ARCHIVED REPORTS_2011 - Laserfiche WebLink

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0 • • HISTORICAL SUMMARY OF ANALYTICAL RESULTS UNSATURATED ZONE SOIL GAS FOOTHILL SANITARY LANDFILL SG -9 Sample Type: Air Sampling Date 1/29/08 7/29/08 1/23/09 7/15/09 3/2/10 9/3/10 1/25/11 Monitoring and Field Parameters Volatile Organic Compounds PPB (v/v) Freon 12 Freon 114 <0.5 <0.5 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.2 <1.2 <1.1 <1.1 <1.1 <1.1 Methylene Chloride <0.5 <4.3 <4.5 <4.5 <4.7 <4.3 <4.3 -Chloromethane Vinyl Chloride <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 1,3 -Butadiene NT <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Bromomethane <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 hloroethane <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Freon 11 <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Ethanol <4.6 5.8 30 <4.5 13 <4.3 15 Freon 113 <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 1,1-Dichloroethene <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Acetone <0.5 22 7 6.1 6 10 <4.3 2 -Propanol NT <4.3 <4.5 <4.5 <4.7 <4.3 <4.3 Carbon Disulfide <0.5 3 <1.1 <1.1 <1.2 <1.1 <1.1 3-Chloropropene NT <4.3 <4.5 <4.5 <4.7 <4.3 <4.3 Methylene Chloride <1.0 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Methyl tert-butyl ether trans-1,2-Dichloroethene NT NT <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 <1.2 <1.2 <1.1 <1.1 <1.1 <1.1 Hexane <1.0 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 1,1-Dichloroethane <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 2-Butanone (Methyl Ethyl Ketone) 50 4.5 <1.1 <1.1 1.4 1.6 1.2 cis -1,2 -Dick oroethene <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Tetrahvdroturan 94U <1.1 <1.1 <1.1 2.5 <1.1 <1.1 Chloroform <0.5 <1.1 <1.1 <1.1 <1.1 <1.1 <1.1 1,1,1 -Trichloroethane <0.5 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1 Cvclohexane <1.0 <1.1 <1.1 <1.1 <1.2 <1.1 <1.1