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1 <br />' Table 1 Groundwater Monitoring Results using EPA methods 8015m,8020,and 8260(gg/L) <br /> We11ID Date DTW TPH-d TPH-2 TPH-m B T E X MTBE ETBE DIVE TAME TBA <br /> MW-19 Sep-05 11 04' NA 275 NA 3 <1 43 <2 802 <2 <2 <10 Screened Dec-05 11 81' NA <50 NA <1 <I 38 3 1 277 <2 <2 <2 <10 <br /> 5'to 20'bg Mar-06 11431 NA <50 NA <1 <1 <1 <1 242 <2 <2 <2 <10 <br /> Jun-06 1154' NA <50 NA <1 <1 2 21 251 <2 <2 <2 <10 <br />' MW-20 Sep-05 10 61' NA 5040 NA <1 <1 <I <2 4620 • 7 85 <10 <br /> Screened Dec-05 1144' NA 3770 NA <20 <20 <20 <40 3020 <40 <40 <40 <200 <br /> 5'to 20'bg Mar-06 1106' NA 1250 NA <10 <I0 <10 <20 1250 <20 <20 <20 <l 00 <br />' Jun-06 1112' NA 455 NA <5 <5 <5 <10 427 <10 <10 <10 <50 <br /> MW-21 Sep-05 10 42' NA 12000 NA 814 40 8 233 657 8750 29 21 3 <10 <br />' Screened Dec-05 11 89' NA 88900 NA <50 <50 1 <50 <100 6040 587 <100 42 <500 <br /> 5'to 20'bg Mar-06 1130* NA 2E+05 NA 11700 4010 10400 37900 8000 <200 <200 <200 <1000 <br /> Jun-06 1133' NA FP-NS FP-NS FP-NSFP-NS FP-NS FP-NS FP-NS FP-NS FP-NS FP-NS FP-NS <br />' MCLs 1 150 700 1750 13 <br /> NA=Not Analyzed,FP-NS=Free Product-Not Sampled <br />' DTW=Depth To Water(feet below grade) <br /> TPH-d=Total Petroleum Hydrocarbons as Diesel(EPA method 8015) <br /> TPH-g=Total Petroleum Hydrocarbons as Gasoline (EPA method 8015) <br />' TPH-m=Total Petroleum Hydrocarbons as Motor Oil(EPA method 8015) <br /> BTEX=Benzene,Toluene,Ethylbenzene, and Xylene(EPA method 8020) <br /> MCLS=Maximum Contaminant Levels <br /> 1 <br /> I <br /> I <br /> i� <br /> I <br /> 9 <br />