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Chase Chevrolet - 2 - January 30, 2012 <br /> Monitoring Well Information* <br /> Well Designation Date Installed Screen Interval Depth to Water. <br /> (feet bgs). (feet bgs) <br /> - .- Oct 03 <br /> MW-1 ? ?-46 18.83 <br /> MW-2 ? ?-44 18.86 <br /> MW-4 ? ?-45 18.78 <br /> MW-5 ? ?-45 18.96 <br /> MW-8 ? ?-37 18.91 <br /> MW-11 ? ?-37 18.94 <br /> MW-12 ? ?-37 18.68 <br /> MW-13 ? ?-37: 19.00 <br /> 'MW-18 ? ?-36 18.27 <br /> MW-19A ? ?-31 18.81 <br /> MWA9B ? ?-54' 19.75 <br /> MW-20A ? ?-32 18.75 <br /> MW-20B ? ?-55 20.26 <br /> MW-21A ? ?-32 17.15 <br /> MW-21 B ? ?-53 _ 18.56 <br /> MW-25 ? ?-55 19.96 <br /> All wells abandoned in 2004 <br /> Petroleum H drocarbon Constituent Concentration <br /> Contaminant Soil (mg/kg) Water (ug/L WQOs <br /> Maximum Latest Maximum Latest (ug/L) <br /> * Feb 04 <br /> TPHg NA NA 7,300 2,700 5 <br /> TPHd NA NA 19,000 19,000 <br /> Benzene NA NA 190 140 0.15 <br /> Toluene NA NA 7.3 1.1 42 <br /> Eth (benzene NA NA 230 68 29 <br /> Xylenes NA F NA 110 4.4 17 <br /> MTBE NA NA 4.9 2.8 5 <br /> TBA NA NA NA NA 12/1,200- <br /> 1,2-DCA NA NA NA NA' 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 423 North Madison Street in Stockton, California and is a sports complex. <br /> The Site is bounded by a sports arena to the west, West Fremont Street to the north, Madison <br /> Street to the east and south. The surrounding land use is commercial.. <br />