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<br /> TAM 2 _
<br /> • SUMMARY OF GROUNDWAM ANALYTICAL RESULTS
<br /> JAMAR Service Station, 4075 East Main Street, Stockton, CA
<br /> Page 1 of 5
<br /> (Reported in u
<br /> Sample a ple Date TPHg I Benzene Toluene Ethyl Xylenes MTBE I TBA I DiPE ETBE TAME 1,2-DCA EDBTPHd
<br /> ID Benzene
<br /> 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 /> 05/23/00 150,000 34,000 22,000 1,600 7,800 250,000 ND ND ND ND ND NA 2,100
<br /> 08/30/00 15,000 34,000 30,000 1,800 9,800 250,000 NA NA NA NA NA NA 3,300
<br /> 11
<br /> 07/06/01 280,000 31,000 12,000 900 5,900 160,000 ND ND ND ND ND ND 82
<br /> 09/28/01 100,000 35,000 ND ND ND 250,000 ND ND ND ND ND ND NA
<br /> 12/10/01 150,000 32,000 5,200 ND ND 230,000 ND ND ND ND ND ND NA
<br /> 04/17/02 90,000 30,000 2,000 ND 1,100 220,000 ND ND ND ND 2,700 ND 1,610
<br /> 06/11/02 130,000 35,000 1,900 1,200 2,600 210,000 43,000 ND ND ND ND ND 1,860
<br /> 09/26/02 76,000 29,000 ND ND 1,400 200,000 ND ND ND ND ND ND 4,100
<br /> 12/19/02 2,800 38,000 160 51 136 190,000 440 ND ND ND NA NA ND
<br /> 03/13/03 8,200 23,000 1,700 250 610 150,000 3,700 ND ND ND 2,100 NA 620
<br /> 05/29/03 80,000 29,000 1,200 250 1,160 180,000 3,000 ND ND ND 2,000 ND 5,200
<br /> 12/18/03 120,000 36,000 280 320 130 190,000 <2,000 <200 <200 <200 <200 <200 <100
<br /> 03/17/04 64,000 31,000 690 170 420 150,000 <2,000 <200 <200 <200 1,300 <200 <50
<br /> 06/03/04 54,000 37,000 260 110 <100 190,000 <10,000 <1,000 <1,000 <1,000 2,100 <1,000 <100
<br /> 07/16/04 5,900 670 500 25 310 130,000 <10,000 <1,000 <1,000 <1,000 <1,000 <1,000 <100
<br /> 08/13/04 2,300 130 78 16 140 200,000 <4,000 <400 <400 <400 840 <400 <100
<br /> 09/13/04 820 36 23 6.2 60 130,000 <10,000 <1,000 <1,000 <1,000 1,100 <1,000 <50
<br /> 12/13/04 670 0.8 3.3 3.5 41 49,000 <2,000 <200 <200 <200 330 <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 /> 05/23/00 30,000 9,100 150 42 180 320 ND ND ND ND NA NA 1,500
<br /> 08/30/00 25,000 8,800 160 28 120 510 NA NA NA NA NA NA 1,000
<br /> 07/06/01 31,000 7,000 ND ND ND 760 200 ND ND ND ND ND ND
<br /> 09/28/01 8,000 10,000 ND ND ND 450 ND ND ND ND ND ND NA
<br /> 12/10/01 21,000 11,000 ND ND ND ND ND ND ND ND ND ND NA
<br /> 04/17/02 22,000 6,500 474 ND ND 280 ND ND ND ND ND ND 685
<br /> 06/11/02 22,000 8,900 180 ND 110 420 ND ND ND ND ND ND 541
<br /> 09/26/02 20,000 8,000 270 67 170 360 ND ND ND ND ND ND 750
<br /> 12/19/02 ND 150 6 ND ND ND 440 ND ND ND NA ND ND
<br /> 03/13/03 1,100 470 63 14 49.4 180 ND ND ND ND 8.9 NA ND
<br /> 05/29/03 1,600 470 99 17 41.5 170 ND ND ND ND ND NA 440
<br /> 12/18/03 3,300 190 34 8.4 32 73 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 03/17/04 3,200 640 88 14 68 62 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> --V 06/03/04 1,500 210 51 <0.5 31 160 <20 <2.0 <2.0 <2.0 3.8 <2.0 <50
<br /> O t 07/16/04 2,000 500 130 22 110 120 <20 <2.0 <2.0 <2.0 <2.0 <2.0 <50
<br /> 08/13/04 2,300 290 250 34 270 170 65 <5.0 <5.0 <5.0 <5.0 <5.0 <50
<br /> 09/13/04 1,500 180 190 32 180 140 44 <2.0 <2.0 <2.0 2.5 <2.0 <50
<br /> 12/13/04 880 1 36 1 50 3.8 150 96 69 <2,0 <2.0 <2.0 2.3 <2.0 <50
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