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1 <br /> @@w@(� laboratories <br /> GROUND ZERO ANALYSIS, INC <br /> 1 1714 Main Street Date(s)Sampled 11/20/00 <br /> Escalon,CA 95320 11/21/00 <br /> Date Received 11122100 <br /> ' Prol ID 186 TPH-g I BTX&E Date Analyzed 11130/00 <br /> Site Knowles Roek <br /> Method 8015M 18020A <br /> Lab ID A11309 A11310 A11311 A11312 <br /> ' Sample ID KR MW-9 KR MW-10 KR MW-11 KR MW-12 <br /> Matrix Water Water Water Water <br /> ' Total Petroleum Hydrocarbons 89 180 <50 <50 <br /> @ Gasoline <br /> ' Benzene 0 6 15 <05 <0 5 <br /> Toluene 06 <0 5 <0 5 <0 5 <br /> ' Xylenes <0 5 <0 5 <0 5 <0 5 <br /> • Ethyl Benzene <0 5 <0 5 <0 5 <0 5 <br /> ' QA/QC <br /> Surrogate Spike Recovery 103% 100% 108% 105% <br /> t *water samples are reported in ug/L,soil and sludge samples in mg/kg <br /> Hiram Cueto <br /> ' Lab Director <br /> DHS Certification No 2359 <br /> 1 <br /> 0 <br /> 1 3037 Fifth $t, Ceres, CA 95307 • Phone (209) 581-9280• Fax (209) 581-9282 <br /> 1 <br />