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USA#110 • -4 - • September 2012 <br /> Claim No. 6098 <br /> Supporting Site Data <br /> Tank Information <br /> Tank No. Size in Gallons Contents Closed in Place/ <br /> Removed/Active <br /> 1-3 12,000 Gasoline Active <br /> 4 3,000 Gasoline Active <br /> Monitoring Well Information <br /> Well Designation Date Installed Screen Interval Depth to Water <br /> (feet bgs) (feet bgs) <br /> June 2012 <br /> MW-1 Nov 02 40-70 46.31 <br /> MW-2 Nov 02 40-70 46.19 <br /> MW-7 Sep 08 77-92 46.72 <br /> MW-8 Sep 08 77-92 46.27 <br /> MW-9 Sep 08 77-92 46.51 <br /> MW-10 Sep 08 77-92 46.25 <br /> MW-11 Sep 08 77-92 46.05 <br /> MW-12 Sep 08 77-92 46.50 <br /> MW-13 Sep 08 77-92 46.55 <br /> MW-14 Sep 08 76-91 46.83 <br /> MW-15 Se 08 45-65 46.34 <br /> MW-16 Sep 08 45-65 46.28 <br /> MW-17 Sep 08 45-6545.82 <br /> MW-18 Se 08 43-63 46.31 <br /> MW-19 Sep 08 45-65 46.67 <br /> MW-20 Sep 08 45-65 46.61 <br /> MW-21 May 12 45-65 46.00 <br /> Petroleum H drocarbon Constituent Concentration <br /> Contaminant Soil m /k Water /L WQOs <br /> Maximum Maximum Maximum Latest (Ng/L) <br /> 0-5 ft bgs 5-10 ft bgs b (Jun 2012) <br /> TPHg NA <1 100,000 77,000 5 <br /> Benzene NA <0.009 12,000 8,300 0.15 <br /> Toluene NA <0.009 3,500 1,500 42 <br /> Eth (benzene NA <0.009 1,600 1,400 29 <br /> Xylenes NA <0.009 19,800 15,000 17 <br /> MTBE NA <0.008 22,000 22,000 5 <br /> TBA NA <0.09 240,000 240,000 1,200a <br /> 1,2 DCA NA NA 120 8.7 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, Region 5 Basin Plan <br /> a According to Reports, soil, 2012 <br /> b According to GeoTracker, wells <br /> California Department of Public Health Response Level <br />