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Table 1 <br /> Groundwater Levels and Chemical Analysis <br /> Former Mobil Bulk Plant 04-343 <br /> Well Date Top of Depth Ground- TPH-G TPH-D Benzene Toluene Ethyl- Total Fecal Lead Phenol Dlethyl 2-HEX MTBE <br /> ID Casing to water (ppb) (ppb) (ppb) (ppb) benzene Xylenes Coliform (ppb) (ppb) Phthalate (ppb) (ppb) <br /> Elevation Water Elevation (ppb) (ppb) (ppb) (ppb) <br /> (fast) {feet) (feet) <br /> AW-12 08!16!95 10.45 21.11 NO NO NO NO NO NO — — — -- — — <br /> (oon't) 10/24/95 10.54 21.02 ND NO ND ND NO NO — — — — -- NO <br /> 01/26/96 10.20 21.36 NO 87 0.77 NO NO NO — — — — — NO <br /> 04/12/96 10.28 21.28 NO 160 NO NO NO NO — — — — — 0.98 <br /> 07/25/96 10.44 21.12 NO NO NO NO ND ND --- — -- — — ND <br /> I <br /> I <br /> NOTES: ppb= parts per billlon Top of casing elevations were surveyed In reference to a railroad spike set In an <br /> TPH-G= total petroleum hydrocarbons as gasoline Island of the apprmcImate centerline of l=ast Grantline Road 19.5 feet west from the <br /> TPH-D= total petroleum hydrocarbons as diesel centerfine of the railroad spar tracts. <br /> No= not detected at or above method detection limit All wells resurveyed on April 7,1992,by Land Improvement Services.April 7 and 24, <br /> —= not measured/not analyzed 1992,data reflect resurveyed elevations. <br /> 2-HEX- 2-Hexen-i-d(E) <br /> '= sample reported as not matching typical gasoline pattern <br /> • sample reported as not appeartng to cordaln gasoline <br /> •••= well obstructed <br /> x <br /> 30-01ssraw Data,1OWN Page 12 of 12 <br />