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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 141 <br /> No. (ft-msl) (ft-b s) Sampled (feet) (ft-msl) (u 4) (u (u (u /l) (u /1) (u /1) (u ) (u ) (u (u ) (u ) (u ) <br /> 11/14/2005 11.64 -9.90 2,300 480 4.7 2.1 5.2 33.0 <1 <1 17 <10 <0.5 13 <br /> MW-3 2/13/2006 8.18 -6.44 2,500 250 17 8.9 24 <1 <1 <1 9.3 <10 <0.5 9.2 <br /> (Cont.) 5/15/2006 7.36 -5.62 1,900 76 6.9 8.3 22.7 <1 <1 <1 <1 <100 <0.5 5.5 <br /> 8/14/2006 9.94 -8.20 1,600 56 3.4 6.4 8.7 <1 <1 <1 3.2 <10 <0.5 <0.5 <br /> 11/13/2006 10.75 -9.01 2,300 70 9.9 7.3 11 <1 <1 <1 20 <10 <0.5 <0.5 <br /> 2/12/2007 9.01 -7.27 1,900 69 2.1 <0.5 1.4 <1 <1 <1 1.2 <10 <0.5 1.7 <br /> 5/14/2007 9.33 -7.59 1,700 28 <0.5 <0.5 <0.5 <1 <1 <1 1.5 <10 <0.5 <0.5 <br /> 8/14/2007 11.35 -9.61 2,300 89 4.7 2.9 8.9 <1 <1 <1 <10 <10 <0.5 2.8 <br /> 11/12/2007 11.64 -9.90 2,000 300 2.1 4.5 23.1 <1 <1 <1 72 <10 <0.5 13 <br /> 2/11/2008 7.80 -6.06 2,400 110 4.1 <0.5 2.1 <1 <1 <1 34 <10 <0.5 29 <br /> 5/12/2008 9.19 -7.45 1,600 20 <0.5 <0.5 <0.5 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 8/11/2008 11.45 -9.71 3,200 330 <0.5 <0.5 <0.5 <1 <1 <1 57 <10 <0.5 7.6 <br /> 11/10/2008 11.57 -9.83 3,400 390 12 6.1 28 <1 <1 <1 28 <10 <0.5 13 <br /> 9/30/2009 12.61 -10.87 -- -- -- -- -- -- -- -- -- -- -- -- <br /> 6/25/2010 9.58 -7.84 <br /> 11/3/2010 11.45 -9.71 <br /> 5/2/2011 8.03 -6.29 <br /> 12/19/2011 10.65 -8.91 <br /> 6/27/2012 10.31 -8.57 <br /> 12/27/2013 11.15 -9.41 5,000 720 38 18 245 <1 8.4 <10 17 <br /> 6/16/2014 11.04 -9.30 2,900 1,500 25 14 39 <1 20 <10 <0.5 <br /> 12/2/2014 12.46 -10.72 2,400 770 24 10 68 -- 13 -- <0.5 <br /> 6/8/2015 11.00 -9.26 -- -- -- -- -- -- -- -- -- <br /> 12/14/2015 12.92 -11.18 9,510 894 55.7 23.8 80.6 <1 <1 <1 <1 <10 <0.5 <br /> 6/27/2016 11.00 -9.26 5,900 515 19.4 6.2 20.8 <10 <10 <10 <10 <100 <5 <br /> 9/25/2017 11.18 -9.44 8,800 1,200 <50 52 <50 -- -- -- <50 -- <50 <br /> 9/25/2018 -- -- -- -- <br /> -- -- -- -- -- -- -- -- -- -- <br /> 12/5/2018 10.03 -8.29 -- -- -- -- -- <br /> 7/8/2020 10.05 -8.31 1,900 1,100 <25 <25 <25 -- -- -- <25 -- <25 <br /> 10/27/2022 11.93 -10.19 2,000 419 26.2 3.7 41.9 <2.5 <2.5 <2.5 <2.5 <25 <0.5 <0.5 <br /> FREY Environmental,Inc. Table 1-Page 6 of 32 Project No.1175-01 <br />