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Tahl0 Pag*30 <br /> Groundwater Elevation and Analytical Data <br /> ARCO Service Station#2133 <br /> 2908 Benjamin Holt Dr,Stockton,California <br /> Well Depth Product Groundwater Groundwater Total <br /> Date Elevation to Water thickness, Elevation Elevation change TPH-G Benzene Toluene Ethylbenzene Xylenes MTBE DO <br /> Sampled (feet, MSL) (feet,TOC) in feet (feet,MSE_) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) mg/l <br /> E 10 12/5/1995 1464 0 37 -1338 037 - - - - <br /> (cont) 3/18/1996 955 -- -829 509 370,000 7,300 2,200 9,900 62 000 <br /> 6/18/1996 887 -- 761 0 68 400,000 390 3,600 2,000 16 000 6,200 <br /> 9/25/1996 1258 - -1132 371 28,000 2 100 3 900 600 5 100 16 000 <br /> 12/4/1996 1205 - -1079 0 53 55,000 3,600 3,900 1 300 9 800 27 000 <br /> 3/19/1997 P 737 - -6 11 468 1,600 39 4 3 5 2 48 1,100 01 <br /> 6/5/1997 NP 897 - -771 -1 60 100 2 8 <0 5 <0 5 2 0 61 01 <br /> 8/19/1997 NP 1043 -- -917 -1 46 750 18 3 0 36 19 1,900 01 <br /> 11/25/1997 NP 1161 - -1035 -118 10,000 1,000 320 200 1400 46,000 <br /> 3/20/1998 P 4 65 -- 339 6 96 7,300 2,000 68 350 260 32,000 5 5 <br /> 6/24/1998 P 666 -540 -201 15,000 110 130 120 660 19,000 1 0 <br /> 911011991 NP 832 - -706 -166 196 686 1 18 1 23 617 1,870 - <br /> 12/17/1998 NP 842 -716 010 5,020 1,230 51 6 239 313 17,600 <br /> 3/10/1999 P 6 21 -- -495 2 21 1,620 235 142 71 9 859 3 980 8 2 <br /> 6/2 211 99 9 NP 877 - -751 256 160 707 0 685 <0 5 <0 5 893 3 3 <br /> 9/13/1999 NP 9 81 - -855 104 128 931 <0 50 <0 50 1 23 299 1 8 <br /> 12/16/1999 NP 945 -- -819 036 10,800 2,290 60 7 433 515 17 800 1 4 <br /> 3/23/2000 P 478 -352 467 1,520 161 <10 0 45 5 21 2 3 310 1 7 <br /> 6/21/2000 P 704 -578 226 3,770 434 367 56 0 286 429 006 <br /> 9/13/2000 NP 879 -- -753 175 1,130 155 6 62 106 470 1 030 1 85 <br /> 12115/2000 P 825 - -699 0 54 18,200 1,440 824 245 424 10,700 070 <br /> E 11 8/26/1988 342 - -- - - - <br /> 11/28/1988 440 380 110 460 <br /> 2/27/1989 - - 400 250 120 820 <br /> 5/30/1989 - - 437 162 97 281 <br /> 8/22/1989 - - 160 36 38 220 <br /> 12/4/1989 -- -- 240 26 38 290 <br /> 1/4/1990 1839 -- 1497 -- - - - <br /> 2/1/1990 1819 -1477 0 20 - - <br /> 2/15/1990 1816 -1474 003 - - <br /> 2/22/1990 18 93 - -1551 -077 - - - <br /> 3/8/1990 1791 -1449 1 02 801 31 3 756 242 <br /> 4/5/1990 1817 -1475 -026 - <br /> 4/19/1990 1825 -1483 -008 <br /> 5/10/1990 1855 - 1513 -030 - - <br /> 5/24/1990 1850 -- -1508 005 <br /> , <br />