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• 0 ! <br /> 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 TPHg Benzene Toluene benzene (total) MtBE DO <br /> Number Sampled (ft,MSL (ft,TQC (ft (ft,MSL) Change(ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> E-2 8/26/1988 2 86 -- _ <br /> 11/28/1988 -- - -- - 79 4 5 12 <br /> 2/27/1989 -- -- -- 300 78 9 9 476 <br /> 5/30/1989 -- - -- -- 638 103 19 4 753 <br /> 8/22/1989 -- - 85 <25 <25 <25 <br /> 12/4/1989 -- -- -- -- 102 82 <0 6 53 <br /> 1/4/1990 1790 -- -1504 __ __ -- <br /> 2/111990 1770 - -1484 020 - <br /> 2/15/1990 1767 -- -1481 003 <br /> 2/22/1990 1844 -- -1558 077 <br /> 3/8/1990 1740 -- -1454 104 108 245 156 339 <br /> 4/5/1990 1769 -- -1483 029 <br /> 4/19/1990 1772 -1486 -003 <br /> 5/10/1990 1803 - -1517 -031 <br /> 5/24/1990 1796 -- -1510 007 _ <br /> 6/5/1990 1795 -1509 001 -- _ _ _ <br /> 6/18/1990 1886 — -1600 -091 - 636 8 63 88 <br /> 7/12/1990 1876 -1590 010 -- _ _ <br /> 8/16/1990 1905 -- -1619 -029 - <br /> 9/17/1990 1940 -- -1654 -035 -- - - <br /> 9/19/1990 1940 -1654 000 2000 10 19 80 200 <br /> 10/11/1990 1949 - -1663 -009 -- - - <br /> 12/6/1990 1934 - -1648 015 <br /> 2/11/1991 1900 -- -1614 034 <br /> 2/25/1991 1893 - -1607 007 -- - -- _ <br /> 4/23/1991 1805 -1519 088 1,300 19 <0 5 1 2 1 8 <br /> 7/15/1991 2075 - -1789 270 1,600 62 20 73 43 <br /> 10/8/1991 2130 -- -1844 055 2,200 55 <2 5 3 3 6 <br /> 1/22/1992 1947 -- -1661 183 2,400 41 14 22 47 <br /> 4/22/1992 1862 -- -1576 085 1,200 37 22 37 6 <br /> 7/29/1992 2007 -1721 -145 1,800 45 4 5 93 47 <br /> 10/29/1992 2052 -- -1766 -045 540 12 <05 25 1 4 <br /> 1/27/1993 1723 -- -1437 329 1,900 47 94 75 70 <br /> 4/29/1993 1543 -- -1257 180 3,400 110 15 15 29 <br /> Projects/ARCD/2133/Reports/Tables/gwtables2133 As 1 <br />