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Page 22 of 35 <br /> l Table 1 <br /> Groundwater Elevation and Analytical Data <br /> 1 �I ARCO Service Station#2133 <br /> i, 2908 Benjamin Holt Dr,Stockton,CA <br /> Well Depth Product I Groundwater Groundwater Xylenes <br /> Well Date Elevation to Water Thickness{ Elevation Elevation TPHg Benzene Toluene Ethylbenzene (total) MtBE DO <br /> Number Sampled (ft,MSL) (ft,TOC) (ft) (ft,MSL) Change(ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> E-12 6/22199 NP 878 -6 82 -199 <50 <0 5 <0 5 <0 5 <0 5 <5 05 <br /> (cont) 9113199 NP 1043 -- -847, -165 <50 <0 5 <0 5 <0 5 <0 5 <5 64 <br /> 12/16/99 NP 1030 -834 013 <50 <0 5 <0 5 <0 5 <0 5 <2 5 50 <br /> 3/23/00 P 5 423 46� 488 <50 <0 5 <05 <0 5 <0 5 <2 5 - <br /> 6/21/00 P 796 { --600 -254 <50 <0 5 <0 5 <0 5 <0 5 <2 5 01 <br /> 9113/00 NP 971 <br /> -7 75 -175 <50 <0 5 <0 5 <0 5 <0 5 <2 5 153 <br /> 19 - <br /> 12/15/00 P 9 ;I� -7 23' <br /> 052 <50 0 <0 500 <0 500 <0 500 <0 500 <2 50 232 <br /> 311101 P 722 -5 26 1 97 <50 0 <0 500 0 546 <0 500 <0 500 <2 50 38 <br /> 5/10/01 P 721 1 -525 1 001 <50 0 <0 500 <0 500 <0 500 <0 500 <2 50 14 <br /> 8122101 P 989 -793 1 -268 <50 4 50 <0 50 <0 50 <0 50 15 <br /> 12/5101 P 911 -- -7 15� 0 78 <50 <0 50 <0 50 <0 50 <0 50 <2 5 062 <br /> 3112102 P 737 — -5 41 174 <50 <0 50 <0 50 <0 50 <0 50 <2 5 172 <br /> PR-1 8126188 080 -- -- - -- -- 4 5 <0 5 <0 5 <0 5 <br /> 11/28/88 -- -- -- 64 29 107 444 <br /> 2/27/89 -- - <0 4 <0 5 <0 5 <0 5 - <br /> 5/30/89 -- -- ' -- -- -- <0 5 <0 5 <0 5 <0 5 -- -- <br /> 8122/89 -- .. � -- -- <0 5 <0 5 <0 5 <0 5 -- <br /> 12/4/89 -- <br /> 1/4190 1641 -- -- -- <0 3 <0 3 <0 3 04 <br /> . <br /> .. - <br /> 2/1 1561 <br /> 190 1614 t 1534 0 27 -- -- - <br /> 2/15/90 1612 f 15 32f 002 .. - <br /> 2122190 1694 -- �, 16 14k 082 - <br /> 318/90 1590151 1 04 <br /> <0 5 <0 5 <0 5 <0 5 <br /> 4/5190 1606 - --1526, -016 -- _. <br /> 4119190 1612 �15 32 -006 <br /> 5110/90 1659 1 --1579 -047 - -- -- -- - - <br /> 5/24/90 1657 -- 1577 002 .. - <br /> 6/5/90 -- .. .. -- <br /> 6118/90 <br /> 1695 1615 -- <0 5 <0 5 <0 5 - <br /> 7/12/90 1736 -- f 1656 -041 -- <0 5 <br /> - <br /> 8/16/90 <br /> 1762 1682 -026 _ -- <br /> 9/17190 1793 -- -1713 -031 <50 <0 5 -- <br /> <0 5 <05 <0 5 .. <br /> 90 <br /> 0//19//9D 1793 - X17 13, 000 <50 <0 5 <0 5 <0 5 <05 -- <br /> 1798 - 1718, -0 05 <br /> 12/6/90 1783 - 1703 015 Y - - <br /> i <br /> Projects/&/2133/ReportslTables/gwtables2133 As <br />