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Canepa s Car Wash <br /> 248 East Park Street,Stockton,California <br /> Fourth Quarter Groundwater Monitonng Report,November 2003 <br /> Page 4 of 5 <br /> Table 2— Groundwater Laboratory Anal tical Results ovember 2003 <br /> B T E X TPH-G MTBE <br /> Analytical Method-+ 8020 8020 8020 8020 80151%1 8020 <br /> Reporting Umts---> vg/L I gg/L lig/L ug/L mg/L pg/L <br /> Sample 1 >a <br /> 2038-MW1-1 1/6/03 <0 5 <0 5 <0 5 <1 0 <0 05 <5 0 <br /> 2038-MW2-11/6/03 98 24 51 65 11 <0 5*(8260B) <br /> 2038-MW3-1116/03 09 <0 5 08 <1 0 014 94 <br /> 2038-MW4-11/6/03 <0 5 <0 5 <0 5 <1 0 <0 05 <5 0 <br /> 2038-MW5-11/6/03 8,300 3,600 1,800 5,300 5o <5 0*(8260B) <br /> 2038-MW6-11/6/03 <0 5 <0 5 <0 5 <1 0 <0 05 <5 0 <br /> 2038-MW7-11/6/03 <0 5 <0 5 <0 5 <1 0 <0 05 <5 0 <br /> Units Analytical <br /> mg/L=milligrams per liter=parts per nullion(ppm) B,T,E,X=benzene toluene,ethyl benzene,total xylenes <br /> }ig/L=micrograms per liter=parts per billion(ppb) TPH G=total petroleum hydrocarbons quantified as gasoline <br /> MTBE=Methyl tertiary butyl ether <br /> *=MTBE was originally analyzed by EPA Method 8420 indicated value is <br /> the result of re-analysis by EPA Method 82608 <br /> FUTURE WORK <br /> The next quarterly groundwater monitoring event is scheduled for January 2004 Condor submitted a <br /> Work Plan for Additional Soil & Groundwater .Investigation by Cone Penetrometer Testing, dated <br /> November 1, 2002, to the SJCEHD for approval The work described by the work plan is intended to <br /> further evaluate the vertical and horizontal extent of groundwater contamination at the site Mr Jeff <br /> Wong of SJCEHD approved the work plan in a letter dated March 18, 2003 Condor is currently <br /> conducting planning and preparation, including off-site access negotiations, for the approved work <br /> IL <br /> IMN <br /> 4� <br /> �� CONDOR <br />