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Table 3.1: Volatile Organic Compounds,Analytical Results, Upper Aquifer Wells <br /> 2010 Annual Report <br /> Former Nestle USA, Inc. Facility <br /> Ripon, CA <br /> SampleLocation Sample Method Average PDB Sampling Sample Chloroform cis-1,2- trans-1,2- Trichloroethene Vinyl Chloride Comments/Others <br /> Depth(ft, bgs) Frequency Date Dichloroethene Dichloroethene <br /> USEPA Method 8021 and 524,micrograms per liter(pg/L) <br /> Upper Aquifer <br /> E-2 Grab Q 1/18/10 <1.0 1.9 <0.50 7.2 <0.50 See Table 6.1 for <br /> Treatment System Data <br /> E-2 Grab Q 4/12/10 <0.50 1.8 <0.50 6.7 <0.50 <br /> E-2 Grab - SA 10/5/2010 <1.0 1.5 <0.50 6.0 <0.50 <br /> E-2-48.5 PDB 48.5 M** 11/23/2010 <1.0 <0.50 <0.50 1.3 <0.50 <br /> E-2-53.5 PDB 53.5 M** 11/23/2010 <1.0 <0.50 <0.50 0.52 <0.50 <br /> E-2-58.5 PDB 58.5 M** 11/23/2010 <1.0 <0.50 <0.50 0.56 <0.50 <br /> E-2-63.5 PDB 63.5 M** 11/23/2010 <1.0 <0.50 <0.50 0.60 <0.50 <br /> E-2 PDB 48.5 M** 12/21/2010 <1.0 <0.50 <0.50 1.2 <0.50 <br /> ED-1 Sampling Not Requirec - NR - - - <br /> ED-2 Sampling Not Require( NR - - - <br /> EE-1 Sampling Not Requirec - NR - - - - - - <br /> EI-1 PDB 116.5 Q(d) 1/18/10 3.3 1.3 <0.50 9.7 <0.50 <br /> EI-1 PDB 116.5 Q(d) 4/19/10 9.5 0.84 <0.50 5.3 <0.50 <br /> EI-1 PDB 116.5 SA 10/21/2010 1.4 1.5 <0.50 11 <0.50 <br /> EI-1 10/21/2010 3.2 1.5 <0.50 10 <0.50 Duplicate <br /> See Table 6.1 for <br /> EI-1 Grab SA 11/9/2010 7.9 1.3 <0.50 9.1 <0.50 Treatment System Data <br /> EU-1 Sampling Not Requirec NR - - - <br /> EU-2 Sampling Not Require( NR - - - - - - <br /> EU-3 Grab Q 1/7/10 3 <0.50 <0.50 36 <0.50 1,1-DCA:2.2 <br /> EU-3 Grab Q 1/19/10 3 <0.50 <0.50 33 <0.50 1,1-DCA:2.1 <br /> EU-3 Grab Q 4/12/10 3.3 <0.50 <0.50 24 <0.50 1,1-DCA:2.0 <br /> EU-3 Grab Q 4/26/10 2.9 <1.0 <1.0 31 <0.50 1,1-DCA:1.9 <br /> EU-3 Grab Q 8/3/2010 3.5 <0.50 <0.50 26 <0.50 1,1-DCA:1.9 <br /> EU-3 Grab Q 10/21/2010 3.1 <0.50 <0.50 25 <0.50 1,1-DCA:1.3 <br /> EU-4 Grab Q 1/7/10 20 <0.50 <0.50 25 <0.50 <br /> EU-4 Grab Q 4/12/10 19 <0.50 <0.50 17 <0.50 <br /> EU-4 Grab Q 8/3/2010 17 <0.50 <0.50 21 <0.50 <br /> EU-4 Grab Q 10/21/2010 14 <0.50 <0.500 24 <0.50 <br /> EW-1 Grab Q 1/28/10 5.3 9.5 <0.50 130 <0.50 1,1-DCA:1.4 <br /> EW-1 Grab Q 1/28/10 5 9 <0.50 120 <0.50 1,1-DCA:1.4,Duplicate <br /> EW-1 Grab Q 4/12/10 5 10 <0.50 100 <0.50 1,1-DCA:1.2 <br /> EW-1 Grab SA 8/3/10 7.9 6 <1.0 76 <0.50 1,1-DCA:1.1 <br /> EW-1 Grab - SA 11/8/2010 3.6 13 <0.50 93 <0.50 1,1-DCA:1.6 <br /> M-1A PDB 118.5 A(e) 1/18/10 <1.0 3.3 <0.50 19 <0.50 1,1-DCA:2.3 <br /> M-1A PDB 118.5 A(e) 4/19/10 1.3 3.1 <0.50 20 <0.50 1,1-DCA:2.0 <br /> M-1A PDB 118.5 Q 7/6/2010 2.8 1.3 <0.50 14 <0.50 1,1-DCA:0.99 <br /> M-1A PDB 118.5 Q 10/21/2010 <1.0 1.6 <0.50 11 <0.50 1,1-DCA:1.6 <br /> M-113 PDB 38.5 A(e) 1/18/10 <10 <5.0 <5.0 140 <5.0 <br /> 1,1-DCE:1.8;1,1-DCA: <br /> M-1 B PDB 38.5 A(e) 4/19/10 8.4 <0.50 <0.50 1 130 1 <0.50 114 <br /> Page 1 of 5 <br />