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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,TOC) (ft) (ft,MSL) Change(ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mglL) <br /> MW-4 6121/00 P 848 -594 -231 <50 <0 5 <0 5 <0 5 <0 5 <2 5 41 <br /> (cont) 9113/00 NP 1020 - -766 1 72 <50 <0 5 <0 5 <0 5 <0 5 <2 5 274 <br /> 12/15/00 P 965 -711 055 <50 0 <0 500 <0 500 <0 500 <0 500 <250 128 <br /> 3/2101 P 754 -500 211 <50 0 <0 500 <0 500 <0 500 <0 500 <2 50 38 <br /> 5/10/01 P 746 - -492 008 <50 0 <0 500 <0 500 <0 500 <0 500 <2 50 21 <br /> 8/22/01 P 1043 - -789 -297 <50 <050 <0 50 <0 50 <050 <2 5 -- <br /> 12/5/01 P 950 - -696 093 <50 <0 50 <050 <0 50 <0 50 <2 5 106 <br /> 3/12102 P 781 -527 169 <50 <0 50 <0 50 <0 50 <0 50 <25 177 <br /> 616102 P 874 -620 -093 <50 <0 50 <0 50 <0 50 <0 50 5 0 220 <br /> 9124/02 P 1057 -803 -183 <50 <0 50 <0 50 <0 50 <0 50 <2 5 078 <br /> 12/17/02 P 880 -- -626 177 <50 <0 50 <0 50 <0 50 <0 50 <2 0 — <br /> MW-5 3/8/95 104 1291 - -1187 -- 1,800 43 47 33 60 -- <br /> 6/2/95 1140 - -1036 151 1,300 55 27 23 75 <br /> 9/11/95 1365 -1261 -225 1,500 87 3 91 29 <br /> 12/5/95 1403 -1299 038 2,200 120 <10(e) 16 11 <br /> 3118/96 1082 -978 321 8,200 190 19 24 800 -- <br /> 6118/96 950 -846 1 32 15,000 170 <25 <25 2,500 <250 <br /> 9/25/96 1230 -1126 280 3,800 130 <5 64 71 <50 <br /> 12/4196 1163 -1059 067 4,200 88 <2 15 44 <20 -- <br /> 3119/97 P 718 - -614 445 1,400 26 56 4 6 9 8 -- 01 <br /> 6/5/97 P 884 -780 166 1,900 22 51 4 14 <10 02 <br /> 8/19/97 NP 10 25 -921 -141 <50 <05 <0 5 <0 5 <0 5 <5 0 2 <br /> 11/25/97 NP 1048 -944 023 210 <0 5 <0 5 <0 5 <0 5 <5 - <br /> 3120/98 P 427 -323 621 <50 <0 5 <0 5 <0 5 <0 5 <5 22 <br /> 6124/98 Well box inaccessible <br /> 9/10/98 P 779 -- -675 -- <50 <0 5 <0 5 <05 <0 5 <5 -- <br /> 12/17/98 P 806 702 027 995 <0 5 <0 5 <0 5 <0 5 <5 -- <br /> 3/10/99 P 5 B6 -482 220 80 6 <0 5 <0 5 <0 5 <0 5 <5 2 8 <br /> 6/22199 Well box inaccessible <br /> 9/13/99 Well box inaccessible <br /> 12/16/99 P 925 -821 -- 186 096 <0 5 <0 5 1 03 <25 33 <br /> 3123/00 P 461 -357 464 355 0 620 <0 5 <0 5 1 28 <25 20 <br /> 6/21/00 P 696 592 -235 <50 <0 5 <0 5 <05 <0 5 <2 5 0 2 <br /> Projects/ARCO/2133/Reports ables/gwtables2133 As 37 <br />