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TabV <br /> Groundwater Monitoring Data <br /> 1995 to Present <br /> Former ARCO Service Station No 2168 <br /> 441 Charter Way, Stockton, California <br /> Elevation Static Elevation Top <br /> Well ID of Top Water of of Ethyl- Total <br /> &Sample of Casing Level Groundwater Screen TPHG Benzene Toluene benzene Xylenes MTBE <br /> Depth Date (feet msl) (feet b s (feet msl) (feet bgs) ( g1L) (µ 1L) ( g1L) (µ \L) ( gL (µ \L) Observations <br /> MW-5 39 02/16/95 9 28 35 78 -2650 370 180,000 8,500 15,000 2,200 12,000 NA No FP,No S,O=NE <br /> MW-5 55 05/17/95 928 3123 -2195 22,000 3,400 2,100 390 2,400 NA No FP,No S,O=NE <br /> MW-5 55 08/15/95 928 3083 -2155 32,000 4,200 3,500 410 2,500 NA No FP,No S,Yes 0 <br /> MW-5 55 11/29/95 928 3100 -2172 52,000 8,300 8,100 810 4,100 NA No FP,No S, Yes 0 <br /> MW-5 02/27/96 928 28 19 -1891 20,000 3,200 1,900 440 1,800 NA No FP,No S,Yes 0 <br /> MW-5 55 05/15/96 928 2666 -1738 43,000 6,500 5,000 790 3,400 <500*[1] No FP,No S,Yes 0 <br /> MW-5 08/22/96 928 2714 -1786 58,000 8,700 8,200 880 4,500 <500*[I] No FP,No S,Yes 0 <br /> MW-5 11/25/96 928 2733 -1805 53,000 7,000 6,100 800 4,000 <600**[I] No FP,No S,Yes 0 <br /> MW-5 02/24/97 928 2330 -14 02 40,000 4,400 4,700 590 3,100 <700**[I] No FP,No S,Yes 0 <br /> MW-5 05/19/97 928 23 21 -13 93 43,000 5,500 4,300 660 3,800 <300*[1] No FP,No S,Yes 0 <br /> MW-5 54 08/21/97 928 2429 -1501 32,000 5,200 3,900 560 3,100 <1,000[11** No FP,No S,Yes 0 <br /> MW-5 55 11/17/97 9 28 25 33 -1605 10,000 1,700 1,300 210 1,100 <500**[1] No FP,No S,Yes 0 <br /> MW-5 55 02/09/98 928 2262 -1334 4,700 740 520 110 520 <25** [1] No FP,No S,Yes 0 <br /> MW-5 54 05/21/98 928 1876 -948 1,380 167 148 264 125 <100 No FP,No S,Yes 0 <br /> MW-5 54 08/12/98 928 1996 -1068 2,450 472 250 642 284 <20 No FP,No S,Yes 0 <br /> MW-5 54 11/09/98 928 2009 -1081 13,800 2,490 1,890 337 11640 <2 No FP,No S, Yes 0 <br /> MW-5 54 02/17/99 928 1926 -998 3,130 438 285 86 4 386 <2 No FP,No S,Yes 0 <br /> MW-5 54 05/25/99 9 28 1865 -937 11,800 2,060 1,060 <100 1,380 <2 No FP,No S,Yes O <br /> MW-5 54 08/18199 928 1980 -1052 34,400 23,800 1,130 342 1,500 <2 No FP,No S,Yes 0 <br /> MW-5 54 12/17/99[2] 928 2063 41 35 <50 336 0 616 0 565 204 <2 No FP,No S,O=NE <br /> MW-5 54 02/22/00[3] 928 1942 -1014 3,280 942 169 134 415 <2 No FP,No S,Yes 0 <br /> MW-5 55 06/22/00 928 18 58 -930 1,170 170 39 31 106 <2 No FP,No S,Yes 0 <br /> MW-5 08/30/00 928 1962 -1034 32,800 3,460 2,970 664 4,010 <2 No FP,No S,Yes 0 <br /> MW-5 11/21/00 928 2037 -1109 1,920[4] 391 36 1 744 233 <2 No FP,No S,Yes 0 <br /> C WyDocumentslARCOU]681Q rRLY1200012168g40oxis Delta <br /> 5 of 8 2/19/01 <br />