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S [EC0R <br /> i <br /> f <br /> I <br /> Mr Michael Infurna <br /> I <br /> July 16, 2004 <br /> Page 5 ! <br /> 1 ' <br /> 311 <br /> Number of Detections Minimum Maximum <br /> Constituents Above the MDL of the 4 Detection in lig/1 Detection in Ngll <br /> Total Samples (Sample ID) (Sample ID) <br /> TPHg 4 580(MW-68A-W) 230,000(USB-2-W) it <br /> 1 <br /> TPHd 4 4,400(MW-68A-W) 2 100,000(USB-2-W) i Ii <br /> Benzene 3 51 (MW-68A-W) 19 000(USB-2-W) <br /> Toluene 2 200(MW-67UA-W) 15 000(USB-2 W) <br /> jl <br /> Ethylbenzene 4 3(MW-68A-W) 4,900(USB-2 W) " <br /> Total Xylenes 4 4(MW-68A-W) 19 000(USB-2-W) ;IIS <br /> MtBE 4 5(USB-1 W) 5 300(USB-2-W) <br /> j 1k <br /> TBA 3 9(MW-67UA-W) 1,300(MW-68A-W) <br /> TAME 2 75(USB-2-W) 220(MW-68A W) <br /> Explanations <br /> MW-68A=Water sample collected from monitoring well MW-68A <br /> USB-2 W=Water sample collected from baring USB-2 <br /> MW-67UA-W=Water sample collected from monitoring well MW-67UA <br /> MDL=Method detection limit <br /> pgll=Micrograms per liter <br /> Note t r <br /> EtBE DIPS, 1,2-DBA 1,2-DCA ethanol, methanol and total lead were reported below laboratory detection limits <br /> rf <br /> CONCULSIONS `11 <br /> if 3 <br /> Concentrations of petroleum hydrocarbons were reported In soil samples collected beneath <br /> the transmlx UST These concentrations appear to be associated with a release from this <br /> UST Concentrations reported In groundwater samples suggest groundwater Impacts <br /> associated with the transmlx UST release are commingled with the surrounding AST p <br /> D G <br /> Sincerely, R^ , <br /> Roe, R <br /> SECOR International Incorporated Wcls ' `' <br /> M HOFFMOFMORE -4 <br /> No 7660 <br /> Y <br /> �F OF CpL�FO ` r <br /> Sherrie L Lang Roer Hoff ore, R G 7660 <br /> Staff Engineer Project Manager <br /> SLL <br /> k <br /> I <br /> I 1Chevron110016211REPORTS120041UST Site Assessment Report doc <br />