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TABLE 4
<br /> ANALYTICAL RESULTS OF GROUND WATER SAMPLES - EPA Methods 8015M/8020/8260
<br /> RIVER CITY PETROLEUMICONNELL MOTOR LIFT TRUCK
<br /> 2211 North Wilson Way, Stockton, California
<br /> Well I D Date TPH-g Benzene Toluene Ethyl- Xylene MTBE DIPE TAME ETBE TBA EDS 1,2-DCA
<br /> Screen benzene
<br /> 12-30-03 77,000 16,000 12,000 1,200 91800 <50 <50 <50 <50 <500 300 2,600
<br /> 03-25-04 56,000 14,000 10,000 890 7,500 <50 <50 <50 <50 <500 190 1,600
<br /> 06-24-04 60,000 9,600 51800 710 6,900 <25 <25 <25 <25 360 79 1,600
<br /> MW-1 12-20-04 - - - - - - - - - - - -
<br /> 40'-60' 03-10-05 84,000 15,000 10,000 980 7,400 <17 <17 <17 <17 <170 110 940
<br /> 06-07-05 27,000 8,500 4,300 250 7,200 <1 0 <1 0 <1 0 <1 0 <10 <0 5 390
<br /> 08-30-05 33,000 11,000 7,000 1,100 13,300 <10 <10 <10 <10 <10 63 110
<br /> 12-08-05 59,000 17,000 11,000 1,400 10,100 <1 0 <1 0 1 <1 0 <1 0 <10 <0 5 1 340
<br /> 12-30-03 6,600 290 83 150 760 <17 <17 <17 <17 20 <17 4.3
<br /> 03-25-04 9,200 220 110 200 1,100 <0 5 <0 5 <0 5 <0 5 12 <0 5 15
<br /> 06-24-04 9,000 65 28 130 820 <5 0 <5 0 <5 0 <0 5 <50 <5 0 15
<br /> MW-2 12-20-04 15,000 690 87 570 1,800 <2 5 <2 5 <2 5 <2 5 36 <2 5 63
<br /> 40'--60' 03-10-05 3,800 39 48 78 240 <1 0 <1 0 <1 0 <1 0 11 <1 0 5 1
<br /> 06-07-05 1,100 84 49 50 153 <1 0 <1 0 <1 0 <1 0 <10 <0 5 2 7
<br /> 08-29-05 39,000 21 93 91 339 <1 0 <1 0 <1 0 <1 0 <10 <0 5 13
<br /> 12-07-05 41,000 54 11 87 175 <1 0 1 <1 0 3 1 <1 0 <10 <0 5 1 7 0
<br /> 12-30-03 2,000 57 16 25 50 <0 5 <0 5 <0 5 <0 5 13 <0 5 078
<br /> 03-25-04 3,700 200 120 58 280 <0 5 <0 5 <0 5 <0 5 13 <0 5 <0 5
<br /> 06-24-04 850 15 3 2 14 20 <0 5 <0 5 <0 5 <0 5 6 5 <0 5 10
<br /> MW-3 12-20-04 9,900 530 190 160 540 <1 0 <1 0 <1 0 <1 0 <10 <1 0 7 8
<br /> 40'-60' 03-10-05 3,100 93 49 33 92 <0 5 <0 5 <0 5 <1 0 <5 0 <0 5 11
<br /> 06-07-05 800 7 9 6 2 40 222 <1 0 <1 0 <1 0 <1 0 <10 <0 5 <0 5
<br /> 08-29-05 500 54 51 <0 5 139 <1 0 <1 0 <1 0 <1 0 <10 <0 5 <0 5
<br /> 12-07-05 6,000 750 440 1 27 156 <1 0 <1 0 1 18 <1 0 <10 <0 5 1 16
<br /> 12-30-03 <50 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5
<br /> 03-25-04 <50 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5
<br /> MW-4 06-24-04 <50 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5
<br /> 4T-60' 12-20-04 <50 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5
<br /> 03-10-05 <50 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <0 5 <5 0 <0 5 <0 5
<br /> 06-07-05 <50 <0 5 <0 5 <0 5 <0 6 <1 0 <1 0 <1 0 <1 0 <10 <0 5 <0 5
<br /> 12-08-05 1 <50 1 <0 5 1 <0 5 1 <0 5 1 <0 6 1 <1 fl 1 <1 0 <1 0 <1 0 1 <10 I <0 5 1 <0 5 11
<br /> Advanced GeoEuvironmental,Inc
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