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i} <br /> Page 6 TL 686-082-02 <br /> I� <br /> 'I <br /> For : Pacific Gas & Electric Company <br /> �[ <br /> Stockton Service Center <br /> Stockton, California <br /> s I� <br /> Sample : 2 soils <br /> I <br /> Received : 1-9=87 .from Karl Kerner , Twining Laboratories , Inc . <br /> VOLATILE HALOGENATED HYDROCARBONS <br /> EPA Methods 5020 , 8010• <br /> Location and Depth <br /> } Sample #1 : Soil, hydraulic oil tank, product lines <br /> and vent lines , 2 feet <br /> i <br /> } Sample #2 : Soil , . waste oil tank, product lines <br /> and vent lines , 2 feet j <br /> Compound Sample No . l Sample No . 2 MDL <br /> Chloromethane ND I ND 0. 10 <br /> Chloroethane <br /> ND ND 0. 02 <br /> Bromomethane ND i+ ND 0. 02 <br /> ' Vinyl Chloride ND ND 0. 10 <br /> Dichlorodifluoromethane ND F ND 0. 02 <br /> Methylene Chloride ND ND 0. 02 <br /> Trichlorofluoromethane:' ND ND 0. 02 <br /> 1 , 1--Dichloroethene ND �7 ND 0. 02 <br /> 1 , 1-Dichloroethane ND ND 0. 02 <br /> 1 , 2-Dichloroethene ND ii;' ND 0 . 02 <br /> Chloroform ND I ND 0 . 02 <br /> 1 , 2-Dichloroethane ND ND 0 . 02 <br /> 1 , 1 , 1-Trichloroethane ND i ND 0 . 02 <br /> Carbon Tetrachloride ND i ND 0. 02 <br /> Bromodichloromethane ND ND 0 . 02 <br /> �. All results presented in units of millig'�ams per kilogram <br /> (parts per million) . <br /> MDL = Method Detection Limit . <br /> ND - None Detected at or above MDL. <br /> NR = Not required . <br /> II - <br /> THE TWINING LABORATORIES , INC . <br /> ii <br /> John Bricarello , Manager <br /> Chemistry Division <br /> Fresno Modesto Visalia Bakersfield <br />