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Table 2
<br /> Groundwater Elevation Analytical Data
<br /> Chevron Service Station#9-4275
<br /> 2905 Benjamin Holt Drive
<br /> Stockton,California
<br /> Well Groundwater Depth Ethyl- Xylenes
<br /> Well Date Elevation Elevation to Water TPHg Benzene Toluene benzene (total) MtBE
<br /> ID Sampled (ft,MSL) A MSL) (ft TDC) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb)
<br /> MW-2 07/18/91 -1707 20 48 6,200 1,100 60 710 89
<br /> (Cont) 10/31/91 -1746 2087 32,000 2,900 ND 1,800 2,700 -
<br /> 10/31/91 (D) -- -- 33,000 2,900 ND 1,800 2 700
<br /> 01/16/92 -1665 2006 14,000 2,400 21 1,100
<br /> 03/11/92 -1549 1890 -- -- -- --
<br /> 03/17/92 -1545 1886 13,000 3,900 26 890 1,100 -
<br /> 06/29/92 -1704 2045 20,000 2,800 97 2,200 17
<br /> 12/10/92 -1762 2103 9,900 1,600 80 1,100 930 -
<br /> 02/04/93 -1553 1894 10,000 1,100 82 820 730
<br /> 05/18/93 -1373 1714 9,700 2,000 25 1,000 520
<br /> 08/05/93 -1457 1798 8,100 1,400 11 880 820
<br /> 11/09/93 -1510 1851 7,400 920 20 740 140
<br /> 01/18/94 -1480 1821 2,500 330 12 270 91 -'
<br /> 06/27/94 -1409 1750 6,500 1,400 11 630 250
<br /> 09/29/94 -1528 1869 15,000 900 ND 1,600 87
<br /> 12/08/94 -1487 1828 8,000 440 <10 870 470
<br /> 03/08/95 -1271 1612 2,200 170 3 0 230 150
<br /> 06/01/95 -11 12 1453 5,400 340 63 750 390
<br /> 09/11/95 -1299 1640 13,000 440 61 800 670
<br /> 12/05/95 -1331 1672 5600 200 <10 290 170
<br /> 03/18/96 -927 1268 8,500 350 <50 870 400 --
<br /> 06/18/96 -949 1290 9,400 1,400 62 630 520 270
<br /> 09/24/96 -1131 1472 15,000 250 <5 0 840 450 53
<br /> 12/04/96 -1091 1432 13,000 220 <25 710 800 39
<br /> 02/25/97 -666 1007 9,100 330 50 700 680 220
<br /> 09/29/97 -1041 1382 5,800 120 <25 470 170 28
<br /> 11125/97 -1036 13 77 4,600 100 <25 330 130 <125
<br /> 03/26/98 -389 730 7,000 150 48 720 410 <12
<br /> 06/24/98 -577 918 16,000 460 <20 1,400 1,700 380
<br /> 09/10/98 -779 11 20 3,100 60 13 140 38 <12
<br /> 12/17/98 -773 11 14 1,000 15 <1 0 42 30 10
<br /> 03/10/99 -590 9 31 9,700 220 <20 870 400 200
<br /> 06/22/99 -770 11 11 9,370 186 <1 0 891 683 505
<br /> 09/13/99 -903 12 44 1,600 12 <25 31 33 32
<br /> 12/16/99 -899 1240 804 427 285 271 41 6 6 43
<br /> 03/01/00 -459 800 1,570 162 <1 0 33 62 362
<br /> 3
<br /> Chevron1942751QMfi19-4275 NF
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