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TahbW <br /> Groundwater Monitoring and Analytical Results <br /> Former Chevron Service Station#9-8632 <br /> 575 Grant Line Road <br /> Vertical Measurements are to feet Tracy,California Analytical results are in parts per billion(ppb) <br /> Well Ground Depth Total <br /> DATE Head Water To TPH- TPH- Benzene Toluene Ethyl- Xylenes MTBE Oil & <br /> Elev Elev Water Diesel Gasoline Benzene Grease <br /> MW-3 <br /> 05/12/95 27 23 2014 7 09 -- -- -- -- -- -- <br /> 09/07/95 2723 1948 775 1,400' 5100 500 14 370 390 - - <br /> 12/01/95 27 23 1990 733 4,700' 19,000 1500 59 1100 1900 -- <br /> 02107196 27 23 2145 5 78 200' 3000 230 10 180 230 2500 <br /> 05/07/96 27 23 20 13 7 10 2,300' 7100 580 14 450 350 1300 <br /> 08/20/96 2723 1923 800 180' 430 55 <1 2 42 23 480 <br /> 11/05/96 27 23 2009 714 1,50o' 6800 400 <10 320 170 600 <br /> 01/07/97 2723 2107 616 130' 130 15 <0 5 3 6 4 0 450 <br /> 06/05/97 2723 20 10 7 13 72' 180 23 072 12 7 0 160 <br /> 09/02/97 2723 1975 7 48 1,100' 6100 440 <25 430 120 650 <br /> 11/19/97 2723 2035 688 140' 320 28 <0 5 16 2 6 150 <br /> 02/12/98 2723 2132 591 94' 240 22 <0 5 10 4 2 300 <br /> 06/10/98 2723 2055 668 290' 13,000 1300 <50 680 <50 3100 <br /> 08/10/98 27 23 19 83 740 2,000' 6300 580 14 650 380 1400 <br /> 11/24/98 2723 1998 7 25 240' 1300 120 <10 120 19 770 <br /> 01/05/99 27 23 2039 684 336' 940 189 999 59 7 71 6 698 <br /> 06/01/99 2723 2031 692 522' 2390 261 27 190 78 5 858 <br /> 08/30/99 2723 2000 723 150' 318 126 <1 0 101 <1 0 295 <br /> 11/24199 2723 2035 688 641' 3480 829 <5 0 148 31 5 533 <br /> 02/03/00 27 23 2083 640 6806 3,000' 170 <10 170 72 1,20011 200' <br /> 06/26/00 27 23 2007 7.16 151° 7603 44 <5 0 34 34 350 -- <br /> 9 8632 xis/#386855 3 As of 06/26/00 <br />