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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 TPHg Benzene Toluene benzene (total) ME DO <br /> Number Sampled (ft,MSL) ft,TOC) ftft,MSL Change(ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> E 12 3/18/1996 918 -- -722 570 <50 <0 5 <0 5 <0 5 <0 5 - <br /> (cont) 6/1811996 985 - -789 -067 <50 <0 5 <0 5 <0 5 33 13 <br /> 9/25/1996 1223 -- -1027 -238 <50 <0 5 <0 5 <0 5 <0 5 <5 <br /> 12/4/1996 1170 -974 053 <50 <0 5 <0 5 <0 5 <05 <5 <br /> 3/19/1997 801 - -605 369 <50 <0 5 <0 5 <0 5 <0 5 8 3 <br /> 6/5/1997 NP 960 - -764 -159 <50 <0 5 <0 5 <0 5 <0 5 <5 103 <br /> 8/19/1997 NP 1107 — -911 -147 <50 <05 <0 5 <0 5 <0 5 <5 62 <br /> 11/25/1997 NP 1144 -- -948 -037 <50 <05 <0 5 <0 5 <0 5 <5 <br /> 3/19/1998 P 518 -- -322 626 <50 <0 5 <0 5 <0 5 <0 5 <5 48 <br /> 6/24/1998 NP 724 -528 -2 06 <50 <05 <0 5 <0 5 <0 5 <5 1 8 <br /> 9/10/1998 NP 883 - -687 -159 <50 <0 5 <0 5 <0 5 <05 <5 <br /> 12/17/1998 NP 897 - -701 -014 <50 <0 5 <0 5 <0 5 <0 5 <5 <br /> 3/10/1999 NP 679 -- -483 218 <50 <0 5 <0 5 <0 5 <0 5 <5 37 <br /> 6/22/1999 NP 878 -- -682 -199 <50 <0 5 <0 5 <0 5 <0 5 <5 0 5 <br /> 9/13/1999 NP 1043 -847 -165 <50 <0 5 <0 5 <0 5 <0 5 <5 64 <br /> 12/16/1999 NP 1030 - -834 013 <50 <0 5 <0 5 <0 5 <0 5 <2 5 50 <br /> 3/23/2000 P 542 -- -346 488 <50 <0 5 <0 5 <0 5 <0 5 <2 5 <br /> 6/21/2000 P 796 -600 -254 <50 <0 5 <0 5 <0 5 <0 5 <2 5 01 <br /> 9/13/2000 NP 971 -- -775 -175 <50 <0 5 <0 5 <0 5 <0 5 <2 5 1 53 <br /> 12/15/2000 P 919 -- -723 052 <50 0 <0 500 <0 500 <0 500 <0 500 <250 232 <br /> 3/1/2001 P 7 22 -526 1 97 <50 0 <0 500 0 546 <0 500 <0 500 <2 50 38 <br /> 5110/2001 P 721 -- -525 001 <50 0 <0 500 <0 500 <0 500 <0 500 <2 50 1 4 <br /> 8/2212001 P 989 -- -793 -268 <50 <0 50 <0 50 <0 50 <0 50 15 - <br /> 12/5/2001 P 911 -715 078 <50 <0 50 <0 50 <0 50 <0 50 <2 5 062 <br /> 3/12/2002 P 737 -541 174 <50 <0 50 <0 50 <0 50 <0 50 <2 5 172 <br /> 6/6/2002 P 827 -- -631 -090 <50 <0 50 <0 50 <0 50 <0 50 <2 5 064 <br /> 9/24/2002 P 1010 -814 -183 <50 <0 50 <0 50 <0 50 <0 50 <2 5 078 <br /> 12/17/2002 P 857 - -661 153 <50 <0 50 <0 50 <0 50 <0 50 <2 0 <br /> 3/18/2003 P 830 -- -834 027 <50 <0 50 <0 50 <0 50 <0 50 <25 1 08 <br /> PR-1 8/26/1988 080 -- -- -- - - <0 5 <0 5 <05 <0 5 - - <br /> t 1/28/1988 -- -- 6 4 29 107 444 <br /> 2/27/1989 - - <0 4 <0 5 <0 5 <0 5 <br /> 5/30/1989 — -- -- - -- <0 5 <0 5 <0 5 <0 5 <br /> Proiects/ARCO/2133/Reports/Tables/gwtables2133 xis 24 <br />