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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 ) (u ) (u ) (u (u ) (u ) (u ) <br /> 2/13/2006 7.96 -6.77 11,000 8,500 35 11 66 <1 <1 <1 150 <10 <0.5 120 <br /> MW-1B 5/15/2006 7.00 -5.81 20,000 11,000 40 11 46 <1 <1 <1 190 <10 <0.5 150 <br /> (Cont.) 8/14/2006 9.76 -8.57 20,000 10,000 45 34 67 <1 <1 <1 120 <10 <0.5 3 <br /> 11/13/2006 10.48 -9.29 19,000 11,000 42 23 62 <1 18 <1 44 <10 <0.5 78 <br /> 2/12/2007 8.79 -7.60 16,000 11,000 43 12 46 <1 1.3 <1 13 <10 <0.5 67 <br /> 5/14/2007 9.06 -7.87 15,000 8,000 53 19 51 <1 <1 <1 60 <10 <0.5 32 <br /> 8/14/2007 11.20 -10.01 14,000 7,000 40 6.5 37.8 <1 <1 <1 52 <10 <0.5 80 <br /> 11/12/2007 11.36 -10.17 -- -- -- -- -- -- -- -- -- -- -- <br /> 2/11/2008 7.60 -6.41 14,000 7,000 44 36 75 <1 <1 <1 10 <10 <0.5 18 <br /> 5/12/2008 8.95 -7.76 -- -- -- -- -- -- -- -- -- -- -- -- <br /> 8/11/2008 11.17 -9.98 <br /> 11/10/2008 11.28 -10.09 <br /> 9/30/2009 12.34 -11.15 <br /> 6/25/2010 9.32 -8.13 <br /> 11/3/2010 11.14 -9.95 <br /> 5/2/2011 7.65 -6.46 <br /> 12/19/2011 10.22 -9.03 <br /> 6/27/2012 9.98 -8.79 <br /> 12/27/2013 10.57 -9.38 10,000 3,600 18 5.2 17 <1 11 <10 68 <br /> 6/16/2014 10.53 -9.34 8,000 5,400 18 7.8 14.4 <1 48 <10 13 <br /> 12/3/2014 11.80 -10.61 7,200 3,100 12 2.3 6.6 -- 37 -- 60 <br /> 6/8/2015 10.30 -9.11 -- -- -- -- -- -- -- -- -- <br /> 12/14/2015 12.37 -11.18 1,840 1,130 4.3 <1.25 <2.5 <2.5 <2.5 <2.5 <2.5 <25 <1.25 <br /> 6/27/2016 10.48 -9.29 1,210 748 2.7 <1 <2 2.0 <2 <2 <2 <20 <1 <br /> 9/25/2017 10.47 -9.28 6,600 2,600 <50 <50 <50 -- -- -- <50 -- <50 <br /> 9/25/2018 10.93 -9.74 3,900 900 <25 <25 <25 <25 <25 <br /> 12/5/2018** 9.70 -8.51 -- -- -- -- -- -- -- <br /> 7/8/2020 9.86 -8.67 240 19 <0.5 <0.5 <0.5 <0.5 <0.5 <br /> 10/26/2022 11.91 -10.72 ND<100 41.0 <0.5 <0.5 <0.5 <2.5 <2.5 <2.5 <2.5 <25 <2.5 <0.5 <br /> FREY Environmental,Inc. Table 1-Page 3 of 32 Project No.1175-01 <br />