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Table 1: Groundwater Monitoring Results using EPA methods 8015m, 8020, and 8260 (µg(L) <br /> JI Well ID Date DTW TPH-d TPH_a TPH-m B T E X MTBE ETRE DIPE TAME TBA <br /> MW- 19 Sep-05 11 .04' NA 275 NA 3 <1 4.3 <2 80.2 <2 <2 <10 <br /> Screened Dec-05 11 .81 ' NA <50 NA <1 <1 3.8 3. 1 27.7 <2 <2 <2 <10 6V4=.rf <br /> 5' to 20' bg Mar-06 11 .43' NA <50 NA <1 <1 <1 <1 24.2 <2 <2 <2 <10 <br /> MW-20 Sep-05 10.61 ' NA 5040 NA <1 <1 <1 <2 4620 7 8.5 <10 <br /> (, l Screened Dec-05 11 .44' NA 3770 NA <20 <20 <20 <40 3020 <40 <40 <40 <200 <br /> j J Y to 20' bg Mar-06 11 .06' NA 1250 NA <10 <10 <10 <20 1250 <20 <20 <20 <100 fdnyr <br /> MW-21 Sep-05 10.42' NA 12000 NA 414 4 233 6 7 0 29 21 .3 <10 <br /> -1 Screened Dec-05 11 .89' NA 88900 NA 58.7 <I00 42 <500 j rw'b <br /> 5' to 20' bg Mar-06 11 .30' NA 2E+05 NA 11700 4010 10400 37900 8000 <200 <200 <200 < 1000 snp/ <br /> MCLS 1 150 $00 1750 13 <br /> a 0 <br /> NA= Not Analyzed <br /> I� DTW= Depth To Water (feet below grade). 30 <br /> TPH-d= Total Petroleum Hydrocarbons as Diesel (EPA method 8015). <br /> TPH-g= Total Petroleum Hydrocarbons as Gasoline (EPA method 8015). <br /> f TPH-m= Total Pen"oleum Hydrocarbons as Motor Oil (EPA method 8015). <br /> BTEX= Benzene, Toluene, Ethylbenzene, and Xylene (EPA method 8020). <br /> MCLs= Maximum Contaminant Levels. <br /> L_l <br /> ta,. <br /> I <br /> 1 <br /> F � <br /> ,J <br />� 9 <br />