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Equilon Enterprises L - 2 - August 29, 2011 <br /> • Groundwater Flow Direction: Predominately to the north with an average gradient of <br /> 0.02 feet/foot. <br /> • Soil Types: The Site is underlain by interbedded and intermixed sand, silt and clay <br /> Monitoring Well Information <br /> Well Designation Date Installed Screen Interval Depth to Water <br /> (feet bgs) (feet bgs) <br /> Nov 2010 <br /> MW-1 Dec 99 ?-58 56.52 <br /> MW-2 Dec 99 ?-58 57.00 <br /> MW-3 Dec 99 ?-58 55.82 <br /> MW-4 Sep 02 ?-63 55.90 <br /> MW-5 Sep 02 ?-63 56.16 <br /> MW-6 Sep 02 ?-59 56.63 <br /> MW-7 Sep 02 ?-62 56.89 <br /> MW-8 Aug03 ?-59 54.20 <br /> MW-9 Aug03 ?-62 55.65 <br /> MW-10 Aug03 ?-60 52.73 <br /> MW-11 Aug03 ?-60 56.60 <br /> MW-12 Dec 05 ?-99 57.63 <br /> MW-13 Dec 05 ?-64 56.12 <br /> MW-14 Dec 05 ?-64 56.92 <br /> MW-15 Dec 05 ?-100 57.58 <br /> P-1 Sep 02 ?-64 56.31 <br /> P-2 Sep 02 ?-63 56.67 <br /> Petroleum H drocarbon Constituent Concentration <br /> Contaminant Soil m /k Water (ug/L WQOs <br /> Maximum Latest Maximum Latest (ug/L) <br /> Nov 2010 <br /> TPI-Ig NA NA 24,000 210 5 <br /> Benzene NA NA 760 <1 0.15 <br /> Toluene NA NA 140 <2 42 <br /> Eth (benzene NA NA 1,500 <2 29 <br /> Xylenes NA NA 4,000 <2 17 <br /> MTBE NA NA 280,000 400 5 <br /> TBA NA NA 460,000 63 12/1,200a <br /> 1,2-DCA NA NA ND <0.5 0.5 <br /> NA: Not Analyzed, Not Applicable or Data Not Available <br /> mg/kg: milligrams per kilogram, parts per million <br /> ug/L: micrograms per liter, parts per billion <br /> WQOs: Water Quality Objectives <br /> `According to GeoTracker,wells <br /> 'California Department of Public Health Notification Level/Response Level <br /> Site Description <br /> The Site is located at 800 East Victor Road in Lodi, California and is an active retail gasoline <br /> station. The Site is bounded by Beckman Road to the west, East Victor Road to the north, a <br /> business to the east and empty field to the south. The surrounding land use is commercial. <br />