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<br /> SUMMARY OF GROUNDWATER ANALYTICAL RESULTS -
<br /> JAMAR Service Station, 4075 East Main Street, Stockton, CA
<br /> Page 1 of 4
<br /> (Reported in u
<br /> Sample Date TPHg Benzene Toluene Ethyl Xylenes MTBE I TBA I DIPE ETBE TAME 1,2-DCA EDBTPHd
<br /> ID Benzene
<br /> l 1 MW1 09/23/99 130,000 32,000 19,000 1,500 7,400 130,000 NA NA NA NA NA NA 3,700
<br /> MW1 05/23/00 150,000 34,000 22,000 1,600 7,800 250,000 NO NO NO NO NO NA 2,100
<br /> 11 08/30/00 15,000 34,000 30,000 1,800 9,800 250,000 NA NA NA NA NA NA 3,300
<br /> MW1 07/06/01 280,000 31,000 12,000 900 5,900 160,000 ND NO NO ND NO NO 82
<br /> MW1 09/28/01 100,000 35,000 NO NO NO 250,000 NO NO ND NO NO NO NA
<br /> MW1 12/10/01 150,000 32,000 5,200 NO ND 230,000 ND ND ND ND NO ND NA
<br /> MW1 04/17/02 90,000 30,000 2,000 ND 1,100 220,000 ND NO ND ND 2,700 NO 1,610
<br /> MW1 06/11/02 130,000 35,000 1,900 1,200 2,600 210,000 43,000 NO NO ND ND ND 1,860
<br /> MW1 09/26/02 76,000 29,000 NO ND 1,400 200,000 ND NO ND ND NO NO 4,100
<br /> MW1 .12/19102 2,800 38,000 160 51 136 190,000 440 NO NO NO NA NA NO
<br /> MW1 03/13/03 8,200 23,000 1,700 250 610 150,000 3,700 NO NO ND 2,100 NA 620
<br /> MW1 05/29/03 80,000 29,000 1,200 250 1,160 180,000 3,000 ND ND NO 2,000 NO 5,200
<br /> MW1 12/18/03 120,000 36,000 280 320 130 190,000 <2,000 <200 <200 <200 <200 <200 <100
<br /> MW1 03/17/04 64,000 31,000 690 170 420 150,000 <2,000 <200 <200 <200 1,300 <200 <50
<br /> MW2 09/23/99 22,000 10,000 380 120 1,500 240 NA NA NA NA NA NA 1,500
<br /> MW2 05/23/00 30,000 9,100 150 42 180 320 NO ND NO NO NA NA 1,500
<br /> MW2 08/30/00 25,000 8,800 160 28 120 510 NA NA NA NA NA NA 1,000
<br /> MW2 07/06/01 31,000 7,000 NO ND NO 760 200 NO ND ND NO NO ND
<br /> MW2 09/28/01 8,000 10,000 NO NO NO 450 NO NO NO NO NO NO NA
<br /> MW2 12/10/01 21,000 11,000 NO NO NO ND NO NO NO NO ND NO NA
<br /> MW2 04/17/02 22,000 6,500 474 NO NO 280 NO NO NO NO NO NO 685
<br /> MW2 06/11/02 22,000 8,900 180 ND 110 420 NO NO ND ND ND ND 541
<br /> MW2 09/26/02 20,000 8,000 270 67 170 360 NO NO ND NO ND ND 750
<br /> MW2 12119/02 ND 150 6 ND ND ND 440 ND ND ND NA ND ND
<br /> MW2 03/13/03 1,100 470 63 14 49.4 180 NO NO NO NO 8.9 NA NO
<br /> MW2 05/29/03 1,600 470 99 17 41.5 170 ND ND NO ND ND NA 440
<br /> MW2 12/18/03 3,300 190 34 8.4 32 73 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> MW2 03/17/04 3,200 640 88 14 68 62 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> MW3 09/23/99 59,000 21,000 68,000 500 15,000 ND NA NA NA NA NA NA 7,400
<br /> MW3 05/23/00 44,000 9,900 1,500 190 3,600 NO ND NO NO ND NA NA 4,100
<br /> MW3 08/30/00 66,000 17,000 1,300 640 6,800 NO NA NA NA NA NA NA 4,600
<br /> MW3 07/06/01 120,000 16,000 ND 520 1,800 160 ND ND ND ND ND ND ND
<br /> MW3 09/28/01 19,000 16,000 ND NO ND ND NO NO NO ND NO NO NA
<br /> W:%25B4ATABLE Sr,wtab qm
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