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Table 4 Summary of Analytical Data - Groundwater
<br /> George's Service
<br /> 1600 Durham Ferry Road
<br /> Tracy, California
<br /> Project No 425 2
<br /> Summary of Groundwater Analytical Data
<br /> Wells Date Benzene Toluene Ethyl Total TPH MTBE
<br /> Benzene Xylenes Gasoline
<br /> ug/L ug/L ug/L ug/L ug1L ug/L
<br /> ' MW-1 05/04/95 45 40 8 0 60 470 NA
<br /> 09/13/96 24 1 0 6 0 10 186 7*
<br /> ' 01/17/97 17 1 0 40 40 176 9*
<br /> 05/05/97 47 2 0 2 0 13 331 13/581
<br /> 09/19/97 12 06 20 60 75 28
<br /> 1 02/24/98 24 1 0 30 13 181 40
<br /> 05/29/98 5 0 ND< 3 20 20 ND<50 ND<2
<br /> 11/13/98 18 08 26 86 97 ND<5
<br /> ' 04/28/99 11 0 6 3 0 7 8 94 N D<5
<br /> 09/01/99 7 ND<O 3 0 7 54 ND<50 ND<5
<br /> 12/22/99 100 43 32 87 820 N/A
<br /> '
<br /> 03/31/00 174 1 0 9 47 667 7*
<br /> 06/20/00 170 2 17 128 1,300 2*
<br /> 09/20/00 169 2 8 66 871 ND<2
<br /> 12/27/00 182 2 30 93 960 ND<2
<br /> 03/06/01 136 N D<0 3 28 78 710 N D<2
<br /> 06/20/01 162 2 23 111 1,080 N/A
<br /> 09/07/01 175 0 9 159 794 928 26*
<br /> ' 12/03/01 170 1 2 18 9 793 942 4 6*
<br /> 02/22/02 268 3 5 119 358 2,680 3 7*
<br /> 06/05/02 846 04 409 136 779 2 5
<br /> '
<br /> 09111/02 63 5 08 138 140 1,220 N D<2
<br /> 12/26/02 101 0 9 354 112 925 N/A
<br /> 03/21/03 64 7 0 9 479 123 981 ND< 1
<br /> ' 06/06/03 79 9 0 6 25 2 674 672 1 3*
<br /> MW-2 05/04/95 40 57 11 55 530 NA
<br /> 09/13/96 FP FP FP FP FP FP
<br /> 01/17/97 FP FP FP FP FP FP
<br /> 05/05/97 287 548 178 798 6,810 N D<5
<br /> 09/19/97 743 1,380 455 2,800 18,600 ND<20
<br /> 02/24/98 384 (FP) 507 (FP) 112 (FP) 574 (FP) 4100(FP) ND<2
<br /> 05/29/98 2,800 5,220 2,200 14,600 334,000 <200
<br /> '
<br /> 11/13/98 450 730 360 2,000 6,400 ND<5
<br /> 04/28/99 2,600 2,400 970 4,300 40,000 ND<5
<br /> 09/01/99 10,000 12,000 11,000 44,000 890,000 N D< 10,000
<br /> ' 12/22/99 1,400 3,500 1,100 4,800 44,000 N/A
<br /> 03/31/00 5,350 11,900 2,710 12,800 89,600 391*
<br /> 06/20/00 3,640 8,280 2,160 9,600 84,800 ND<200
<br /> ' 09/20/00 1 1,650 3,600 1 11350 41990 1 4,350 t 247*
<br /> 12/27/00 1 2,600 7,000 2,020 t 9,080 1 88,800 372
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