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TABLE 2 - CONTINUED
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES
<br /> Top Filling Station
<br /> 101 South Wilson Way, Stockton, California
<br /> LWDth
<br /> _
<br /> Sample Sample Screen TPH as Benzene lolneneLen
<br /> yl ylenes MTBE✓ MTBE DIPS ETSE TAME TBA EDB 1,2-DCA
<br /> 1D Date Interval Gasoline zene 8020 8260
<br /> 06-10-97 4613 200,000 47,000 32,000 3,800 16,000 850 NA NA NA NA NA NA NA
<br /> 09-25-97 4811 200,000 48,000 28,000 4,200 17,000 800 930 ND<400 ND<400 ND<400 ND<2000 NA NA
<br /> 12-17-97 4801 220,000 46,000 26,000 4,200 17,000 860 960 ND<5 ND<5 ND<5 950 NA NA
<br /> 3-12-98 4491 160,000 51,000 23,000 3,300 14,000 1,200 1,200 ND<500 ND<500 ND<500 ND<5000 NA NA
<br /> 06-11-98 4224 390,000 92,000 56,000 7,200 29,000 2,100 ND<3400 ND<3400 ND<3400 ND<3400 ND<170 NA NA
<br /> VW-2A 09-09-98 4104 43-63 130,000 40,000 18,000 3,000 12,000 1,100 760 ND<200 ND<200 ND<200 ND<1000 NA NA
<br /> 12-22-98 4034 160,000 34,000 18,000 3,000 14,000 1,200 1,100 ND<130 ND<130 ND<130 ND<650 NA NA
<br /> 03-26-99 3862 170,000. 37,000 23,000 3,300 14,000 ND<3300 1,200 ND<130 ND<t30 ND<130 ND<650 NA NA
<br /> 06-14-99 3745 180,000 48,000 24,000 3,300 14,000 1,600 1,200 ND<130 ND<130 ND<130 ND<650 NA NA
<br /> 10-13-99 3935 140,000 37,000 17,000 2,800 12,000 860 1,200 ND<100 ND<100 ND<100 ND<500 NA NA
<br /> 03-31-00 3775 150,000 35,000 14,000 3,100 14,000 990 1,300 ND<125 ND<125 ND<125 ND<625 ND<l 190
<br /> 06-10-97 4622 230,000 39,000 48,000 3,800 19,000 4,600 NA NA NA NA NA NA NA
<br /> 09-25-97 4744 240,000 38,000 47,000 4,300 21,000 3,600 4,400 ND<1000 ND<1000 ND<1000 ND<5000 NA NA
<br /> 12-17-97 4802 270,000 38,000 47,000 4,300 22,000 3,400 3,400 ND<5 ND<5 ND<5 1,700 NA NA
<br /> 03-12-98 4559 210,000 41,000 47,000 4,100 20,000 4,100 3,700 ND<500 ND<500 ND<500 ND<5000 NA NA
<br /> 06-11-98 4176 240,000 38,000 46,000 3,800 19,000 1,400 2,300 ND<2000 ND<2000 ND<2000 ND<10000 NA NA
<br /> VW-3A 09-09-98 4088 43-63 210,000 27,000 24,000 4,400 22,000 9,300 4,100 ND<100 ND<100 ND<100 ND<500 NA NA
<br /> 12-22-98 4034 170,000 24,000 24,000 3,200 18,000 3,100 3,200 ND<85 ND<85 ND<85 ND<425 NA NA
<br /> 03-26-99 3864 170,0001 26,000 31,000 2,900 16,000 ND<7000 4,400 ND<130 ND<130 ND<130 ND<650 NA NA
<br /> 06-14-99 3739 140,000 22,000 26,000 2,700 14,000 1,100 900 ND<25 ND<25 ND-<25 ND<130 NA NA
<br /> 10-13-99 3923 83,000 6,400 7,200 1,900 9,200 11,000 8,400 ND<250 ND<250 ND<250 ND<t,300 NA NA
<br /> ND<50 I ND<50 < ND<50 120
<br /> Notes
<br /> µg17 micrograms per liter(parts per billion)
<br /> TPH total petroleum hydrocarbons,EDB ethylene dibromide,1,2-DCA 1,2-dichloroethane
<br /> DIPE di-isopropyl ether,TAME tert-amyl methyl ether,TBA tert-butanol alcohol,ETBE ethyl tert-butyl ether,MTBE methyl tertiary butyl ether
<br /> NA not analyzed,ND not detected
<br /> < indicates constituents were not detected at a concentration greater than the reporting limit shown
<br /> r unmodified or weakly modified gasoline is significant
<br /> I
<br /> Advanced GeoEnvironmental,Inc
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