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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) MtBE DO <br /> Number Sampled (ft,MSL) (ft,TOC) (ft) (ft,MSL) Change(ft) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) (mg/L) <br /> E-7 318/90 1570 -1454 - 137 15 0 8 14 <br /> (oont) 415/90 1588 -1472 018 -- -- -- -- <br /> 4/19190 1600 -1484 012 <br /> 5/10190 1630 -1514 030 - <br /> 5/24/90 1628 -- -1512 002 -- -- -- -- -- <br /> 6/5190 -- - <br /> 6/18/90 dry -- -- -- -- - <br /> 7/12190 1703 -1587 -- <br /> 8/16/90 <br /> 8116190 17 12 -1596 -009 <br /> 9117/90 1772 -1656 -060 -- -- -- -- -- <br /> 9/18/90 1772 -1666 000 1,100 100 12 45 28 <br /> 10/11/90 1776 - -1660 004 -- -- - -- - <br /> 1216/90 -- -- - - -- - -- -- <br /> 2/12/91 1728 -1612 -- 840 33 8 72 21 <br /> 2/25/91 1722 -1606 006 - -- -- -- -- - -- <br /> 4/23/91 1633 -1517 089 <br /> 7/16/91 1865 1749 232 -- - -- - -- - <br /> 10/8/91 1900 -1784 -035 -- - -- -- -- <br /> 1122/92 1775 -1659 1 25 860 2 8 1 2 21 23 <br /> 4/22192 1681 -1565 094 500 <21 <32 <1 9 <1 9 <br /> 7/29/92 1827 -1711 -146 -- -- -- -- -- <br /> 10/29/92 -- - <br /> 1/27/93 1548 -1432 - 660 <5 27 1 6 2 9 - <br /> 4/29/93 1373 -1257 175 450 <3 4 <31 <2 0 <0 9 <br /> 8/5193 1543 - -1427 170 360 <5 <3 2 9 09 <br /> 11/10/93 1567 1451 024 150 1 6 0 6 1 4 0 6 <br /> 3/21/94 1509 -1393 0 58 68 2 9 14 0 8 34 <br /> 6/27194 1486 -1370 023 180 <0 3 <0 3 3 9 0 8 <br /> 9/29194 1605 -1489 -1 19 <50 <0 5 <0 5 <0 5 <0 5 <br /> 12/8/94 1565 -1449 0 40 <50 <0 5 <0 5 <0 5 <05 <br /> 318/95 1301 -1185 264 <50 <0 5 <0 5 <0 5 <0 5 <br /> 611/95 11 69 -1053 132 67 <05 <0 5 35 1 2 <br /> 9111195 1385 -1269 216 75 <0 5 <05 0 5 <05 <br /> 1215195 1420 -1304 035 -- -- - -- -- <br /> Prolects/ARCO/2133/Reportsfrables/gwtables2133 As 12 <br />