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_ . Table 2 <br /> Groundwater Levels and Chemical Analysis <br /> Former Mobil Bulk Plant 04-343 <br /> Well Date Top of Depth Ground- TPH-G TPH-D B T E X Fecal Lead Phenol Diethyl 2-HEX MTBE MTBE DO <br /> ID Casing to water (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) Coliform (ppb) (ppb) Phthalate (ppb) 8015 8260 (ppm) <br /> Elevation Water Elevation (ppb) (ppb) (ppb) (ppb) <br /> (feet) (feet) (feet) <br /> AW-12 01/26/96 10.20 21.36 NO 87 0.77 NO NO NO — — — — — NO -- — <br /> (con't) 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 NO NO — — — NO — — <br /> 11/06/96 10.34 21.22 . NO 60 ND 0.51 NO NO — — — — — NO — -- <br /> 01/14/97 9.96 21'.60 NO NO NO NO ND - NO — — — — 3.1 NO 0.96 <br /> NOTES: ppb= parts per billion 00= dissolved oxygen <br /> ppm parts per million 3= benzene <br /> TPH-G= total petroleum hydrocarbons as gasoline T= toluene <br /> TPH-D= total petroleum hydrocarbons as diesel E= ethylbenzene <br /> ND= not detected at or above method detection limit X= total xylenes <br /> not measured/not analyzed Top of casing elevations were surveyed in reference to a railroad spike set in an <br /> 2-HEX= 2-Hexen-1-ol(E) island of the approximate centerline of East Grantline Road 19.5 feet west from the <br /> sample reported as not matching typical gasoline pattern centerline of the railroad spur tracks. <br /> = sample reported as not appearing to contain gasoline All wells resurveyed on April 7,1992,by Land Improvement Services.April 7 and 24, <br /> well obstructed at groundwater level,no sample collected 1992,data reflect resurveyed elevations. <br /> well not located <br /> 3"1361GVJ Data.-3(5tD7 - Page 13 o1 13 '� <br />