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Table 1• Groundwater Monitoring Results using EPA methods 8015m, 8020,and 8260 (ug/L) <br />' WellID Date DTW TPH-d TPR-it TPH-m B T E X MTBE <br /> MW-7 Mar-98 6.70' <500 <50 NA <0.5 <0.5 <0.5 <1 <5 <br /> Sep-98 9.85' <500 <50 <500 <0.5 <0.5 <0.5 <1 <10 <br /> 1 Dec-98 9.79' <500 <50 <500 <5 0.4 <5 0,5 <10 <br /> Feb-99 8.64' <500 <50 <500 <0.5 0.5 <05 <1 <10 <br /> Jul-99 9.97' 75 <50 75 <0.3 <0.3 <0.3 <0.3 <5 <br /> Nov-99 10.34' <50 <50 <50 <0.3 <0.3 <0.3 <0.3 <5 <br />' DTW=Depth To Water(feet below grade). Mixture in mineral range. <br /> TPH-d=Total Petroleum Hydrocarbons as Diesel(EPA method 8015). Mixture of diesel and motor oil. <br /> TPH-g=Total Petroleum Hydrocarbons as Gasoline(EPA method 8015). BTEX results from EPA method 8260. <br /> 1 <br /> 1 <br /> 1 <br /> • <br /> 1 <br /> 1 <br />