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<br /> TABLE 2 - CONTINUED
<br /> Analytical Results of Ground Water Samples - Site Investigation
<br /> CALIFORNIA FUELS CARDLOCK STATION - 2402 Pacific Avenue, Stockton, Cali mia
<br /> Ground Screen
<br /> Well Sample Water Interval TPH-g TPH-d Benzene Toluene Ethyl' Xylene MTBE MTBE DIgE ETBE TAME TBA
<br /> 1 D Date benzene 8420 8260
<br /> 10-16-97 3326 63,000 8,100f 7,600 11,000 1,300 5,700 ND<250 ND<20 ND<20 ND<20 ND<20 i ND<100
<br /> 01-09-98 3240 170,000 22,000f 21,000 24,000 2,300 14,000 ND<500 58 ND<5 ND<5 ND<5 ND<50
<br /> 04-08-98 2728 23,000 6,500t 810 590 ND<50 3,300 ND<50 ND<10 NL)<10 ND<10 ND<10 ND<100
<br /> 07-17-98 2507 35,000 6,900f 3,300 1,600 720 4,200 ND<50 ND<100 ND<100 ND<100 ND<100 ND<500
<br /> 10-22-98 2627 29,000 3,900t 1,800 1,800 390 4,000 ND<50 ND<50 ND<50 ND<50 ND<50 ND<250
<br /> 01-25-99 25 54 49,000 7,3001• 3,800 3,000 1,500 7,700 ND<100 ND<7 ND<7 ND<7 ND<7 ND<35
<br /> AW-IB 04-28-99 2354 62,000 5,600f 5,600 1,900 2,000 8,700 ND<100 ND<5 ND<5 ND<5 ND<5 ND<25
<br /> 07-27-99 2427 50-60NSNS NS N5 NS NS NS NS NS NS NS
<br /> NS
<br /> 10-19-99 25 86 130,000 5,400f 20,000 20,000 3,700 18,000 ND<250 ND<17 ND<17 ND<17 ND<17 25
<br /> 09-29-00 2544 58,000 NA 5,000 5,600 1,800 9,200 ND<200 ND<25 ND<25 ND<25 ND<25 ND<130
<br /> 12-21-00 2549 29,000 NA 2,700 2,900 950 5,300 NA ND<10 ND<10 ND<10 ND<10 ND<50
<br /> 03-21-01 2487 49,000 NA 4,100 3,700 2,100 10,000 ND<50 ND<25 ND<25 ND<25 ND<25 ND<125
<br /> 06-21-01 2557 23,000 NA 2,800 3,400 620 2,800 ND<50 ND<10 ND<10 ND<10 ND<10 ND<400
<br /> 09-19-01 2811 42,000 NA 1,500 1,400 1 1,500 7,000 1 ND<100 ND<10 ND<]0ND<10 ND<10 ND<50
<br /> 09-29-00 2578 170,000 NA 20,000 40,000 3,100 17,000 ND<200 ND<170 ND<170 ND<170 ND<170 ND<850
<br /> 12-21-00 2545 170,000 NA 19,000 40,000 3,300 18,000 NA ND<63 ND<63 ND<63 ND<63 ND<63
<br /> AW-2A 03-21-01 25 34 40-45 140,000 NA 15,000 32,000 2,800 15,000 ND<200 ND<50 ND<50 ND<50 ND<50 ND<250
<br /> 06-21-01 2610 130,000 NA 8,800 16,000 3,900 18,000 ND<250 ND<25 ND<25 ND<25 ND<25 ND<1000
<br /> 09-19-01 28 53 250,000 NA 23,000 52,000 5,200 24,000 ND<170 ND<170 ND<170 ND<170 ND<l70 ND<850
<br /> 10-16-97 3360 18,000 2,100f 3,400 2,600 400 1,700 ND<50 63 36 ND<2 ND<2 23
<br /> 01-09-98 3270 1,800 610f 320 280 36 230 ND<50 ND<5 ND<1 ND<l ND<l ND<5
<br /> 04-08-98 2759 ND<50 ND<50 057 ND<0 5 ND<0 5 ND<0 5 26 ND<5 ND<l ND<l ND<1 ND<5
<br /> 07-17-98 2533 3,300 700f 720 320 66 240 ND<10 ND<35 ND<35 ND<35 ND<35 ND<175
<br /> 10-22-98 2658 2,000 170t 470 180 93 300 ND<10 15 ND<1 ND<l ND<1 ND<5
<br /> 01-25-99 2562 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 2371 2,000 670f 380 250 58 250 ND<5 ND<l 0 ND<10 ND<10 ND<10 ND<50
<br /> AW-213 07-27-99 2449 60-70 NS NS NS NS NS NS NS NS NS NS NS NS
<br /> 10-19-99 2616 49,000 1,600f 5,100 8,100 1,600 7,300 ND<100 ND<8 5 ND<8 5 ND<8 5 ND<8 5 11
<br /> 09-29-00 2593 81,000 NA 5,200 16,000 2,700 13,000 ND<200 ND<60 ND<60 ND<60 ND<60 ND<300
<br /> 12-21-00 2602 21,000 NA 2,100 3,400 660 3,000 NA ND<10 ND<10 ND<10 NIK10 ND<50
<br /> 03-21-01 2535 18,000 NA 2,200 2,900 440 2,000 ND<10 ND<50 ND<50 ND<50 ND<50 ND<250
<br /> 06-21-01 2611 55,000 NA 3,600 4,500 1,900 9,400 ND<250 ND<25 ND<25 ND<25 ND<25 ND<1000
<br /> 09-19-01 2867 32,000 NA 1 2,100 1 2,700 1 1,200 1 6,000 ND<50 ND<10 I ND<10 I ND<10 1 ND<10 ND<50
<br /> Notes ug/1 micrograms per filer or parts per billion,TPH-g total petroleum hydrocarbons quantified as gasoline,TPH-d total petroleum hydrocarbons quantified as diesel
<br /> MTBE methyl tertiary butyl eaher, NA not analyzed,NS not sampled,ND not detected,< indicates constituents were not detected at a concentration greater than the
<br /> reporting limit shown,f the laboratory indicated sample as having a non-diesel pattern
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<br /> Advanced GeoEnvironmental,Inc
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