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TABLE 2 <br /> GROUNDWATER ANALYTICAL RESULTS <br /> FOR OXYGENATES AND ADDITIONAL COMPOUNDS <br /> FORMER APACHE PLASTICS FACILITY <br /> 2050 EAST FREMONT STREET <br /> STOCKTON, CALIFORNIA <br /> Date TBA MTBE DIPE ETBE TAME 1 ,2-DCA EDB <br /> WELL Sampled (µFAL) (µ8/L) (µS/L) ( 1g2) (µg/L) (µ6/L) (µg/L) <br /> MW- 18 M 05/24/04 110 <1 .0* <2.0* <2.0* <2.0 * 210 <8 .0* <br /> 08/23/04 51 <0.50 < 1 .0 <1 . 0 < 1 .0 91 <4.0 <br /> 11/19/04 < 10 <0.50 < 1 .0 <1 .0 <1 ,0 < 1.0 <2.0 <br /> 03/03/05 <10 <0.50 <1 .0 <1 .0 < L0 < 1 .0 <2.0 <br /> 05/12/05 110 <2.5* <5 .0* <5.0* <5,0* 220 <20* <br /> 08/ 15/05 110 <1 .5* <3 .0* <3 .0* <3 .0* 310 < 12* <br /> 11 /22/05 52 <0.50 <1 .0 < 1 .0 < 1 ,0 11 <4.0* <br /> 02/07/06 <20* ** <1 .0 *** <2.0*** <2.0*** <2.0* ** <2.0 * ** <8.0** * <br /> 04/24/06 56 <0.50 <1 .0 < 1 .0 < 1 .0 56 <4.0 * <br /> NOTES: <br /> TBA = Tertiary butyl alcohol S = Shallow Wells (screened 40 to 70 feet bgs) <br /> MTBE = Methyl tertiary butyl ether M = Mid-Depth Wells (screened 85 to 90 feet bgs) <br /> DIPE = Di-isopropyl ether D = Deep Wells (screened 94 to 120 feet bgs) <br /> ETBE = Ethyl tertiary butyl ether NA = Not Analyzed <br /> AME = Tertiary amyl methyl ether lig/L= micrograms per liter <br /> 1 ,2-DCA = 1 ,2-Dichloroethane <br /> EDB = 1 ,2-Dibromoethane j <br /> * = Reporting limits were increased due to high concentrations of target analytes <br /> ** = Well was previously identified as MW-1 . All groundwater samples have been collected from well VEW-2. <br /> *** = Reporting limits increased due to sample foaming. <br /> [11 Confirmation analysis using VOA 2 of 5. <br /> Apache_Quarterly_Data Page 14 of 14 STRATUS <br />