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e <br /> OUARTERLY GROUND WATER MONITORINQ REPORT <br /> 5691 F Street,81Irtt4 Callfornla <br /> 2.2 Grounowatpr Analysis <br /> Groundwater samples were collected by Aegis from six on site groundwater monitoring <br /> wells on 1 February 1991. Groundwater samples were collected according to Aegis,SOP. <br /> _.. The samples were submitted to Coast-to-Coast Analytical Services of San Luis Obispo for <br /> a fuel fingerprint analysis. The samples were analyzed d for concentrations oncentr <br /> anon <br /> ur sof <br /> total <br /> p gea a petroleum hydrocarbons (TPPH as gasoline, diesel 2, crude oil, jet fuel, <br /> - Kerosene and stoddard), benzene, toluene, ethyl benzene, and xylenes (BTEX), 1,2 <br /> dich!oroethane (r-DC) and ethylene dibromide (EDB). The samples were extracted by <br /> EPA method 5030 (purge-and-trap) and analyzed by a gas chromatograph/mass <br /> spectrometer (GC/MS), EPA method 8240. Table 2 summarizes the groundwater <br /> analytical results performed to date. Copies of the certified analytical results and chain-of- <br /> custody records of samples collected by Aegis are included in Appendix B. <br /> I � <br /> - <br /> , f I <br /> I <br /> l <br /> P i <br /> i <br /> 5 <br /> L.: <br /> ..v <br />