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TABLE 3C <br />ADDITIONAL CUMULATIVE SOIL ANALYTICAL DATA- METALS <br />Former Mobil Service Station 99CAS <br />75 E. Alpine Avenue <br />Stockton, California <br />(Page 2 of 2) <br />dotes: Data prior to 2011 compiled from ETIC Engineering, Inc 's Corrective Action Plan, dated March 25, 2010. <br />TPHd = Total petroleum hydrocarbons as diesel analyzed using EPA Method 8015 or 8015B. <br />TPHg = Total petroleum hydrocarbons as gasoline analyzed using EPA Method 8015 or 8015B. <br />MTBE = Methyl tertiary butyl ether analyzed using EPA Method 8260; prior to 2007, analyzed using EPA Method 8020. <br />O&G = Oil and grease. <br />BTEX = Benzene, toluene, ethylbenzene, and total xylenes analyzed using EPA Method 8260B; prior to 2011, analyzed using EPA Method 8021 B. <br />PCBs = Polychlorinated biphenyis (as Aroclors) analyzed using by EPA Method 8082 includes PCB types 1016, 1221, 1232, 1242, 1248, 1254, 1260, and 1268, unless <br />otherwise noted. <br />Methanol <br />= Methanol analyzed using EPA Method 8015B. <br />Ethanol <br />= Ethanol analyzed using EPA Method 8260B. <br />DIPE <br />= Di -isopropyl ether analyzed using EPA Method 8260B. <br />ETBE <br />= Ethyl tertiary butyl ether analyzed using EPA Method 8260B. <br />TAME <br />= Tertiary amyl methyl ether analyzed using EPA Method 8260B. <br />TBA <br />= Tertiary butyl alcohol analyzed using EPA Method 8260B. <br />1,2 -DCA <br />= 1,2-dichloroethane analyzed using EPA Method 8260B. <br />EDB <br />= 1,2-dibromoethane analyzed using EPA Method 8260B. <br />Add'I VOCs <br />= Additional volatile organic compounds analyzed using EPA Method 8260B. <br />SVOCs <br />= Semi -volatile organic compounds analyzed using EPA Method 601 or 8010. <br />feet bgs <br />= Below ground surface. <br />m9/k9 <br />= Milligrams per kilogram. <br />ND <br />= Not detected at or above the laboratory reporting limit. <br />< <br />= Less than the stated laboratory reporting limit. <br />= Not analyzed. <br />a <br />= The chromatographic pattern does not match that of the specified standard. <br />b <br />= PCB analysis as Aroclors by EPA Method 3550/8080 includes PCB type, 1016. 1221, 1232, 1242, 1248, 1254, 1260, 1262, and 1268. <br />c <br />= the sample was collected before the location was moved due to the CPT probe's access limitation. <br />d <br />= The sample was collected from boring CPT3 after the location was moved slightly. <br />e <br />f <br />= Analyte was detected at a concentration below the reporting limit and above the laboratory method detection limit. Reported value is estimated. <br />= Analyte presence was not confirmed by second column or GC/MS analysis. <br />9 <br />= Analyte was detected in the associated method blank. <br />h <br />= 1,2,4-trimethylbenzene (37 mg/kg), 1,3,5-trimethylbenzene (7.9 mg/kg), isopropyltoluene 1.4 mg/kg), tyl ( mg/kg), P PYl ( mg/kg), ( g g), n-bu benzene 3.0 m /k n- ro benzene 4.7 m Ik and <br />seo•butylbenzene (0.64 mg/kg) reported in the sample. <br />