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Paoof 19 3 <br /> i <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 Elevation Elevation Thickness TPH9 Benzene Toluene benzene (total) MtBE DO <br /> Number Sampled (ft,MSL) (ft,TOC) (ft,MSL) Change(ft) {ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> ATR-8 9112101 P 911 3700 -012 - 810 13 37 44 84 <25 17 <br /> (cont) <br /> ATR-9 10/16/90 48 68 -- -- -- - <50 <0 5 <0 5 <0 5 <0 5 -- -- <br /> 10/19/90 11 11 3757 -- - .. .. .. __ <br /> 1110191 1104 3764 007 <50 <0 5 <0 5 <0 5 <0 5 -- - <br /> 4/10191 1082 $786 0 22 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 7/10191 1106 3762 -024 <50 <06 <0 5 <0 5 <0 5 - - <br /> 9124/91 1129 3739 -023 -- -- -- -- - -- <br /> 9/25/91 -- -- -- -- <50 <0 5 <0 5 <0 5 <0 5 -- - <br /> 1123/92 1096 3772 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 4/20/92 1088 3780 008 -- -- -- -- __ -. _. <br /> 4121192 -- -- -- -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 7/8192 11 06 3762 - -- <50 <0 5 <0 5 <0 5 <0 5 - <br /> 1017/92 11 16 3752 -010 -- <50 <0 5 <0 5 <0 5 <0 5 - <br /> 1/18/93 10 34 38 34 082 <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 4/14/93 1070 3798 -036 <50 <05 <0 5 <0 5 <0 5 - <br /> 8/30193 11 17 3751 -047 -- <50 <0 5 <0 5 <0 6 <0 5 <br /> 10/27/93 1123 3745 -006 - <50 <0 5 <0 5 <0 5 0 7 -- <br /> 2117194 1089 3779 0 34 -- -- -- .- _ <br /> 2118194 -- -- -- -- <10 <0 3 0 4 <0 3 <0 5 <br /> 5/20194 1097 3771 -- <10 <0 3 <0 3 <0 3 <0 5 -- -- <br /> 10/7194 1119 $749 -0 22 -- <50 <06 <0 5 <0 5 <0 5 -- <br /> 12/16/94 1091 3777 028 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 2/28195 1093 3776 -002 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 4/25/95 1146 3722 -053 <50 <0 5 <0 5 <0 5 <0 5 - <br /> 7/27/95 1173 3695 -027 -- -- .. .. .. __ <br /> 10/26/95 1180 3688 -007 -- <50 <0 5 <0 5 <0 5 <0 5 -- <br /> 2/12/96 1090 3778 0 90 -- <50 <0 5 <0 5 <0 6 <0 5 - <br /> 4/18/96 11 3o 3738 -040 -- -- -- -- <br /> 7/1 a(96 <br /> .7/18/96 1168 3700 -038 - <50 <0 5 <0 5 <0 5 <0 5 <5 <br /> 11/15/96 12 23 3645 -055 - -- -- -- .- __ <br /> 3/14197 NP 1223 3645 000 <50 <0 5 <0 5 <0 5 <0 5 -- 020 <br /> 6/4/97 1152 3716 071 -- -- -- -- -- -- 040 <br /> 8/11197 NP 1186 36 82 -0 34 -- <50 <0 5 <0 5 <0 5 <0 5 <2 5 -- <br /> 11/17/97 1172 36 96 014 - -- -- -- -. __ <br /> 3130198 NP 1110 3758 0 62 <50 <0 5 <0 5 <0 5 <0 5 <5 0/<2 0* 240 <br /> Projects/ARCO/2093/Reporta/Tableslgwtab1es2093 xls <br />