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Table 5b 04 ARCJaD I S <br /> Suction Lysimeter Air Sampling Analytical Results <br /> Forward Landfill Quarterly Monitoring Report—First Quarter 2026 <br /> 9999 South Austin Road <br /> San Joaquin County,California <br /> Suction Lysimeter <br /> i i <br /> 2alyte Units i i i i <br /> -1 VOCs by USEPA Method TO5 <br /> 1,2,4-Trimethylbenzene /rn3 1,300 <20 <20 <br /> 1,2-Dichloropropane ug/m3 130 <18 36 <br /> 1,2-Dichloro-1,1,2,2-tetrafluoroethane(1,2-Dichlorotetrafluoroethane /m3 <130 "0 91 <br /> 1,3,5-Trimethylbenzene ug/m3 450 <20 <20 <br /> 1,4-Dichlorobenzene PgIM3 880 <24 43 <br /> 2-Butanone(MEK) ug/m3 <57 <12 32 <br /> 1-Ethyl-4-methylbenzene(4-Ethyltoluene) PgIM3 780 <20 <20 <br /> Acetone ug/m3 <110 <24 330 <br /> Benzene PgIM3 1,400 38 450 <br /> Carbon Disulfide ug/m3 42 J 29 14 <br /> Dichlorodifluoromethane(CFC-12) uqjM3 130 42 76 <br /> Chlorodifluoromethane ug/m3 250 540 1,100 <br /> Chloroethane PgIM3 71 <11 60 <br /> Chloromethane ug/m3 <40 27 <8.3 <br /> cis-1,2-Dichloroethene PgIM3 <76 <16 74 <br /> Cyclohexane ug/m3 1,200 83 160 <br /> Ethylbenzene PgIM3 3,400 <17 35 <br /> Hexane ug/m3 790 230 220 <br /> Isopropyl alcohol PgIM3 <120 <25 34 <br /> m&p-Xylenes ug/m3 6,100 <35 61 <br /> Methyl-tert-butylether PgIM3 <69 12 J 27 <br /> n-Heptane ug/m3 1,800 150 150 <br /> o-Xylene PgIM3 1,700 <17 39 <br /> Propylene ug/m3 9,000 <6.9 1,300 <br /> Tetrachloroethene PgIM3 <130 <27 24 J <br /> Tetrahydrofuran ug/m3 210 250 140 <br /> Toluene PgIM3 1,800 <15 17 <br /> Total Xylenes ug/m3 7,800 <52 1 100 <br /> trans-1,2-Dichloroethene PgIM3 57 J <16 <16 <br /> Trichloroethene ug/m3 <100 <21 15 J <br /> Vinyl chloride I Pg/M3 1 640 11 86 <br /> Note: <br /> 1.Only VOCs reported at concentrations greater than the detection limits are shown. <br /> 2.Bold indicates the analyte was detected at a concentration greater than the laboratory practical quantitation limit. <br /> Acronyms and Abbreviations: <br /> pg/m'=microgram per cubic meter <br /> USEPA=United States Environmental Protection Agency <br /> VOC=volatile organic compound <br /> Qualifier: <br /> J=Estimated concentration. <br /> 1/1 <br />