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w w w w wr w w w w w w w w w■ w w w w w <br /> Table 4 <br /> Historical Analytical Data for Groundwater Well Samples <br /> Former Colombo/Toscana Bakery <br /> 1444 South Lincoln Street <br /> Stockton, California 95206 <br /> Concentration and Associated MCLs(pg/L) <br /> Monitoring Sampling TPH-g Benzene Toluene Ethylbenzene Xylenes MTBE DIPE ETBE TAME TBA 1,2-DCA 1,2-DBA <br /> Well Date NE (1) (150) (300) (1750) (13) NE NE NE NE (0.5) (0.05) <br /> MW-3A 1/15/2008 850 <0.50 9.0 10 24 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-3A 4/14/2008 500 <0.50 5.0 6.5 12 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-3A 7/15/2008 580 <0.50 5.0 7.7 13 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-3A 10/28/2008 180 <0.50 1.5 2.2 3.5 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-3A 1/27/2009 52 <0.50 0.54 0.78 0.88 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-3A 4/27/2009 120 <0.50 0.70 1.2 2.3 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-3A 7/22/2009 100 <0.50 <0.50 0.72 0.86 <0.50 <0.50 <0.50 <0.50 <5.0 <0.50 <0.50 <br /> MW-4A 7/23/2007 200 0.97 <0.50 <0.50 0.61 3.6 <0.50 <0.50 <0.50 5.8 <0.50 NA <br /> MW-4A 10/16/2007 180 18 <0.50 <0.50 <0.50 87 <0.50 <0.50 <0.50 9.0 <0.50 <0.50 <br /> MW-4A 1/15/2008 120 6.3 <0.50 <0.50 <0.50 150 <0.50 <0.50 <0.50 13 <0.50 <0.50 <br /> MW-4A 4/14/2008 95 <0.50 <0.50 <0.50 <0.50 200 <0.50 <0.50 <0.50 14 0.72 <0.50 <br /> MW-4A 7/15/2008 100 <0.50 <0.50 <0.50 <0.50 140 <0.50 <0.50 <0.50 29 0.61 <0.50 <br /> MW-4A 10/28/2008 71 <0.50 <0.50 <0.50 <0.50 56 <0.50 <0.50 <0.50 82 <0.50 <0.50 <br /> MW-4A 1/27/2009 <50 <0.50 <0.50 <0.50 <0.50 15 <0.50 <0.50 <0.50 88 <0.50 <0.50 <br /> MW-4A 4/29/2009 58 <0.50 <0.50 <0.50 <0.50 4.1 <0.50 <0.50 <0.50 71 <0.50 <0.50 <br /> MW-4A 7/22/2009 50 <0.50 <0.50 <0.50 <0.50 2.9 <0.50 <0.50 <0.50 62 <0.50 <0.50 <br /> MW-7S 10/31/1997 100,000 19,000 17,000 2,200 8,000 120 <50 <50 <10 <50 NA NA <br /> MW-7S 1/16/2007 32,000 12,000 260 150 260 41 <25 <25 <25 <150 <25 <25 <br /> MW-7S 4/13/2007 31,000 14,000 87 140 100 72 <25 <25 <25 <150 NA NA <br /> MW-7S 7/23/2007 33,000 19,000 180 360 290 180 <25 <25 <25 <150 <25 NA <br /> MW-7S 10/16/2007 30,000 13,000 94 190 200 150 <25 <25 <25 <150 <25 <25 <br /> S:GSharedtllSTSam LeeTrojectal alffohhiaG tool tm(14{4 South Lincoln Sheet)T009_08-IM!InMalation Report\Tablas&Fgures@0099700&MW Installation Data-Tahles.AN Page 3 of 6 <br />