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Tab Pagof 31 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Halt Dr,Stockton,California <br /> Well Depth Product Groundwater Groundwater Total <br /> Data Elevation to Water thickness, Elevation Elevation change TPH-G Benzene Toluene Ethylbenzene Xylenes MtBE DO <br /> Sampled (feet,MSL) (feet,TOC) in feet (feet,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) mg/I <br /> E 6 8/26/88 301 - -- --11/28/88 -- -- -- - -- - - - <br /> 2/27/89 -- -- -- -- 2,230 600 290 1,010 <br /> 5/30/89 -- - - - - <br /> 8/22/89 - - <br /> 1214/89 - -1/4/90 1800 1499 <br /> 2/1/90 1782 -- -1481 018 <br /> 2/15/90 1778 -- -1477 004 <br /> 2/22/90 1858 -1557 -080 - - - - <br /> 3/8/90 1765 -- -1464 0 93 3,600 740 340 980 <br /> 4/5/90 1767 -- -1466 -002 - - <br /> 4/19/90 1773 -- 1472 -006 - - <br /> 5/10/90 1811 -- -1510 -0 38 -- - <br /> 5/24/90 1813 -1512 -0 02 <br /> 615/90 1812 -1511 0 01 <br /> 6119/90 1880 -- -1579 -0 68 <br /> 7/12/90 1872 -- -1571 008 <br /> 8/16/90 Dry -- -- - <br /> 9/17/90 Dry -- - <br /> 10/11/90 Dry - <br /> 12/6/90 Dry .. .. <br /> 2112191 1886 -1585 - <br /> 2/25/91 1884 - -15 83 002 - <br /> 4/23/91 1814 -- -1513 070 <br /> 7/15/91 Dry - -- -- <br /> 10/8/91 Dry -- -- -- - <br /> 1/22/92 Dry - -- -- <br /> 4/22192 1855 -1554 - - <br /> 7/29/92 Dry -- -- - <br /> 10/29/92 Dry -- - - - - -- <br /> 1/27/93 1728 -- -1427 - 26,000 3,300 310 1,000 1600 <br /> 4/29/93 1547 -- -1246 181 33,000 3,200 270 1,400 2,300 <br /> 8/5193 1711 -1410 -1 64 16,000 2,500 57 1,100 1,000 <br /> 11/10/93 1734 -1433 -023 27,000 2,500 73 1,200 1,800 <br /> 3/21/94 1684 -- -1383 050 21,000 2,000 150 1,200 2,100 <br /> 6/27/94 1658 -- -1357 0 26 17,000 2,000 47 1,300 1,600 <br />