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^2_ May 7; 2009 <br /> Get-N-Go Mart r � �, � . . - , � , � I <br /> Claim No. 13850 <br /> x <br /> B. Monitoring Well Informatiolli <br /> Well Designation Date Installed Screen Interval Most'Recent DTVII . <br /> feet b s Oct 08 <br /> MW-1 Oct 00 . A?-16 6.52 ' <br /> MW-2 " Oct 00 <br /> '?_16- -" 6.47 <br /> MW-3 Oct 00 ?-16 6.53 <br /> MW-4 Oct 00 ?-16 . y 5.91 <br /> MW-5 . - Oct 00 ?-17- . -. : 6.82 <br /> MW-6 - Au 0.1 . ?-44. 6.07 <br /> • ' MTBE THREAT CLASS IFICATION: G <br /> • LAND USE DESIGNATION: 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) ESLs Water (u/L . WQOs <br /> Maximum t Latest Shallow Industrial z Maximum_ Latest (ug/L) <br /> Dermal <br /> Soil' a '(Jul 08) <br /> � . . <br /> Residential (m9/k9) <br /> _ <br /> (mg/kg) <br /> TPH-g NA NA 83 450 10,000 " 56 5 <br /> TPH-d NA NA 83 450 NA NA 56 <br /> - Benzene NA NA 0:044 0.27 490 <0.5 0.15 <br /> Toluene. NA NA 2.9 210 440 <0.5 42 <br /> Etli (benzene NA NA 2.3 5:0 340 <0.5 - 29 <br /> Xylenes NA NA 2.3 100 .1,300 . _<0.5 _ 17 <br /> MTBE NA NA 0.023 65 6,000 260 5 <br /> TBA NA NA 0.075. 320,000 - 710 4 34 12 <br /> 1,2-DCA NA NA 0.0045 0.48' NA NA 0.4 <br /> Lead NA NA ".200 750. - <br /> NA _ ; NA 15 <br /> PCE NA NA 0.37 °. 0.95 NANA 0.06 <br /> TCE NA NA. 0.46 4.1 NA- NA_ ry: 0.8 <br /> 1 Environmental Screening Levels(ESLs)Shallow Soil<3m, Groundwater is source of Drinking Water, <br /> 2 ESLs,Shallow Soil Screening Levels,Groundwater not source of Drinking Water, Commercial Use, Direct Exposure, <br /> Worker. <br /> NA Not Analyzed, Not Applicable,or Data Not Available " <br /> WOO 'Water Quality Objectives <br /> FP Free phase product in site wells <br /> F ! <br /> V. FREE PRODUCT: none identified <br /> VI. SOIL AND GROUNDWATER REMEDIATION <br /> III A. Soil Excavation: none identified z <br /> B. In-Situ Soil/.Groundwater Remediation: . <br />�I METHOD: ozone sparging `. <br /> i <br /> • ' DURATION: Aug 02 through present <br /> California Environmental Protection Agency <br /> C't Recycled Paper <br />