ARCHIVED REPORTS_2013 - Laserfiche WebLink

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Sample Type: Air Sampling Date Monitoring and Field Parameters M HISTORICAL SUMMARY OF ANALYTICAL RESULTS UNSATURATED ZONE AIR NORTH COUNTY SANITARY LANDFILL SG -8 Shallow 7/28/08 1/30/09 7/14/09 1/29/10 ethane Concentration (percent) 0 0 0 0 Carbon Dioxide (percent) 2.4 2 1.8 2.2 12.8 14.3 15 16.5 Volatile Organic Compounds PPB(v/v) <1.1 <1.2 <1.2 <1.1 Acetone 25 7.5 8 <4.5 Alpha- hlorotoluene <1.1 <1.2 <1.2 <1.1 Benzene < .1 <1.2 <1.2 <1.1 Bromodichloromethane <1.1 <1.2 <1.2 <1.1 Bromoform <1.1 <1.2 <1.2 <1.1 Benzyl hlori a <1.1 <1.2 <1.2 <1.1 Bromomet ane <1. <1.2 <1.2 < .1 Carbon -Disulfide <1.1 <1.2 <1.2 <1.1 1,3 -Butadiene <1.1 <1.2 <1.2 <1.1 2-butanone 2.2 2.7 2.3 <1.1 Carbon Tetrachloride <1.1 <1.2 <1.2 <1.1 Ch orobenzene <1.1 <1.2 <1.2 <1.1 Chloroethane <1.1 <1.2 <1.2 <1.1 Chloro orm <1.1 <1.2 <1.2 <1.1 Chloromethane <4.5 <4.8 <4.8 <4.5 3 -Ch oropropene <4.5 <4.8 <4.8 <4.5 Cumeme <1. <1.2 <1.2 <1.1 <1. Dibromoch oromethane <1.1 <1.2 <1.2 <1.1 1,2 -Dichlorobenzene <1.1 <1.2 <1.2 <1.1 1,3-Dic lorobenzene <1.1 <1.2 <1.2 <1.1 1,4 -Dichlorobenzene <1.1 <1.2 <1.2 <1.1 Dichlorodifluoromet ane <1.1 <1.2 <1.2 <1.1 1,1-Dichloroethane <1.1 <1.2 <1.2 <1.1 1,2-Dichloroethane <1.1 <1.2 <1.2 <1.1 1,2-Dichloro-1,1,2,2-Tetrafluoroethane <1.1 <1.2 <1.2 <1.1 1,1-Dichloroethylene <1.1 <1.2 <1.2 <1.1 cis-12-Dichloroethene <1.1 <1.2 <1.2 <1.1