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Table 2 <br /> VOC Analytical Results <br /> Corral Hollow Sanitary Landfill <br /> San Joaquin County,California <br /> Groundwater Landfill Gas <br /> VOC EPA 8260B EPA TO-14A <br /> Parameters MW-5 GW-1 GW-2 GW-3 <br /> u /I b ug/m3 b ug/m3p b I ug/m' b <br /> Chloromethane 0.255* <50 <24 <1,000 <480 <50 <24 <br /> Vinyl Chloride 0.454* 6,300 2,500 2,300 890 1,200 450 <br /> Chloroethane <0.500 5,800 2,200 2,000 770 81 31 <br /> Trichlorofluoromethane 3.89 690 120 13,000 2,300 19,000 3,300 <br /> 1,1-Dichloroethene <0.500 210 52 970** 250** 260 67 <br /> Methylene Chloride 0.916 2,100 600 56,000 16,000 1,700 500 <br /> Trichlorotrifluoroethane -- <50 <6.5 <1,000 <130 220 29 <br /> trans-1,2-Dichloroethene <0.500 120 31 <1,000 <250 62 16 <br /> 1,1-Dichloroethane 0.247* 160 40 14,000. 3500 m 1,000 , 260 <br /> Methyl tert-Butyl Ether <0.500 290 80 <1,000 <280 <50 <14 <br /> cis-1,2-Dichloroethene 0.140* 5,400 1,400 <1,000 <250 530 130 <br /> Chloroform 0.374* <50 <10 <1,000 <200 <50 <10 <br /> Benzene 0.170* 450 140 1,100 330 240 76 <br /> 1,2-Dichloropropane 0.136* <50 <11 <1,000 <220 <50 <11 <br /> Trichloroethene 0.647 1,300 240 1,500 280 560 100 <br /> Tetrachloroethene 4.93 2,200 330 6,100 900 4,000 590 <br /> Dichlorodifluoromethane 6.17 — — -- -- -- -- <br /> ug/I=micrograms per liter <br /> Ug/M3=micrograms per cubic meter <br /> ppb=parts per billion <br /> *=estimated trace value below the laboratory method reporting limit <br /> **=detected below indicated reporting limit <br /> <= not detected above the laboratory method reporting limit <br /> Dashes(—)indicate not analyzed <br /> COAPOWIM <br /> sacDP\\COMMOMConsulting\data\Shared\Projects\XLS\PJ8\072600m1\Table 2 7/26/00 <br />