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Table 2 <br /> Groundwater Elevation and Analytical Data(ARCO) <br /> ARCO Seance Station#2133 <br /> 2908 Benjamin Holt Dnve <br /> Stockton California <br /> I <br /> Well Depth Product Groundwater Groundwater Ethyl- Xylenes II <br /> well Date Elevatfon to Water Thickness Elevation Elevation TPHg Benzene Toluene benzene (total) MtBE fop <br /> Number Sampled tt,MSL t4 TOC tt L1fmsw Change(g) NO) ug/1) (ug/1) (ugn) (u (ugA) (m L <br /> PR 2 12/15/1999 902 - -837 010 - - r 33 <br /> (cont► 3/23/2000 P 433 - ,3 68 469 <50 <0 5 <05 <05 <05 I2 5 35 <br /> 6/21/2000 861 - 196 428 - I 22 <br /> 9/1312000 NP 836 - 7 71 025 <50 <0 5 <0 5 <05 <0 5 I2 5 129 <br /> 12/15/2000 785 - 720 05102001 1 43 <br /> 3!2!2001 P 5 73 - 5 08 2 12 <50 0 <0 500 <0 500 <0 500 1 10 <2 50 4 2 <br /> 5/10/2001 511;1 - $18 010 I 21 <br /> n I <br /> 8/22/2007 P 864 — 7 99 2 81 <50 <0 50 <0 50 <0 50 <0 50 <2 5 <br /> " I <br /> 12/512001 771 — 106 093 f <br /> v <br /> 3/12/2002 P 612 547 1 59 <50 <0 50 <0 50 <0 50 <0 50 <2 5 176 <br /> 61612002 6 94 — -629 082 II 1 70 <br /> 9/24/2002 P 880 - I <br /> 8 15 1 86 72 <0 50 <0 50 064 <0 50 82 175 <br /> 12117/2002 684 — -619 1 96 1 <br /> I <br /> 311812003 P 686 -6 21 002 <50 <4 50 <0 50 <0 50 <0 50 e2 5 1 1 B <br /> 6/17/2043 714 - 4 49 -028 -- - - - - I <br /> 10 <br /> BHD-1 8/26/1988 058 - -- - -- 6 050 220 2000 11000 <br /> 11/28/1988 -- - 1870 <100 480 100 <br /> 2/27/1989 - - _ <br /> SWAM - - -- 2 900 120 870 780 1- <br /> 8722/1888 — — — 1450 300 890 1170 <br /> 121411989 — -- — 1 400 170 1 600 2 800 <br /> 1/4/1990 15 70 — 1512 — — — <br /> 2/1/1990 1542 -- 14 84 028 - 1 <br /> 2115/1990 1539 -- 11A 81 003 - 1 <br /> 2/22/1990 1622 - 15 64 -083 - - <br /> 318/1990 1517 - 1S4 59 1 05 - 1 250 50 1 870 1 360 1 <br /> 4/5/1990 1538 -- 4 80 -021 - 1 <br /> 41911990 1556 -- 15 00 -020 -- I <br /> 5/10/1990 1592 — 16 34 -034 — 1 <br /> 5/241990 1589 — 15 31 003 <br /> 6/511990 — — ) <br /> 6/18/1990 1637 — 15 79 1180 40 2070 860 1- <br /> 7/121,990 1660 - 16 02 023 1 <br /> 8/1611990 1789 -- 1731 129 <br /> 9/17/1990 1724 - 16 66 065 <br /> 9/18/1990 1724 -- 16 66 D 00 2000 110 9 30 650 <br /> 10111/1990 1731 - 16 73 -007 _ <br /> 12/611990 1724 - 16 66 007 <br /> 2/11/1991 1692 - 16 34 032 6 000 890 60 1 000 360 1 <br /> 2125/1991 16 86 — 16 28 006 1 <br /> " I <br /> 412311991 t5 99 — 15 41 0 87 3 300 24p 4 8 440 130 <br /> 7116191 18 00 - 17 42 201 7 000 420 420 400 830 1 <br /> 10/6/1991 1850 — 17 92 -050 3 000 220 <4 0 210 15 <br /> 1122/1992 1712 — 1654 1 3a 4 600 200 240 <10 260 <br /> 4122/1992 1639 15 81 0 73 3 000 130 67 200 120 <br /> I1ProjeclsO121331TablosNgmables2,33 As *22 of 29 <br />