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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 121 Elevation TPPH[3] Benzene[4] Toluene[4] benzene[41 Xylenes[41 MTBE[41 DIPE[41 ETBE[4] TAME[41 TBA[41 EDB[41 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 /I) (u ) (u ) (u <br /> MW-11C 1.09 70-75 8/21/2003 14.28 -13.19 2,800 400 450 50 250 <1.7 <1.7 <1.7 <1.7 21.0 <1.7 <1.7 <br /> 11/24/2003 13.14 -12.05 11,000 4,500 42 160 98 <5 <5 <5 <5 54.0 <5 <5 <br /> 2/16/2004 11.25 -10.16 3,600 3,000 54 150 101 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 5/17/2008 12.73 -11.64 9,600 3,400 42 63 33 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 8/24/2004 15.16 -14.07 2,100 1,400 18 19 12.4 <1 <1 <1 41 <10 <0.5 42 <br /> 11/15/2004 13.27 -12.18 5,300 4,300 36 56 32 <1 <1 <1 <1 <10 <0.5 <0.5 <br /> 4/13/2005 10.21 -9.12 6,200 5,000 40 48 72 <1 <1 <1 43 <10 <0.5 79 <br /> 8/15/2005 14.00 -12.91 21,000 17,000 65 54 58 <1 <1 <1 190 <10 <0.5 140 <br /> 11/14/2005 13.17 -12.08 12,000 7,600 38 37 37.2 <1 <1 <1 110 <10 <0.5 90 <br /> 2/13/2006 10.45 -9.36 16,000 12,000 30 22 29.9 <1 <1 <1 110 <10 <0.5 90 <br /> 5/15/2006 9.39 -8.30 11,000 4,400 33 16 32.2 <1 <1 <1 7.5 <10 <0.5 14 <br /> 8/14/2006 12.26 -11.17 14,000 7,100 32 19 36.4 <1 <1 <1 97 <10 <0.5 7 <br /> 11/13/2006 12.13 -11.04 11,000 4,700 37 23 40 <1 17 <1 21 <10 <0.5 73 <br /> 2/12/2007 10.73 -9.64 10,000 3,200 30 23 42 <1 17 <1 72 <10 <0.5 73 <br /> 5/14/2007 11.11 -10.02 9,000 2,900 32 19 40.5 <1 <1 <1 89 <10 <0.5 52 <br /> 8/14/2007 12.99 -11.90 9,000 3,400 33 19 40 <1 <1 <1 32 <10 <0.5 32 <br /> 11/12/2007 12.57 -11.48 8,600 3,300 36 19 50 <1 <1 <1 2.3 <10 <0.5 38.0 <br /> 2/11/2008 9.99 -8.90 7,600 3,300 20 8.4 26.9 <1 <1 <1 3.3 <10 <0.5 9.1 <br /> 8/11/2008 13.01 -11.92 11,000 4,600 16 <0.5 <0.6 <1 <1 <1 380 <10 <0.5 110 <br /> 11/10/2008 12.66 -11.57 8,500 3,100 16 6.1 19.1 <1 <1 <1 90 <10 <0.6 50 <br /> 9/30/2009 13.78 -12.69 -- -- -- -- -- -- -- -- -- -- -- -- <br /> 6/27/2012 11.20 -10.11 <br /> 12/27/2013 11.11 -10.02 <br /> 9/25/2017 10.80 -9.71 6,100 2,200 <50 <50 <50 <50 <50 <br /> 9/21/2018 11.18 -10.09 -- -- -- -- -- -- -- <br /> 10/27/2022 -- -- 670 565 4.8 1.3 3.8 <2.5 <2.5 <2.5 <2.5 <25 <0.5 <0.5 <br /> FREY Environmental,Inc. Table 1-Page 20 of 32 Project No.1175-01 <br />