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TABLE 4 <br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES <br /> WELDON CHURCH PROPERTY <br /> 104 West Beverly Place,Tracy,Califomia <br /> 019/1) <br /> WellDDepth to EPA 801 W8020 EPA Methods 8260/8020/8021/601 <br /> I.D. dl� GW -1PH-r MTBE Benzene Toluene ElhvI- I XvIenes-1 DIPE ETBE I MTBE I TAME: I "IBA 1,2-DCA EDB <br /> 05/27/98 5.5 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - <br /> 1124/98 5.8 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - <br /> 02/24/99 4.82 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - <br /> 05/24/99 5.52 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - <br /> 0824/99 6.52 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - -11/24/99 5.97 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - <br /> 02/24/00 4.52 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - - <br /> 05/17/01 6.41 300 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - - <br /> 08/17/01 7.39 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - - <br /> 11/19/01 6.65 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - - <br /> 0220/02 6.04 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - <br /> 0529/02 6.34 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - <br /> 0924/02 7.03 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - <br /> 12/19/02 5.82 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - <br /> 0320/03 6.08 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - <br /> 0620/03 7.19 <50 <5 <0.5 <0.5 <0.5 <0.5 - - - - - - - <br /> 09/11/03 7.15 <50 - <0.5 <0.5 <0.5 <0.6 <1 <I <I <I <10 <0.5 <0.5 <br /> 12/16/03 6.41 <50 - <0.5 <0.5 <0.5 <0.6 <I <1 <1 <I <10 <0.5 <p.5 <br /> MW-7 0325/04 6.18 <50 - <0.5 <0.5 <0.5 <0.6 <I <1 <1 <I <10 <0.5 <0.5 <br /> 0623/04 6.89 <50 - <0.5 <0.5 <0.5 <0.6 <I <1 <1 <I <10 <0.5 <0.5 <br /> 0923/04 7.24 <50 - <0.5 <0.5 <0.5 <0.6 <I <1 <1 <t <10 <0.5 <0.5 <br /> 12/16/04 6.59 <50 - <0.5 <0.5 <0.5 <0.6 <t <1 <1 <I <10 <0.5 <0.5 <br /> 0322/05 5.81 <50 - <0.5 <0.5 <0.5 <0.6 <I <l <1 <I <10 <0.5 <0.5 <br /> 06/10/05 6.54 <50 - <0.5 <0.5 <0.5 <0.6 <I <I <I <I <10 <0.5 <0.5 <br /> 12/10/05 6.69 <50 - <0.5 <0.5 <0.5 <0.6 <1 <1 <I <1 <10 <0.5 <0.5 <br /> 03/18/06 6.1 <50 - <0.5 <0.5 <0.5 <0.6 <1 <1 <I <1 <10 <0.5 <0.5 <br /> 0627/06 6.7 <50 - <0.5 <0.5 <0.5 <0.6 <1 <I <l <1 <10 <0.5 <0.5 <br /> 09/30/06 NO ACC NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> 12/18/06 6.52 <50 - <0.5 <0.5 <0.5 <0.6 <1 <1 <1 <br /> <1 <10 <0.5 <0.5 <br /> 03/17/07 NO ACC NS NS NS NS NS NS NS NS NS NS NS NS NS J <br /> 06/07/07 NO ACC NS NS NS NS NS NS NS NS NS NS NS NS NS ■\ <br /> 10/01/07 NO ACC NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> 12/10/07 6.84 <50 - <0.5 <0.5 <0.5 <0.6 - - <I - - - - <br /> 03/17/08 6.30 NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> 06/22/08 6.40 NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> 09/08/08 7.80 NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> 12/01/08 6.81 <50 - <0.5 <0.5 <0.5 <0.6 - - <1 - - <0.5 - <br /> 0323/09 6.51 NS NS NS NS NS NS NS NS NS NS NS NS NS <br /> Notes: <br /> pg/I: micrograms per liter DIPE: Di-isopropyl ether MTBE: Methyl tenaryt butyl ether <br /> -. Not analyzed ETBE: Ethyl tertiary butyl ether EDB: 1,2dibromoedmne <br /> NO ACC: well was not accessable TAME: tertiary amyl methyl ether <br /> NS: Not Sampled TBA: tertiary Butyl Alcohol <br /> TPH-g: Total petroleum hydrocarbons quantified as gasoline 1,2-DCA: 1,2-dichloroedme <br /> Advanced GeoEmummmtal,Inc. <br />