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TABLE 1 <br /> Historical Groundwater Levels and Chemical Analysis Results <br /> For TPHH,BTEX,&Fuel Oxygenates <br /> Boulevard Automotive <br /> 2151 Country Club Boulevard <br /> Stockton,California <br /> Well Screen Depth to Groundwater TPHg/ Ethyl- Total <br /> Well Elevation[1] Interval Date Groundwater[2] Elevation TPPH[3] Benzene[4] Toluene[4] benzene[4] Xylenes[4] MTBE[4] DIPE[41 ETBE[4] TAME[4] TBA[4] EDB[4] 1,2-DCA[41 <br /> No. (ft-msl) (ft-b s) Sampled (feet) (ft-msl) (u 4) (u (u /l) (u ) (u /1) (u ) (u ) (u /l) (u (u ) (u ) (u <br /> MW-10D 1.32 95-100 8/21/2003 14.49 -13.17 <50 4.4 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <0.5 <5 <0.5 <0.5 <br /> 11/24/2003 13.35 -12.03 1,100 330 96 4.9 31 <5 <5 <5 <5 560 <5 6.0 <br /> 2/16/2004 11.51 -10.19 1,200 1,100 190 21 73 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 5/17/2004 12.60 -11.28 970 270 84 28 39 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 8/24/2004 14.98 -13.66 2,600 2,300 220 28 64 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 11/15/2004 13.69 -12.37 770 130 14 32 24 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 4/13/2005 10.44 -9.12 1,000 530 45 36 84 <1 <1 <1 19 <10 <0.5 17 <br /> 8/15/2005 14.26 -12.94 5,600 2,500 190 130 490 <1 <1 <1 150 <10 <0.5 99 <br /> 11/14/2005 13.36 -12.04 5,000 2,600 95 76 220 <1 <1 <1 67 <10 <0.5 52 <br /> 2/13/2006 10.69 -9.37 200 83 6.7 3.9 10.7 <1 <1 <1 4.2 <10 <0.5 3.7 <br /> 5/15/2006 9.57 -8.25 4,600 2,500 120 140 960 <1 <1 <1 16 <10 <0.5 25 <br /> 8/14/2006 12.42 -11.10 2,600 550 25 27 73 <1 <1 <1 15 <10 <0.5 11 <br /> 11/13/2006 12.30 -10.98 15,000 8,400 700 490 1,730 <1 17 <1 17 <10 <0.5 97 <br /> 2/12/2007 10.91 -9.59 8,200 3,800 110 240 860 <1 <1 <1 10 <10 <0.5 45 <br /> 5/14/2007 11.37 -10.05 9,300 3,300 150 300 1,060 <1 <1 <1 92 <10 <0.5 62 <br /> 8/14/2007 13.22 -11.90 5,600 600 33 70 169 <1 <1 <1 33 <10 <0.5 11 <br /> 11/12/2007 12.79 -11.47 8,900 2,700 82 180 473 <1 <1 <1 400 <10 <0.5 110 <br /> 2/11/2008 10.24 -8.92 14,000 4,900 190 820 1,680 <1 <1 <1 300 <10 <0.5 190 <br /> 5/12/2008 11.53 -10.21 24,000 5,200 72 930 1,980 <1 <1 <1 410 <10 <0.5 120 <br /> 8/11/2008 13.19 -11.87 24,000 4,800 110 720 1,199 <1 <1 <1 380 <10 <0.5 100 <br /> 11/10/2008 12.85 -11.53 20,000 3,500 54 200 542 <1 <1 <1 83 <10 <0.5 50 <br /> 9/30/2009 13.96 -12.64 -- -- -- -- -- -- -- -- -- -- -- -- <br /> 6/25/2010 11.75 -10.43 <br /> 11/3/2010 12.51 -11.19 <br /> 5/2/2011 9.83 -8.51 <br /> 12/19/2011 11.00 -9.68 <br /> 6/27/2012 11.42 -10.10 <br /> 12/27/2013 11.29 -9.97 <br /> 9/25/2017 11.03 -9.71 6,100 3,900 <50 <50 <50 <50 <50 <br /> 9/21/2018 11.16 -9.84 -- -- -- -- -- -- -- <br /> 11/04/2022 -- -- 2,590 1,370 7.6 10.1 6.4 <2.5 <2.5 <2.5 <2.5 <25 <0.5 <0.5 <br /> FREY Environmental,Inc. Table 1-Page 16 of 32 Project No.1175-01 <br />