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Fast and Easy Market -2- ~� April 21, 2008 <br /> Claim No. 16139 <br /> a <br /> B. Monitoring Well Information <br /> Well Designation Date Installed Screen Interval Most Recent DTW <br /> feet b s Feb 08 <br /> MW-1 Apr 03 22-45 24.10 <br /> MW-2 A r 03 22-45 1 24.06 <br /> MW-3 -::[-Apr 03 22-45 23.66 <br /> • MTBE THREAT CLASSIFICATION: C <br /> • LAND USE DESIGNATION: residential and commercial <br /> • ESTIMATED WATER QUALITY OBJECTIVES (WQO'S) FOR SITE: Per the <br /> Water Quality Control Plan (Basin Plan) for the Sacramento River Basin and the' <br /> San Joaquin River Basin (Fourth Edition). <br /> IV. MAXIMUM DOCUMENTED CONTAMINANT CONCENTRATIONS <br /> Contaminant Soil m /kg) PRGs Water (ug/L WQOs <br /> Maximum Latest Residential Industrial Maximum Latest (ug/L) <br /> m Ik m /kc Feb 08 <br /> TPH-g NA NA NA NA 620 300 5 <br /> TRH-d NA NA NA NA NA NA 49 <br /> Benzene NA NA 0.64 . 1.4 5.7 5.7 0.15 <br /> Toluene NA NA 520 520 23 23 42 <br /> Eth (benzene NA NA 400 400 4.3 4.3 29 <br /> Xylenes NA NA 270 420 24 13 17 <br /> MTBE NA NA 32 70 520 100 5 <br /> TBA NA NA NA NA <10 <10 12 <br /> 1,2-DCA NA NA NA NA 2.7 <0.5 0.5 <br /> Lead NA NA 400 800 NA NA 15 <br /> PCE NA NA 17 130 NA NA 0.06 <br /> TCE NA NA 0.11 110 NA NA 0.8 <br /> PRGs LISEPA Region 9 Preliminary Remediation Goals <br /> MCL Maximum Contaminant Levels <br /> AL Action Level <br /> NA Not Analyzed,Not Applicable,or Data Not Available <br /> WOO Water Quality Objectives <br /> V. FREE PRODUCT: none.identified <br /> VI. SOIL AND GROUNDWATER REMEDIATION <br /> A. Soil,Excavation: 150 cubic yards of contaminated soil were excavated in <br /> Nov 98 <br /> B. In-Situ Soil Remediation: none identified <br /> California Environmental Protection Agency <br /> 011 Recye%d Paper <br />