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Langston's Market <br /> 15615 Seventh Street, Lathrop, Califorma February 5, 1996 <br /> IQuarterly Groundwater Samphng Report, December, 1995 Page 2 <br /> Summary ofAnalytical Findings <br /> All wells had detectable amounts of contamination this quarter (Table 2) MW-1 (EW-1) <br /> tested 5,900 pg/1 Benzene, 2,500 µg11 Toluene, 330 pg/1 E-Benzene, 2,200 pg/l Xylene and 14 <br /> mg/l Gasoline MW-2 tested 10 pg/l Benzene, 2 2 µg/1 Toluene, 0 66 µg/1 E-Benzene and 3 2 <br /> I pg/l Xylene MW-3 tested 0 49 pg/1 Toluene and 0 70 pg/l Xylene MW-4 tested 0 47 pg/1 <br /> Benzene, 0 88 pg/l Toluene and 0 86 µg/1 Xylene Overall contaminant concentrations have <br /> significantly dropped since the last sampling event Past analytical data are included in Table 2 <br /> for comparison <br /> Prepared by <br /> " OF �S- <br /> NO �, <br /> L DeLano, P # 22339 339 <br /> California Registered Civil Engineer EXP 9a3097 <br /> �q ctin►. `Q- <br /> ��f CAUW <br /> Robert W Chalmers <br /> WHF Staff Geologist, M S <br />