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Table 1 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Drive <br /> Stockton, California <br /> Well Depth Product Groundwater Groundwater Ethyl- Xylenes <br /> Well Date Elevation to Water Thickness Elevation Elevation TPFIg Benzene Toluene benzene (total) MtBE DO <br /> Number Sampled (ft,MSL) (ft,TOC) (ft,MSL) Change(ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> E-8 3/11/2002 P 640 -543 175 77 <0 50 <050 <050 <050 29 1 62 <br /> (cont) 6/6/2002 P 731 -- -634 -091 51 <0 50 <0 50 <0 50 <050 67 0 83 <br /> 9/24/2002 Well Inaccessible,Roadway Repaved <br /> 12/17/2002 Well Inaccessible,Well Paved Over <br /> 3/18/2003 Well Inaccessible,Well Paved Over <br /> E-9 8/26/1988 156 — - 4,700 4,900 1,400 5,100 <br /> 11/28/1988 -- 780 1,100 400 1,280 <br /> 2/27/1989 -- -- -- 900 100 260 1,700 <br /> 5/30/1989 <br /> 8/22/1989 - 690 <500 <500 860 <br /> 12/4/1989 __ _ _- <br /> 1/4/1990 1664 1508 - <br /> 2/1/1990 1644 -- -1488 020 <br /> 2/15/1990 1639 - -1483 005 _ <br /> 2/22/1990 1627 - -1471 012 _ <br /> 3/8/1990 1619 - 1463 008 490 70 360 1 440 <br /> 4/5/1990 1648 -1492 -029 _ <br /> 4/19/1990 1649 -- -1493 -001 <br /> 5/10/1990 1686 -- -1530 -037 <br /> 5/24/1990 1677 -- -1521 009 <br /> 6/5/1990 1670 -- -1514 007 <br /> 6/18/1990 1747 -1591 -077 <br /> 7/12/1990 1753 -- -1597 -006 <br /> 8/16/1990 1782 -- -1626 -029 <br /> 9/17/1990 1815 - -1659 -033 - ._ -- <br /> 9119/1990 1815 -- -1659 000 24,000 130 140 80 6,000 <br /> 10/11/1990 1824 — -1668 -009 - - <br /> 12/6/1990 1811 - 1655 013 __ __ <br /> 2/12/1991 1780 -- -1624 031 18,000 2,600 130 610 4,700 <br /> 2/25/1991 1876 — -1720 -096 -- <br /> 412311991 1689 -- -1533 1 87 <br /> 7/15/1991 dry -- __ <br /> 10/8/1991 dry <br /> Projects/ARCO/2133/Reports/Tables/gwtables2133 As <br /> 1fi <br />