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Table 3.1: Volatile Organic Compounds,Analytical Results,Vapor Extraction Wells and Upper Aquifer Wells <br /> Second Quarter 2009 Site Status Report <br /> Former Nestle USA, Inc.Facility, Ripon,CA <br /> SampleLocation Sample Method Average PDB Sampling Frequency Sample Chloroform cis-1,2- trans-1,2- Trichloroethene Vinyl Chloride Comments/Others <br /> Depth(ft,bgs) Date Dichloroethene Dichloroethene <br /> USEPA Method 8021 and 524,micrograms per liter(pg/L) <br /> Vapor Extraction Well <br /> Sampling not required at VE-1 through VE-5. <br /> VE-6 PDB 37.1 SA 4/28/09 5 <0.5 <0.5 <0.5 <0.5 <br /> VE-6 4/28/09 4.9 <0.5 <0.5 <0.5 <0.5 Duplicate <br /> Sampling not required at VE-7 through VE-12. <br /> IligerAquifer <br /> E-2 Grab Q 2/9/09 <1 1.5 <0.5 6.8 <0.5 See Table 6.1 for Treatment System <br /> Data <br /> E-2 Grab Q 4/24/09 <1 1.1 <0.5 5.4 <0.5 <br /> ED-1 Sampling Not Required NR - - - - - - <br /> ED-2 Sampling Not Required NR <br /> EE-1 Sampling Not Required - NR - - - <br /> EI-1 PDB 116.5 Q(d) 2/9/09 3.1 1.5 <0.5 11 <0.5 1,1-DCA:2.4 <br /> EI-1 PDB 116.5 Q(d) 4/30/09 11 1.2 <0.5 6.8 <0.5 1,1-DCA:0.76 <br /> EU-1 Sampling Not Required - NR - - - <br /> EU-2 Sampling Not Required NR - - <br /> EU-3 Grab Q 117/09 2.6 <0.5 <0.5 58 <0.5 1,1-DCA:2.6 <br /> EU-3 Grab Q 1/20/09 3.2 <0.5 <0.5 51 <0.5 1,1-DCA:3.1 <br /> EU-3 Grab Q 2/3/09 2.9 <0.5 <0.5 59 <0.5 1,1-DCA:3.1 <br /> EU-3 Grab Q 2/17/09 3.1 0.5 <0.5 58 <0.5 1,1-DCA:2.9 <br /> EU-3 Grab Q 3/3/09 2.8 <0.5 <0.5 51 <0.5 1,1-DCA:2.8 <br /> EU-3 Grab Q 3/17/09 2.6 <0.5 <0.5 48 <0.5 1,1-DCA:2.7 <br /> EU-3 Grab Q 417/09 2.9 0.51 <0.5 51 <0.5 1,1-DCA:2.9 <br /> EU-3 Grab Q 4/23/09 2.5 <0.5 <0.5 45 <0.5 1,1-DCA:2.5 <br /> EU-3 Grab Q 5/5/09 2.8 <0.5 <0.5 47 <0.5 1,1-DCA:2.8 <br /> EU-3 Grab Q 5/19/09 2.8 <0.5 <0.5 41 <0.5 1,1-DCA:3.0 <br /> EU-3 Grab Q 6/10/09 2.4 <0.5 <0.5 39 <0.5 1,1-DCA:2.3 <br /> EU-3 Grab Q 6/22/09 2.5 <0.5 <0.5 39 <0.5 1,1-DCA:2.6 <br /> EU-4 Grab Q 1/7/09 20 <0.5 <0.5 40 <0.5 1,1-DCA:0.85 <br /> EU-4 Grab Q 1/20/09 21 <0.5 <0.5 38 <0.5 1,1-DCA:0.87 <br /> EU-4 Grab Q 2/3/09 25 <0.5 <0.5 44 <0.5 1,1-DCA:0.77 <br /> EU-4 Grab Q 2/17/09 26 <0.5 <0.5 35 <0.5 1,1-DCA:0.78 <br /> EU-4 Grab Q 3/3/09 22 <0.5 <0.5 32 <0.5 1,1-DCA:0.79 <br /> EU-4 Grab Q 3/17/09 23 <0.5 <0.5 31 <0.5 1,1-DCA:0.78 <br /> EU-4 Grab Q 417/09 25 <0.5 <0.5 29 <0.5 1,1-DCA:0.8 <br /> EU-4 Grab Q 4/23/09 21 <0.5 <0.5 28 <0.5 1,1-DCA:0.68 <br /> EU-4 Grab Q 5/5/09 23 <0.5 <0.5 29 <0.5 1,1-DCA:0.73 <br /> EU-4 Grab Q 5/19/09 23 <0.5 <0.5 27 <0.5 1,1-DCA:0.83 <br /> EU-4 Grab Q 6/10/09 21 <0.5 <0.5 23 <0.5 1,1-DCA:0.64 <br /> EU-4 Grab Q 6/22/09 22 <0.5 <0.5 25 <0.5 1,1-DCA:0.75 <br /> EW-1 Grab Q 2/24/09 1.7 8.4 <2.5 230 <2.5 1,1-DCA:0.95 <br /> EW-1 Grab - Q 4/24/09 <4 8.4 <2 170 <2 <br /> M-1A PDB 118.5 A(e) 2/9/09 <1 3.7 <0.5 24 <0.5 1,1-DCA:4.6 <br /> M-1A PDB 118.5 A(e) 4/30/09 <1 1.8 <0.5 17 <0.5 1,1-DCA:2.5 <br /> M-1 B PDB 38.5 A(e) 2/9/09 <4 <2 <2 170 <2 <br /> M-1 B - 2/9/09 <4 <2 <2 160 <2 Duplicate <br /> M-11B PDB 38.5 A(e) 4/30/09 6.9 <0.5 <0.5 440 <0.5 1,1-DCA:16;1,1-DCE:2.5 <br /> M-2A PDB 103.5 A 4/30/09 <1 <0.5 <0.5 1.1 <0.5 <br /> M-21B PDB 36.5 A 4/30/09 90 <0.5 <0.5 <0.5 <0.5 1,1-DCA:0.98 <br /> M-3A PDB 99.5 A 4/30/09 <1 <0.5 <0.5 0.54 <0.5 <br /> M-31B PDB 35 A 4/30/09 <1 <0.5 <0.5 2.2 <0.5 <br /> M-41B PDB 38.5 A 4/28/09 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-46 - 4/28/09 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-SA PDB 107.5 Q 1/26/09 <1 <0.5 <0.5 1.4 <0.5 <br /> Page 1 of 3 <br />