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= W = = = M <br /> TABLE 2 continued <br /> Casing Depth Groundwater <br /> Sample Elevation to Water Elevation Ethyl_ <br /> Well Date if msl) (ft {ft Ethylene Total msl) Benzene Toluene benzene Xylenes MTBE TPN-g TPR-d Dibrorrude Lead <br /> MW7 06/21/93 1136 4279 -3143 <0 5 <0 5 <0 5 <0 5 78 _ <br /> 08/24/93 43 16 -31 80 <0 5 <0 5 <0 5 <0 5 92 <br /> 11/24/93 43 81 -3245 <0 5 <0 5 <0 5 <0 5 72 <br /> 02/15/94 4320 -31 84 <0 5 <0 5 <0 5 <0 5 <50 <br /> 05/12/94 4246 -31 10 <0 5 <0 5 <0 5 <0 5 <50 <br /> 08/16/94 43 13 -3177 <0 5 <0 5 <0 5 <0 5 <50 _ <br /> 11/16/94 4400 -32 64 <0 5 <0 5 <0 5 <0 5 — <br /> -- <50 <br /> 02/10/954206 <br /> -3070 <0 5 <0 5 <0 5 <0 5 <50 <br /> 05/12/95 3850 -27 14 <0 5 <0 5 <0 5 <0 5 100* <br /> 08/10/95 37 48 -26 12 <0 5 <0 5 <0 5 <0 5 <50 <br /> 10/20/95 3869 -2733 <0 5 <0 5 <0 5 <0 5 53 <br /> 01/26/96 3728 -2592 <0 5 <0 5 <0 5 075 <2 5 <50 <br /> 04/24/96 3164 -2228 <0 5 <0 5 <0 5 <0 5 <50 <br /> 07/16/96 3348 -2212 <0 5 <0 5 <0 5 <0 5 <2 5 56* 51* <br /> I0/16/96 34 74 -23 38 <0 5 <0 5 <0 5 <0 5 <50 <br /> 01/21/97 32 10 -2074 <0 5 <0 5 <0 5 <0 5 92* - - <br /> 04/01/97 2982 -1846 <0 5 <0 5 <0 5 <0 5 110* <br /> 07/21/97 3048 -19 12 <0 5 <0 5 <0 5 <0 5 <2 5 67 - <br /> 10/10/97 31 88 -2052 <0 5 <0 5 <0 5 <0 5 <2 5 55* - - <br /> 01/14/98 3147 -2011 <0 5 <0 5 <0 5 <OS <2 5 73* <br /> Trip blank 01/14/98 <0 5 <0 5 <0 5 <05 <2.5 <50 <br /> Rinse blank 01/14/98 <0.5 <05 <05 <O 5 <25 <50 <br /> a Confirmatory value,calculated by EPA Method 8260,for the sample with the highest value measured at the site by EPA Method 8020 <br /> Not analyzed <br /> * Laboratory reported untdentified hydrocarbons <br /> µg/)_, Micrograms per liter <br /> TPH-g Total Petroleum Hydrocarbons as gasoline <br /> TPH-d Total Pelroleuin Hydrocarbons as diesel <br /> MTBE Methyl tent-butyl ether <br /> ft msl feet relative to mean sea level <br /> RLS 70117 Q198 12.2 <br /> P 5 <br />