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1 <br />' Client Number 020705235 <br /> Project ID Southland Thornton Fad <br /> Work Order Number C4-01-0177 <br />' Table 1 (Continued) <br /> ANALYTICAL RESULTS <br /> Aromatic Volatile Organics and <br /> Total Petroleum Hydrocarbons as Gasoline In Air <br /> Modified EPA Methods 8020 and 8015a <br /> GTEL Sample Number 13 14 15 16 <br /> Client Identification PW-2 MW-8 MW-10 MW-12 <br /> Date Sampled 01/13/94 01/13/94 01/13/94 01/13/94 <br />' Date Analyzed 01/15/94 01/15/94 01/15/94 01/15/94 <br /> Detection <br /> Analyte Limit, ug/L Concentration, ug/L <br /> Benzene 0 5 <05 <05 <05 <05 <br /> Toluene 0 5 <05 <05 <05 <05 <br /> Ethylbenzene 0 5 <05 <05 <05 <05 <br /> Xylene, total 05 <05 <05 <05 0 6 <br /> TPH as Gasoline 10 <10 25 18 31 <br />' Detection Limit Multiplier 1 1 1 1 <br /> BFB surrogate, % recovery 107 106 1 101 96 4 <br />' a Test Methods for Evaluating Solid Waste,SW-846,Third Edition,Revision 0, US EPA November 1986 Modification for TPH as <br /> gasoline as per California State Water Resources Control Board LUFT Manual protocols, May 1988 revision Bromofluoroben- <br /> zene surrogate recovery acceptability limits are 70-130% <br /> 1 <br /> 1 <br /> GTEL Concord,CA � � GTELC4D10177 DOCR <br />' LABORATORIES INC <br />