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TABLE 3
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES - SITE INVESTIGATION
<br /> CALIFORNIA FUELS CARDLOCK STATION
<br /> 2402 Pacific Avenue, Stockton, California
<br /> (µdl)
<br /> Well Sample TPH-g 7PH-d Benzene Toluene Ethyl Xylenes MTBE I MTBE DIPS I ETBE I TAME I TBA EDB 1,2-DC
<br /> ID I Date I I I I benzene 8020 8260
<br /> 10-16-97 18,000 2,1002 3,400 2,600 400 1,700 ND<50 6.3 36 ND<2 ND<2 23 - -
<br /> 01-09-98 1,800 6102 320 280 36 230 ND<50 ND<5 ND<l ND<1 ND<l ND<5 - -
<br /> 04-08-98 ND<50 ND<50 057 ND<0 5 ND<0 5 ND<0 5 2 6 ND<5 ND<l ND<l ND<1 ND<5 -
<br /> 07-17-98 3,300 7002 720 320 66 240 ND<10 ND<35 ND<35 ND<35 ND<35 ND<175 - -
<br /> 10-22-98 2,000 1701 470 180 93 300 ND<10 15 ND<1 ND<1 ND<1 ND<5 ND<l 6.3
<br /> 01-25-99 51,000 2,900' 7,800 7,600 1,200 4,800 ND<100 ND<25 ND<25 ND<25 ND<25 ND<130 -
<br /> 04-28-99 2,000 6702 380 250 58 250 ND<5 ND<10 ND<10 ND<10 ND<10 ND<50 _ =
<br /> 10-19-99 49,000 1,6001 5,100 8,100 1,600 7,300 ND<t00 ND<8 5 ND<8 5 ND<8 5 ND<8 5 11
<br /> 09-29-00 81,000 - 5,200 16,000 2,700 13,000 ND<200 ND<60 ND<60 ND<60 ND<60 ND<300 ND<60 ND<60
<br /> 12-21-00 21,000 - 2,100 3,400 660 3,000 - ND<10 ND<10 ND<10 ND<10 ND<50 - -
<br /> 03-21-01 18,000 - 2,200 2,900 440 2,000 ND<10 ND<50 ND<50 ND<50 ND<50 ND<250 - -
<br /> 06-21-01 55,000 - 3,600 4,500 1,900 9,400 ND<250 ND<25 ND<25 ND<25 ND<25 ND<100 ND<25 ND<25
<br /> AW-2B 09-19-01 32,000 - 2,100 2,700 1,200 6,000 ND<50 ND<10 ND<10 ND<10 ND<10 ND<50
<br /> 12-19-01 71,000 - 6,200 14,000 2,100 9,900 ND<25 ND<25 ND<25 ND<25 ND<25 ND<100 ND<25 ND<25
<br /> 03-08-02 41,000 - 4,000 5,800 1,200 6,700 ND<250 ND<10 ND<10 ND<10 ND<10 ND<400 - -
<br /> 06-20-02 57,000 - 6,500 11,000 1,800 8,500 ND<250 ND<25 ND<25 ND<25 ND<25 ND<100 ND<25 ND<25
<br /> 09-20-02 83,0001 - 5,500 17,000 4,200 19,000 ND<L000 ND<5 ND<5 ND<5 ND<5 ND<50 ND<5 30
<br /> 12-31-02 52,000 - 2,800 20,000 2,200 9,200 ND<250 ND<25 ND<25 ND<25 ND<25 ND<100 ND<25 ND<25
<br /> 04-04-03 ND<50 - 13 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<20 ND<0 5 ND<0 5
<br /> 06-24-03 711 - 12 12 ND<0 5 18 ND<5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<5 ND<0 5 ND<0 5
<br /> 09-23-03 41,000 - 2,300 3,600 1,500 6,500 ND<50 ND<2 5 ND<2 5 ND<2 5 ND<2 5 ND<100 ND<2 5 62
<br /> 11-08-03 31,000 - 1,900 1,100 1,200 5,300 - ND<1 ND<1 ND<l ND<1 ND<10 ND<1 48
<br /> 03-19-04 70 - 083 ND<0 5 ND<0 5 3 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<20 ND<0 5 ND<0 5
<br /> 07-06-04 640 - 82 16 97 148 ND<1 ND<1 ND<1 ND<1 ND<10 ND<0 5 ND<0 5
<br /> 10-07-04 230 - 22 ND<0 5 7.3 057 - ND<0 5 ND<0 5 ND<0 5 ND<0 5 ND<20 ND<0 5 2 7
<br /> 11-30-04 1 ND<50 - ND<0 5 ND<0 5 ND<0 5 18 - ND<1 ND<1 ND<1 ND<1 ND<10 I ND<0 5 25
<br /> Notes
<br /> µgll micrograms per Iiter 2 the laboratory indicated sample TPH-d total petroleum hydrocarbons TAME ternary-amyl methyl ether
<br /> not analyzed as having a non-diesel pattern quantified as diesel TBA tertiary-butyl alcohol
<br /> ND not detected 3 no recognizable pattern MTBE methyl tertiary butyl ether EDB ethylene dibromjde
<br /> ' unmodified or weakly TPH-g total petroleum hydrocarbons RIPE di-isopropyl ether 1,2-DCA 1,2-dichloroethane
<br /> modified gasoline quantified as gasoline ETBE ethyl tertiary-butyl ether
<br /> Advanced GeoEnvironmental,Inc
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