Laserfiche WebLink
HISTORICAL SUMMARY OF ANALYTICAL RESULTS <br /> UNSATURATED ZONE SOIL GAS <br /> FOOTHILL SANITARY LANDFILL <br /> SG-6 <br /> Sample Type: Air <br /> Sampling Date 8/20/07 1/29/08 7/29/08 1/23/09 7/15/09 3/2/10 9/3/10 1/25/11 7/29/11 4/12/12 8/7/12 1/28/13 9/11/13 <br /> Monitoring and Field Parameters <br /> Methane Concentration (percent) 0 0 0 0 0 0 0 0 0 0 0 0 0 <br /> Carbon Dioxide(percent) 1.9 1.2 3.8 4.9 4.7 5.4 3.5 3.3 3.9 2.5 2.3 2.8 2.1 <br /> Oxygen (percent) 12.2 15.3 6.2 6.2 8 9.9 15.7 14.6 12.4 18 17.7 17.8 19.1 <br /> Volatile Organic Compounds PPB (v/v) <br /> Freon 12 1900 620 3000 4200 3400 1900 810 250 350 740 290 180 68 <br /> Freon 114 75 24 130 190 120 75 36 10 16 32 11 7.7 2.5 <br /> C loromethane <0.5 <0.5 <38.0 <47.0 <51 <25 <12 <4.7 <4.8 <28 <4.3 <11 <11 <br /> Vinyl Chloride <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> 1,3-Butadiene NT NT <br /> <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Bromomethane <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <28 <11 <11 <11 <br /> _ <br /> Chloroethane <0.5 <0.5 <9.5 <br /> <12.0 <13 <6.3 <2.9 <1.2 <4.8 <11 <4.3 <4.5 <4.5 <br /> Freon 11 680 240 1200 1300 1000 910 330 110 240 340 130 85 30 <br /> Ethanol NT NT <br /> <38.0 <47.0 <51 <25 <12 17 330 <11 <4.3 <4.5 <4.5 <br /> Freon 113 41 13 69 96 58 63 18 5.4 9.5 17 5.8 4.3 1.4 <br /> 1,1-Dichloroethene <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Acetone 5.3 <0.5 48 <47.0 <51 <25 <12 11 7.4 <28 <11 <11 <11 <br /> 2-Propanol NT NT <br /> <38.0 <47.0 <51 <25 <12 <4.7 <4.8 <11 <4.3 <4.5 <4.5 <br /> Carbon Disulfide <0.5 2.8 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <4.8 <11 <4.3 <4.5 <4.5 <br /> 51 <br /> 3-Chloropropene NT NT <38.0 <47.0 < <25 <12 <4.7 <4.8 <11 <4.3 <4.5 <4.5 <br /> Methylene Chloride <1.0 <1.0 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <28 <11 <11 <11 <br /> <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Methyl tent-butyl ether NT NT <br /> trans-1,2-Dichloroethene NT NT <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> <1.0 <1.0 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <12 <2.8 <1.1 <1.1 <1.1 <br /> Hexane <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> 1,1-Dichloroethane <0.5 <0.5 <9.5 <12.0 <br /> 2-Butanone(Methyl Ethyl Ketone) 19 5.8 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <4.8 <11 <4.3 <4.5 <4.5 <br /> cis-1,2-Dichloro- etfiene <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> <0.5 94 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Chloroform <0.5 <0.5 <1 <br /> Tetrah <9.5 <12.0 3 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> 1,1,1-Trichloroethane <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Cyclohexane <1.0 <1.0 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Carbon Tetrachloride <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> 2,2,4-Trimethylpentane <1.0 <1.0 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> <0.5 <0.5 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br /> Benzene <br /> 1,2-Dichloroethane <1.0 <1.0 <9.5 <12.0 <13 <6.3 <2.9 <1.2 <1.2 <2.8 <1.1 <1.1 <1.1 <br />