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<br /> • Tab Pasof 32
<br /> Groundwater Elevation and Analytical Data
<br /> ARCO Service Station#2133
<br /> 2908 Benjamin Holt Dr,Stockton,Califomia
<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,MSL) (feet) (ppb) (ppb) (ppb) (ppb) (ppb) (ppb) mg/!
<br /> 3/8/90 1590 -- -1464 100 339 606 268 1,480
<br /> E 10 4/5/90 1806 -- -1480 -016 -- -- _
<br /> (cont) 4/19190 1620 -- -1494 -014
<br /> 5110/90 -- -- -- --
<br /> 5/24/90 1642 - -1516 --
<br /> 615190 1640 -- -1514 002 -- - - --
<br /> 6119/90 1714 - -1588 -074 3,510 3,180 790 6,490
<br /> 7/12/90 1721 - -1595 -007 - - --
<br /> 8/16/90 1767 -- -1631 -036 - --
<br /> 9/17190 1782 -- -1656 -025 -- -- -- - _
<br /> 9/19190 1782 -- -1656 000 20,000 36 39 <50 7,700
<br /> 10/11/90 1794 -- -1668 -012 -- -- - __ _
<br /> 12/6/90 1778 - -1652 016 -- -- -- --
<br /> 2/12191 1747 -- -1621 031 7,800 1,100 730 320 3,600
<br /> 2/25/91 1741 -- -1615 006 -- -- -- _ _
<br /> 4/23191 1656 -- -1530 085 8,200 670 180 200 750
<br /> 7116/91 1911 -- -1785 -255 9,400 850 230 210 1,100
<br /> 10/8/91 1960 -- -1834 -049 8,700 860 150 260 820
<br /> i/W92 1824 -- -1698 1 36 32,000 3,200 800 3,600 3,600 - -
<br /> 4/22/92 1714 -- -1588 110 26,000 2,800 1,300 880 3,400
<br /> 7/29/92 1862 -- -1736 -148 42,000 3,400 1,100 1,400 6,400
<br /> 10/29/92 1899 - -1773 -037 25,000 3,600 700 1,200 4,000
<br /> 1127193 1577 -- -1451 322 31,000 2,500 540 1,100 3,100
<br /> 4/29/93 1396 -- -1270 181 28,000 2,500 640 1,400 4,400
<br /> 8/5/93 1552 -- -1426 -156 32,000 3,300 630 1,700 5,700
<br /> 11/10/93 1585 -- -1459 -033 31,000 2,600 290 1,500 4,400
<br /> 3/21194 1529 -- -1403 056 28,000 2,900 290 1,700 4,500
<br /> 6/27/94 1510 -- -1384 019 25,000 3,000 180 1,900 4,100
<br /> 9/29194 1611 -- -1485 -101 27,700 3,200 150 1,780 2,900
<br /> 1218/94 1571 -- -1445 040 18,000 3,300 110 1,700 3,000
<br /> 3/8/95 1328 - -1202 243 38,000 2,100 260 1,800 4,000
<br /> 6/1/95 1449 274 -1323 -121 -- - -- _ _
<br /> 9/11/95 1501 131 -1375 -052 --
<br /> 12/5/95 1464 037 -1338 037 - -- -. _
<br /> 3118/96 955 -- -829 509 370,000 7,300 2,200 9,900 62,000 -
<br /> 6/18/96 887 -- -761 068 400,000 390 3,600 2,000 16,000 6,200
<br /> 9125196 1258 -- -1132 -371 28,000 2,100 3,900 600 5,100 16,000
<br /> 1214/96 1205 -- -1079 053 55,000 3,600 3,900 1,300 9,800 27,000
<br /> 077 41 930 803/GW Tables
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