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Canepa's Car wash <br />' 248 F- Park Stree4 Stockton, California <br /> i (aka: 642 N. Hunter Street) September 12, 1995 <br />' Quarterly Groundwater Sampling Report,August, 1995 Page: 2 <br />' Summary of Analytical Findings <br />' Contaminants were detected in all wells this quarter MW-1 tested 30 pg/L Benzene, 50 <br /> ,ug/L Toluene, 14 ugfL E-Benzene, 67 ,ug/L Xylene, and 3 2 mg/L Gasoline MW-2 <br /> tested 4,600 pg/L Benzene, 9,300 pg/L Toluene, 1,700 ug/L E-Benzene, 7,900 ug/L <br />' Xylene, and 58 mg/L Gasoline MW-3 tested 2,000 pg/L Benzene, 55 pg/L Toluene, 130 <br /> pg/L E Benzene, 23 ugfL Xylene, and 19 mg/L Gasoline MW-4 tested 0 31 pg/L <br />' Benzene, 2 9 pg/L Toluene, 15 ug/L Xylene, and 0 27 mg/L Gasoline MW4 tested <br /> "ND", none detected, for E-Benzene MW-5 tested 270 pg/L Benzene, 16 pg/L Toluene, <br /> 7 2 uglL E-Benzene, 23 pg/L Xylene, and 12 mg/L Gasoline MW-6 tested 30 uglL <br />' Benzene, 6 7 pg/L Toluene, 95 ugfL E Benzene, 6 6 pg/L Xylene, and 0 40 mg/L <br /> Gasoline MW-7 tested 1 1 pg/L Benzene, 4 9 pg/L Toluene, 0 64 pg/L E-Benzene, 2 7 <br /> pg/L Xylene, and 0 43 mg/L Gasoline Last quarter's analytical data are shown M Table 2 <br />' for comparison <br /> The monitoring wells will be measured, purged and sampled again next quarter, and a new <br /> gradient calculated <br />' Prepared by <br /> �apFESSSI <br /> C F <br /> NO. <br />' Le6 Delano, P # 22339 22 339 „ <br /> Civil En acv ""7 a <br /> California Registered C Engineer <br /> 0c���� <br />' Robert W Chalmers <br /> WFIF Staff'Geologist, M S <br /> 1 <br />