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� � .�.■ �. i_ ww w � ti 1• ti l� Table 2 Product Dispenser and Piping Sod Analytical Data Total Petroleum Hydrocarbons (TPPH as Gasoline,BTEX Compounds,TEPH as Diesel, MTBE,Total Lead,and Oxygenate Compounds) Tosco Service Station 05447 1469 East Hammer Lane at West Lane Stockton California TPPH as Ethyl- Total TEPH as Total Oxygenate Compounds Sample Date Gasoline Benzene Toluene Benzene Xylenes Diesel MtBE Lead Ethanol t-Butanol MtBE DIPE EtBE TANTE ID Sampled (mg/kg) (mg/kg) (mgfkg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mg/kg) (mglkg) (mg/kg) (mglkg) PD-1 02/13/98 1 5 a NO ND ND NO NA ND NA NA NA NA NA NA NA PD-2 02/13/98 100 b NO NO 0 097 09 NA NO NA NA NA NA NA NA NA PD-3 02/13/98 1800 b NO ND 10 99 NA NO NA NA NA NA NA NA NA PD-4 02/13/98 1 300 ND 23 15 110 NA NO 86 NA NA NA NA NA NA PD4 @ 12' 02/13/98 240 NO ND 095 12 NA NO NO NA NA NA NA NA NA PO-5 02/13/98 8 4 b ND 0 006 NO 0 029 NA 024 NA NO ND 025 NO NO NO DPD 02/13/98 ND NO NO NO NO NO NO NA NA NA NA NA NA NA PP-1 02/13/98 NO NO NO ND NO 12 a 0 039 NA NO ND NO NO NO ND PP-2 02/13/98 NO NO ND NO NO 1 Da. 0077 NA NO ND 027 NO NO ND PP-3 02/13/98 ND NO ND NO NO NO 025 NA NO ND 052 ND ND NO PP-4 02/13/98 NO NO NO NO NO NA 003 NA NO ND Oil NO NO NO PP-5 02/13/98 14 b ND ND NO ND NA 023 NA NO NO 028 NO NO NO PP-6 02/13/98 NO NO NO NO NO 53a ND NA NA NA NA NA NA NA TPPH = Total purgeable petroleum hydrocarbons = Analyzed by EPA Method 8260 TEPH = Total extractable petroleum hydrocarbons mg/kg = Milligrams per kilogram MtBE = Methyl tent-butyl ether NO = Analyte not present above the minimum detection limit reported in the analytical report DIPE = Dasopropylether NA = Not analyzed EtBE = Ethyl tert-butyl ether TAME = Tert-amyl methyl ether a Gas chromatograph pattern indicates unidentified hydrocarbons b Gas chromatograph pattern indicates weathered gas 3111741A/Sodtbls/TABLE 2 May 1,1998