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Table 2 <br /> Groundwater Elevation and Analytical Data(ARCO) <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Drive <br /> Stockton Cahfomia <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 (it,MSL) (it,TOC) (ft) (it,MSL) Change(ft) Nan) 0911) (ugll) (ugA) (ugll) (ugA) (mgA-) <br /> E 7 8126188 116 <br /> 11/28/88 <br /> 2127189 368 <0 5 <0 5 0 7 <br /> 5130189 <br /> 8122189 - 1 5 0 5 <0 5 <0 5 <br /> 12/4/89 -- <br /> 114/90 <br /> 211190 - - <br /> 2/15/90 - -- <br /> 2122l90 <br /> 3/8/90 1570 1454 137 15 06 1 4 <br /> 4/5190 1588 1472 018 <br /> 4119/90 16 00 1484 012 <br /> 5/10190 16 30 1514 030 - <br /> 5124/90 1628 1512 002 <br /> 615190 - <br /> 6118l90 dry - <br /> 7112/90 1703 1587 <br /> 8116!90 1712 1596 0 09 -- <br /> 9/17/90 1772 1656 0 60 -- -- <br /> 9118/90 1772 1656 000 1,100 100 12 4 5 28 - <br /> 10/11/90 1776 1660 0 04 - <br /> 12/6/90 - <br /> 2/12191 1728 1612 840 33 8 72 21 <br /> 2125191 1722 1606 0 06 <br /> 4/23191 16 33 1517 089 - <br /> 7116/91 1865 - 1749 232 <br /> 10/8/91 1900 - 1764 -035 - <br /> 1/22192 17 75 1659 1 25 860 2 8 1 2 21 2 3 <br /> 4122192 16 81 1565 0 94 500 <2 1 <32 <1 9 <1 9 <br /> 7/29192 1827 - 1711 146 -- - <br /> 10/29/92 - - - <br /> 1/27/93 1548 - 1432 660 <5 2 7 1 6 2 9 <br /> 4/19193 1373 12 57 175 450 <34 <3 1 <2 0 <09 <br /> 8/5/93 15 43 1427 1 70 360 <5 <3 2 9 0 9 <br /> 11/10/93 1567 1451 024 150 16 06 14 06 <br /> 11PruiectsWRC0ti2133%Tableslgwtables2133 Page 11 of 36 <br />