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0 Papof l9 y <br /> Table 1 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station#2093 <br /> 3425 Tracy Blvd,Tracy,CA <br /> Well Depth Groundwater Groundwater Product Ethyl- Xylenes <br /> Well Date Elevation to Water Devabon Elevabon Thickness TPHg Benzene Toluene benzene (total) MtBE DO <br /> Number Sampled (ft MSL) (ft,TOC) (it,MSL) Change(ft) (ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> ATR-12 10/19/90 933 3775 -- -- -- -- — -- -- -- <br /> (cont) 1/10/91 916 37 92 017 -- <50 <0 5 <0 5 <0 5 <0 5 - <br /> 4110191 898 38 10 018 - <50 <0 5 <0 5 <0 5 <0 5 -- -- <br /> 7/12/91 928 3780 -0 30 - <50 <0 5 <0 5 <0 5 <0 5 - <br /> 9124/91 952 3756 -024 - -- -- -- -- -- <br /> 9/26191 -- -- -- <50 <0 5 <0 5 <0 5 <0 5 <br /> 1123192 906 38 02 -- <60 <0 5 <0 5 <0 5 <0 5 - - <br /> 4120492 900 3808 006 -- -- -- -- -- -- <br /> 4/21/92 -- -- -- -- <50 <05 <0 5 <0 5 <0 5 <br /> 7/8/92 921 3787 -- <50 <0 5 <0 5 <0 5 <0 5 <br /> 1017/92 932 3776 -0 11 - <50 <0 5 <0 5 <0 5 <0 5 - <br /> 1/16193 8 32 3876 100 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 4114193 879 38 29 -047 <50 <0 5 <0 6 <0 5 <0 5 - <br /> 8l31/93 9 39 3769 -060 -- <50 <05 <0 5 <0 5 <0 5 -- -- <br /> 10/27/93 936 3772 003 -- <60 <0 5 <0 5 <0 5 <0 5 -- -- <br /> 2/18/94 902 3806 0 34 <10 0 4 0 5 <0 3 <0 5 -- <br /> 5120/94 906 3802 -004 -- <10 <0 3 <0 3 <0 3 <0 5 - <br /> 10/7/94 -- — -- <br /> 12/16/94 <br /> 2/28/95 - - <br /> 4/25195 <br /> 4/26/95 -- -- -- <br /> 7/27/95 -- -- -- <br /> 10/26195 -- -- .. <br /> 2112/96 8 85 3823 -- <50 <0 5 <0 5 <0 5 <0 5 <br /> 4118/96 9 22 3786 -0 37 -- <60 <0 5 <0 5 <0 5 <0 5 -- <br /> 7/18/96 9 53 3755 -031 <50 <0 5 <0 5 <0 5 <0 5 <5 <br /> 11/15/96 1000 3708 -0 47 <50 <0 5 <0 5 <0 5 <0 5 <5 -- <br /> 3/14/97 NP 1011 3697 -011 -- <50 <0 5 <0 5 <0 5 <0 5 -- 009 <br /> 614/97 NP 934 3774 0 77 - <50 <0 5 <0 5 <0 5 <0 5 <2 5 012 <br /> 8111/97 NP 967 3741 -0 33 - <60 <0 5 <0 5 <0 5 <0 5 <2 5 -- <br /> 11/17/97 NP 9 54 3754 013 <50 <0 5 <0 5 <0 5 <0 5 <2 5 -- <br /> 3130/98 NP 896 3812 058 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0 2 1 <br /> 6125198 NP 935 3778 -039 -- <50 <0 5 <0 5 <0 5 <0 5 <5 0 3 2 <br /> 9111198 NP 947 3761 -012 <50 <0 5 <0 5 <0 5 <0 5 <2 5 126 <br /> 12115(98 NP 931 3777 016 <50 <0 5 <0 5 <0 5 <0 5 <5 0 2 8 <br /> Projects(ARCO12093/ReportsrTables/gwtables2093 As <br />