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Table 3 Analytical Results for <br /> ARCO Facility 2133,Stockton, California <br /> Monitonng well <br /> . number and Concentrations in ug/L <br /> date sampled Benzene Toluene Eth (benzene Xylenes TPH-G (a) <br /> MW-1 <br /> I <br /> 11/9/93 <0 5 <0 5 <0 5 <0 5 <50 <br /> 3/2I/94 <0 3 <0 3 <0 3 <0 5 <10 <br /> 6127/94 <0 3 <0 3 <0 3 <0 5 <10 <br /> 9/29/94 <0 5 <0 5 <0 5 <0 5 <50 <br /> 12/8194 <0 5 <0 5 <0 5 <0 5 <50 <br /> 3/8/95 <0 5 <0 5 <0 5 <0 5 <50 <br /> 6/l/95 <0 5 <0 5 <0 5 <0 5 <50 <br /> 9/11/95 82 100 9 110 830 <br /> MW-2 <br /> 11/9/93 67 72 6 6 120 950 <br /> 3/21/94 100 6 2 16 83 450 <br /> 6/27/94 55 13 9 6 72 390 <br /> 9/29/94(f) -- -- -- -- -- <br /> 12/8/94 29 27 6 2 130 580 <br /> 3/8/95 180 42 89 370 3800 <br /> 6/1/95 (g) -- -- -- -- -- <br /> 9/11/95 290 51 140 170 4100 <br /> MW-3 <br /> 318/95 <0 5 <0 5 <0 5 <0 5 <50 <br /> • <br /> 6/l/95 <0 5 <0 5 <05 <0 5 <50 <br /> 9/11/95 <0 5 <0.5 <0 5 <0.5 <50 <br /> MW-4 <br /> 318/95 <0 5 <0 5 <0 5 <0 5 <50 <br /> 612195 <0 5 <0 5 <0 5 <0 5 <50 <br /> 9/11195 <0.5 <0 5 <0 5 <0.5 <50 <br /> MW-5 <br /> 3/8195 43 47 3 3 60 1800 <br /> 6/2/95 55 2 7 2 3 75 1300 <br /> 9/11195 87 3 9.1 29 1500 <br /> (a)TPH-G o Total petroleum hydrocarbons asgasoline <br /> (b)Unknown hydrocarbon-most Iikely weathered gasoline <br /> (c)Raised reporting limit due to high analyte concentration requinng sample dilution <br /> (d)Xylenes were incorrectly reported in the second quarter 1994 quarterly report <br /> data shown herein is correct <br /> (e)Sample not collected because well was covered by soil pile <br /> (f)Sample not collected because well was dry <br /> (g) Sample not collected because well connected to SVE/AS system,was under a <br /> vacuum and inaccessible <br /> (h)Raised reporting limit due to matrix interference <br /> (i)Sample not collected because well contained free product <br /> Note Dash indicates not measured or not analyzed <br />