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Table 2 <br />Summary of Soil Gas Detections <br />South Gifford Road Landfill, Indian River County, Florida <br />Analyte <br />Default Concentrations <br />for LFG Constituents <br />Sample ID <br />LFG-01 <br />LFG-04 <br />LFG-06 <br />1,2,4-Trimethylbenzene <br />NA <br />16.2 <br />11.5 <br />3 0 <br />1,3,5-Trimethylbenzene <br />NA <br />3 7 <br />2.7 <br />1 0 <br />2,2,4-Trimethylpentane <br />NA <br />3 1 <br />2.5 <br />28.7 <br />4-Bromofluorobenzene <br />NA <br />116 <br />77 <br />87 <br />4-Ethyltoluene <br />NA <br />5.1 <br />7.2 <br />0 75 I <br />Acetone <br />7,010 <br />44 4 <br />35.5 <br />155 <br />Benzene <br />NA <br />0 73 I <br />1.2 I <br />11.3 <br />Carbon disulfide <br />580 <br />24.1 <br />10.1 <br />3 9 <br />Chlorobenzene <br />250 <br />26.5 <br />0.2 U <br />0 1 U <br />Chloroform <br />30 <br />0.074 U <br />0 15 U <br />0 72 I <br />cis-1,2-Dichloroethene <br />NA <br />0 11 U <br />0.22 U <br />3.3 <br />Cyclohexane <br />NA <br />22.9 <br />9 7 <br />5.3 <br />Dichlorodifluoromethane <br />15,700 <br />5.8 <br />235 <br />0.062 U <br />Ethanol <br />27,200 <br />8.6 <br />24.1 <br />300 <br />Ethyl Acetate <br />NA <br />11.3 <br />0 46 U <br />0.23 U <br />Ethylbenzene <br />4,610 <br />27 4 <br />72.8 <br />66.6 <br />Freon 114 <br />NA <br />22.5 <br />556 <br />0 085 U <br />Heptane <br />NA <br />7 7 <br />9.7 <br />241 <br />Hexane <br />6,570 <br />6.6 <br />29.8 <br />53.3 <br />Isopropyl Alcohol <br />NA <br />1 6 <br />2.6 <br />5.8 <br />Methyl ethyl ketone <br />7.090 <br />4 1 <br />1.8 <br />28.0 <br />Methyl Isobutyl Ketone <br />1,870 <br />0 12 U <br />0.23 U <br />38.9 <br />Methylene chloride <br />NA <br />1 7 <br />3.0 <br />2.1 <br />Propylene <br />NA <br />24 9 <br />0.25 U <br />26.7 <br />Styrene <br />NA <br />8.8 <br />9 4 <br />0 079 U <br />Tertiary Butyl Alcohol <br />NA <br />3.2 <br />2.1 <br />0 18 U <br />Tetrachloroethene <br />3,730 <br />26.8 <br />30 4 <br />0.22 <br />Tetrahydrofuran <br />NA <br />1.2 <br />0.36 U <br />0.18 U <br />Toluene <br />NA <br />27 9 <br />28.7 <br />14 9 <br />trans-1.2-Dichloroethene <br />2.840 <br />0.059 U <br />0 12 U <br />2.8 <br />Trichloroethene <br />2,820 <br />1.8 <br />8.5 <br />1.5 <br />Trichlorofluoromethane <br />NA <br />0 055 U <br />3.5 <br />0.055 U <br />Vinyl chloride <br />7,340 <br />0.068 U <br />0 14 U <br />9.3 <br />Xylenes (total) <br />12,100 <br />44 1 <br />37.9 <br />21 1 <br />Notes: <br />1 Default Concentrations for landfill gas (LFG) constituents default Concentrations for LFG Constituents found in Table 2.4-1 <br />of the 1998 USEPA AP 42, Fifth Edition, Compilation of Air Pollutant Emission Factors, Volume 1 Stationary Point and Area <br />Sources <br />2. Results are in parts per billion by volume (ppbv) <br />3 U indicates the constituent is less than the laboratory method detection limit (MDL) <br />4 1 indicates the result is greater than the laboratory MDL and less than the practical quantitation limit <br />5 J indicates surrogate recovery was outside of the limit <br />6 NA indicates not applicable <br />Table 2 <br />FR0766H 1 of 1 <br />May 2014 <br />