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CbCurtis &Tompkins Ltd <br /> LABORATORY NUMBER: 111066 DATE SAMPLED: 5/28/93 <br /> CLIENT: ENVIRONMENTAL SCIENCE & ENGINEERING DATE RECEIVED: 6/01/93 <br /> PROJECT ID: 6-92-5009 DATE EXTRACTED:6/03/93 <br /> LOCATION: AT&T - LODI DATE ANALYZED: 6/04/93 <br /> DATE REPORTED: 6/07/93 <br /> t Extractable Petroleum in Hydrocarbons Aqueous Solutions <br /> Y � <br /> California DOHS Method <br /> LUFT Manual October 1989 <br />' LAB ID CLIENT SAMPLE ID KEROSENE DIESEL REPORTING SURROGATE <br /> RANGE RANGE LIMIT RECOVERY <br /> L- -ugL- L) osane) <br /> t --------------------------------- --- ---- - ---- --- --- ----- - <br /> 111066-001 MW-1 ** 950 + 50 110 % <br />' 111066-002 MW-2 ND ND 50 98 $ <br /> 111066-003 MW-3 ND ND 50 99 <br /> 111066-004 MW-4 ND ND 50 97 <br />' 111066-005 DUP ND ND 50 99 $ <br /> METHOD BLANK N/A ND ND 50 85 <br /> 1 <br /> 1 <br /> ' ND = Not detected at or above the reporting limit. <br /> ** = Quantitated as diesel due to overlap of hydrocarbon ranges. <br /> Surrogate recovery limits: 75% - 125% <br /> ' QA/QC SUMMARY: BS/BSD <br /> RPD,% 4 <br /> ' RECOVERYr% $4 <br />