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TABLE 3 Page 3 of 11 GROUNDWATER DATA INDEPENDENT SHELL-BRANDED SERVICE STATION 4315 WATERLOO ROAD STOCKTON,CALIFORNIA MTBE MTBE 1,2- Depth to GW Well ID Date TPPH B T E X 8020 8260 TBA DIPS ETBE TAME DCA EDB Ethanol TOC Water Elevation µ$2 µS2 µS2 . µS2 µS2 µS2 µS2 µS2 µS2 µS2 µ82 µ$2 µS2 µS2 f t MSL f t TOC ft MSL MW-2 12/13/2004 Insufficient water - - - - - - - - - - - - 31.23 70.92 -39.69 MW-2 , 1/5/2005 Insufficient water - - - - - - - - - - - - 31.23 71.22 -39.99 MW-2 3/7/2005 <50 <0.50 <0.50 <0.50 <1.0 - <0.50 - - - - - - - 31.23 67.94 -36.71 MW-2 6/1/2005 <50 <0.50 <0.50 <0.50 . <1.0 - <0.50 - - - - - 31.23 64.90 -33.67 MW-2 9/20/2005 <50 <0.50 <0.50 <0.50 <1.0 - 0.55 <5.0 <2.0 <2.0 <2.0 - - <50 31.23 70.49 =39.26 MW-2 12/19/2005 <50L <0.50 <0.50 <0.50 <1.0 - <0,50c - - - -. - - . - 31.23 65.35 -34.12 MW-2 3/22/2006 <50 <0.50 <1.0 <1.0 <1.0 - 8.9 - - - - <0.50 - - 31.23 59.02 -27.79 MW-2 5/31/2006 <50 <0.50 <0.50 50.50 <1.0 - <0.50 - - - - - - - 31.23 53.84 -22.61 MW-2 9/25/2006 69 <0.50 <0.50 . <0.50 <1.0 - 100 <5.0 <2.0 <2.0 <2.0 - - <50 31.23 59.66 -28.43 MW-2 12/11/2006 <50 <0.50 <0.50 <0.50 <1.0 - 8.3 - - - - - - - 31.23 58.33• -27.10 MW-2. 3/14/2007 80 <0.50 50.50 <0.50 <1.0 - 80 - - - - - - - 31.23 58.35 -27.12 MW-2 6/19/2007 71 j,k <0.50 <1.0 <1.0 <1.0 - 93 - - - - - - 31.23 60.46 -29.23 MW-2 9/20/2007 <50 j <0.50 . <1.0 <1.0 <1.0 - 4.7 <10 52.0 <2.0 <2.0 - - 5100 31.23 64.94 -33.71 MW-2 12/27/2007 <50 j <0.50 <1.0 <1.0 <1.0 - 0.71 g - - - - - - - 31.23 65.80 -34.57 MW-2 3/13/2008 <50 <0.50 <1.0 <1.0 <1.0 - <1.0 - - - - - - 31.23 62.60 -31.37 MW-2 6/4/2008 <50 <0.50 <1.0 <1.0 51.0 - 4.4 - - - - - - - 31.23 64.18 -32.95 MW-2 9/18/2008 <50 <0.50 <1.0 <1.0 <1.0 - <1.0 <10 <2.0 <2.0 <2.0 <0.50 <1.0 <100 31:23 70.25 -39.02 MW-2 12/16/2008 <50 <0.50 <1.0 <1.0 <1.0 - <1.0 <10 <2.0 <2.0 <2.0 <0.50 <1.0 - 31.23 70.32 -39.09 MW-2 3/16/2009 <50 <0.50 <1.0 <1.0 <1.0 - <1.0 <10 <2.0 <2.0 <2.0 <0.50 <1.0 - 31.23 69.03 -37.80 MW-2 6/3/2009 - - - - - - - - - - - - 31.23 70.61 -39.38 MW-2 11/13/2009 <50 <0.50 <1.0 <1.0 <1.0 - <1.0 <10 <2.0 <2.0 <2.0 <.0.50 <1.0 <100 31.23 70.83 -39.60 MW-2 6/21/2010 - - - - - - - - - - - - 31.23 65.85 -34.62 MW-2 12/22/2010 <50 <0.50 <1.0 <1.0 <1.0 - 22 <10 <2.0 <2.0 <2.0 .<0.50 - <100 31.23 66.90 -35.67 MW-2 5/25/2011 - - - - - - - - - - - - - - 31.23 61.27 -30.04 MW-2 11/4/2011 <50 <0.50 <0.50 <0.50 <1.0 - 6.1 <10 <1.0 <1.0 <1.0 <0.50 - <150 31.23 62.18 -30.95 MW-2 3/1/2012 - - - - - - - - - - - - - 31.23 60.00 -28.77 MW-2 5/3/2012 - - - - - - - - - - - - - 31.23 60.09 -28.86 MW-2 9/26/2012 - - - - - - - - - - - - - - 31.23 64.00 -32.77 MW-3 11/14/2001 - - - - - - - - - - - - - - 29.90 63.63 -33.73 _ MW-3 11/16/2001 <50 <0.50 <0.50 <0.50 0.83 - 2.6 <50 <2.0 <2.0 <2.0 <2.0 <2.0 <500 29.90 63.40 -33.50 CRA241359(16)