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I <br /> Table 2 <br /> Groundwater Elevation and Analytical Data(ARCO) <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Drive <br /> Stockton California <br /> i <br /> Well De Product Groundwater Groundwater <br /> Pw Ethyl Xylenes <br /> well Date Elevation to Water ThiekrNM Elevation Elevation TPHg Benzene Toluene benzene (total) MtBE DO <br /> Number Sampled tt,MSL 4 TOC (ft) 1 WSL Change(ft11 <br /> (ugA (Ug/1) u (ugA) (ugA) (u ) (mg1L) <br /> E 9 6/6/2002 P 7 69 — 633 -067 <50 <0 50 <050 <0 50 <0 50 <2 5 106 <br /> {cont j 912412D02 P 976 — 8 20 187 <50 <0 50 <0 50 <0 50 <0 50 e2 5 073 <br /> 12117/2002 P 815 -- 6 59 161 76 <0 50 4 50 19 23 2 5 <br /> 3/18/2003 P 796 — 16 40 019 <50 <0 50 <0 50 <0 50 <0 50 i2 5 1 21 <br /> 6!1712003 P 813 — 6 57 -017 <50 <050 <0 50 069 14 <"2 5 070 <br /> E 10 8126/1988 128 — <br /> 1112&1988 — 2 780 5 240 690 3 57D <br /> 2/27/1989 — 2 970 3 020 750 5 030 <br /> S W1989 — — 5 520 5 760 1 060 6 900 <br /> 8!2211989 — — 2 590 3 220 570 5200 <br /> 12/4/1989 — — — 1 300 1200 400 3200 <br /> 1/4119W 1637 _ 1511 — <br /> 2/1/1990 1614 1488 023 <br /> 2/15/1990 16 12 — �4 86 002 <br /> 2122!1990 1690 — 1564 -078 <br /> 319!1990 1590 -- 1464 100 339 606 268 1 480 <br /> 4/511990 1606 — al <br /> 1480 -016 -- <br /> 4/19/1990 1620 — 14 94 -014 _ <br /> 5/10/1990 — — 11— — <br /> 5124/1990 1642 — 1516 — <br /> 61511990 1640 -- 15 14 002 — <br /> IN <br /> 6119/1990 1714 — 15 88 -074 3 510 3 180 790 6 490 <br /> 7!12!1990 17.21 — 1595 -007 — — <br /> 8116/1990 1757 — 1631 -036 — <br /> 9117/1990 1782 — 1656 -025 -- <br /> n <br /> 9119/1990 1782 — 1656 000 20 000 36 39 <50 7 700 — <br /> 10111/1990 1794 — 1668 -0 12 — <br /> 12/611990 1778 — 1,652 016 — <br /> 2/12/1991 1747 — 16 21 031 7 800 1 100 730 320 3 600 <br /> 2/25/1991 1741 — 16 15 005 -- — <br /> 4/23/1991 1656 — 15 30 085 8200 670 180 200 750 <br /> 7116191 1911 -- 47 85 255 9 400 850 230 210 1 100 <br /> 101811991 1960 — 18 34 049 8 700 860 150 260 820 <br /> 1/22/1992 1824 -- 1,698 135 32 000 3200 800 3 600 3 600 <br /> 4122!1992 1714 — 1,588 110 26 000 2 800 1 300 880 3 400 <br /> 7129!1992 1862 — 1736 148 42 D00 3 400 1 100 1 400 6 400 <br /> 1012911992 1899 — 17 73 -037 25 000 3 600 700 1 200 4 000 <br /> 1/27/1993 1577 -- 1451 322 31 000 2 500 540 1 100 3 100 <br /> 4/29/1993 1396 -- 12 70 181 28 000 2 500 640 1 400 4 400 <br /> 81511993 1552 — �4 26 156 32 000 3 300 630 1 700 5 700 <br /> 1111011993 1585 — 14 59 033 31 000 2 600 290 1 500 4 400 <br /> 3/21/1994 1529 — 14 03 056 28 000 2 900 290 1 700 4 500 <br /> 6/27/1994 15 10 — 1384 019 25 000 3 000 180 1 900 4 100 <br /> n <br /> 912911994 1611 — 14 85 101 27 700 3200 150 1 780 2 904 <br /> 12/611994 1571 14 45 D 40 18 000 3 300 110 1 700 3 000 <br /> 11Protects�121331Tableslgwtables2133 As <br /> 1014 of 29 <br />