacramento, California (Hazardous Waste Testing Laboratory <br /> Certificate No E771), (3) Sequoia Analytical Laboratory in Concord, California (Hazardous <br /> Waste Testing Laboratory Certificate No 1624) <br /> 1 <br /> Each laboratory conducted analyses according to method numbers stated in the SJCPHS- <br /> EHD guidelines, however, the titles of the analyses differ between laboratories We <br /> understand from the individual laboratory personnel that the analyses meet the SJCPHS- <br /> EHD guidelines Detailed titles of the analyses with method numbers by laboratory are <br /> presented in Appendix E and are correlated to the terminology used below to discuss the <br /> results <br /> Soil samples collected from the former tank cavity and under product lines were analyzed <br /> for TPHg, BTEX, total lead, and, 2-dibromoethane (EDB) Soil samples collected from the <br /> new tank cavity were analyzed for TPHg and BTEX Soil samples collected from under <br /> 1 <br /> former tanks T8 and T9 were analyzed for TPHg, BTEX, total oil and grease (TOG), <br /> volatile organic compounds (VOC's), and total metals (cadmium, chromium, nickel, lead, <br /> and zinc) When appropriate, the soluble threshold limit concentration (STLC) analyses <br /> 1 were conducted <br /> 1 � <br /> " 38048.5 10 <br /> i <br />