Laserfiche WebLink
Table 2.Historical Groundwater Monitoring and Analytical Data <br /> ARCO Station No.4932,16 East Harding Way,Stockton,CA <br /> TOCProduct Water Level Concentrations in lLg/L <br /> Well ID and Elevation DTW Thickness Elevation GRO/ Ethyl- Total <br /> Date Monitored (feet( (feet( (feet( (feet( TPHg Benzene Toluene Benzene Xylenes MTBE Ethanol DIPS ETRE TAME TBA 1,241CA EDB Footnote <br /> MW-7 Cont. <br /> 4/12/2006 11.00 27.94 0.00 -16.94 <50 <0.50 <0.50 <050 <0.50 <0.50 <300 W50 <0.50 <0.50 <20 2.4 <050 <br /> 7/11/2006 26.22 0.00 -15.22 50 <0.50 <050 <050 <0.50 <0.50 <300 <0.50 <0.50 <0.50 <20 2.0 <0.50 <br /> 10/18/2006 27.49 0.00 -16.49 <50 <0.50 <0.50 <0.50 <050 <0.50 <300 <0.50 <0.50 <0.50 <20 0.86 <050 <br /> 3/13/2007 26.75 0.00 -15.75 77 <0.50 <0.50 <0.50 <050 <0.50 <300 <0.50 <0.50 <0.50 <20 1.8 <050 <br /> 5/15/2007 26.58 0.00 -15.58 - - - -- - - - - - - - - - <br /> 5/16/2007 26.68 0.00 -15.68 <50 <0.50 <0.50 <0.50 <0.50 <0.50 <300 <0.50 <0.50 <0.50 <20 0.97 <050 <br /> 8/1/2007 27.17 0.00 -16.17 - - - -- - - - -- - - - - - <br /> 8/3/2007 27.17 0.00 -16.17 <50 <0.50 <0.50 <050 <0.50 <0.50 <300 <0.50 <0.50 <0.50 <20 1.2 <0.50 <br /> 11/20/2007 28.01 0.00 -17.01 - - -- -- - - - -- - - - -- - <br /> 11/21/2007 - - - 77 N <0.50 <0.50 <0.50 <0.50 <0.50 <300 <0.50 <0.50 <0.50 <20 1.8 <0.50 <br /> 1/21/2008 10.35 27.25 0.00 -16.90 - - - -- -- -- -- - - - - - - <br /> 1/23/2008 -- -- - 97 <0.50 <0.50 <050 <0.50 <0.50 <300 <0.50 <0.50 <0.50 <20 1.8 <050 <br /> 4/7/2008 26.14 0.00 -15.79 -- - - - - - - -- - - - - - <br /> 4/9/2008 -- -- -- 58 <0.50 <0.50 <0.50 <0.50 <0.50 <300 <0.50 <0.50 <0.50 <10 1.0 <0.50 <br /> 7/21/2008 27.48 0.00 -17.13 - - - -- - - - - - -- - - - <br /> 8/22/2008 - -- -- 58 <1.0 <1.0 <1.0 <1.0 <1.0 <600 <1.0 <1.0 <1.0 <20 1.5 <1.0 <br /> 10/20/2008 28.85 0.00 -18.50 - - - -- - - -- - - - - - - <br /> 10/21/2008 - - - 120 <1.0 <1.0 <1.0 <1.0 <1.0 <600 <1.0 <1.0 <1.0 <20 2.7 <1.0 <br /> 1/19/2009 29.15 0.00 -18.80 - - - - - - - -- - - - - - <br /> 1/20/2009 - - -- 19D N <5.0 <5.0 6.0 <5.0 <5.0 <3,0D0 <5.0 <5.0 <5.0 <100 <5.0 6.0 <br /> 4/20/2009 28.39 0.00 -18.04 - - - -- - -- - -- - - - - - • <br /> 4/21/2009 -- - - 200 <5.0 <5.0 <5.0 <5.0 <5.0 <3,000 <5.0 <5.0 <5.0 <100 i.0 <5.0 <br /> 7/20/2009 29.47 0.00 -19.12 160 N <5.0 <5.0 <5.0 <5.0 <5.0 - -- - - - <5.0 - <br /> 1/7/2010 30.09 0.00 -19.74 190 <2.0 <2.0 <2.0 <2.0 <2.0 - - - -- - 2.1 - <br /> 7/19/2010 27.72 0.00 -17.37 90 <25 <25 <2.5 <2.5 <2.5 - - - - - <2.5 - <br /> 1/5/2011 27.76 0.00 -17.41 -- - - -- - - - -- - - - -- - <br /> 1/6/2011 - - - 180 N <5.0 <5.0 <5.0 <5.0 <5.0 - -- - - - <5.0 - <br /> 8/2/2011 25.77 0.00 -15.42 88 N 0.0 0.0 <4.0 0.0 0.0 -- -- - - - 0.0 - <br /> 2/1/2012 25.27 0.00 -14.92 66N <2.0 <2.0 <2.0 <2.0 <2.0 - -- - - - <2.0 - <br /> 8/2/2012 25.07 0.00 -14.72 <50 <0.50 <0.50 <0.50 <1.0 <0.50 -- -- - - - 0.70 - <br /> Page 29 of 38 <br />