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<br /> HISTORICAL GROUNDWATER ANALYTICAL RESULTS AND MONITORING DATA
<br /> CHEVRON SERVICE STATION#9-4275
<br /> 2905 WEST BENJAMIN HOLT DRIVE,STOCKTON,CALIFORNIA
<br /> WELL l D► HYL-
<br /> TOC ELEVATION ,SAMPLE BENZENE TOLUENE BENZENE XYLENES TPH--G DTW SPT WTE
<br /> feet DATE b b b b b feet feet teat
<br /> MW--1
<br /> 224 03/22/89 3,600 1,300 1,100 2,700 30,000 1629 0 DO -1405
<br /> 06/12/89 4.400 1,600 2,900 51900 20.000 1691 000 -1467
<br /> 09/07/89 4.100 480 920 1,500 20,000 1838 000 -1614
<br /> 12118/89 4.200 200 17 1,200 17.000 17 60 000 --1536
<br /> 03/2D/90 6,400 580 2,200 1,200 13,0D0 1722 000 -1498
<br /> 07/WM 4,800 410 1,300 1,200 17.000 1604 000 -1580
<br /> 10/19/90 4.800 290 1,700 700 16.000 1934 000 -1710
<br /> 10119/90D 5.600 270 11700 660 17,000 - --
<br /> 01/17191 3.100 38 950 170 10.000 1904 0 DO -1680
<br /> 01117/91 D 3,200 39 980 170 9.800 -- -
<br /> 03/19/91 2,900 45 960 290 16,000 -- - -
<br /> 07/1 W91 3,300 90 1,100 250 12.000 1920 0.00 --1696
<br /> 07/18/91 D 3 300 90 1,100 250 12,000 -- -- --
<br /> 10/31/91
<br /> -
<br /> 10/31/91 2,600 18 720 180 9.800 1962 000 --17.38
<br /> 01/16/92 3,600 54 960 370 12,000 1882 000 -1658
<br /> 03/11/92 -- - - -- - 4762 0 OO -1538
<br /> 03/17/92 3.600 150 700 360 9,800 1760 000 -1536
<br /> 05118/93 1.900 120 730 840 8,800 15861 000 -1362
<br /> MW-2
<br /> 341 03122/89 750 20 480 730 9,000 1754 000 -1413
<br /> 0602/89 1.200 80 710 870 NO 1819: 0.00 -14 78
<br /> 06/12189D 1.400 90 790 1.100 11.000
<br /> 09/07189 3.200 NO 1.200 800 14,000 1966 000 -1625
<br /> 12/18/89 2,500 NO 1,300 340 10,000 1885 000 -1544
<br /> 03/20/90 4,800 88 2,100 1,500 13.000 1849 000 -1508
<br /> 07/03/90 5.700 600 1,900 1,700 21,0D0 1907 0 DD -1566
<br /> 07/0319DD 5.000 400 2.000 920 14,ODO -- -- --
<br /> 1 D/19/90 4,400 77 190 340 11,DDO 2006 000 -1665
<br /> 01/17/91 5,400 68 11600 280 16.000 2031 000 -16 9D
<br /> 03/19/91 4,300 50 1,500 260 8,700 - - --
<br /> 07118/91 7.100 6 710 89 6,200 2048 000 -1707
<br /> 10/31/91 2,900 NO 1,800 2,700 32,000 2087 000 -1746
<br /> 10/31/91 D 2.900 NO 1.800 2.700 33,000 - --
<br /> 01/16/92 2,400 21 11,1100 840 14,000 2006 000 -1665
<br /> 03111/92 -- --- -- -- -- 1890 000 -1549
<br /> 03/17/92 3,900 26 890 1,100 13,000 1886 000 -1545
<br /> 05/18/93 2.000 25 1,000 520 9,700 1714 000 -1373
<br /> MW-3
<br /> 240 03/22/89 NO ND ND NO NO 1651 000 -1411
<br /> 06/12/89 NO NO ND NO NO 1719 0 OD -1470
<br /> 09/07/89 NO NO NO NO NO 1864 0 DO -1624
<br /> 12/18/89 NO NO NO NO ND 1778 000 -1598
<br /> 03/20/90 NO NO NO NO ND 1755 000 -1515
<br /> 07/03/90 NO NO NO NO ND 1671 0 00 -1631
<br /> 10/19/90 NO NO NO NO ND 1963 000 -1723
<br /> 01/17/91 NO NO NO NO 70* 1934 000 -1694
<br /> 03/19/91 NO NO NO ND NO -- -- -
<br /> 07/18/91 NO NO NO NO NO 1948 000 -1708
<br /> 10/31/91 NO ND NO NO NO 1986 000 -1746
<br /> 01/16/92 NO NO NO 00 ND 1905 000 -1665
<br /> 03/11/92 -- -- -- -- -- 1795 000 -1555
<br /> 03/17/92 07 11 ND 08 ND 1790 000 -1550
<br /> 05/i8t93 I NQ1 081 071 371 NQjI 16141 000 1 -1374
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