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Table 3.2: Volatile Organic Compounds,Analytical Results,Intermediate Aquifer Wells <br /> 2010 Annual Report <br /> Former Nestle USA,Inc.Facility <br /> Ripon,CA <br /> Sample Sample Method Average PDB Sampling Sample Chloroform cis-1,2- trans-1,2- Trichloroethene Vinyl Comments/ <br /> Location Depth(ft,bgs) Frequency Date Dichloroethene Dichloroethene Chloride Others <br /> USEPA Method 8021 and 524,micrograms per liter(pg/L) <br /> M-23C1 PDB 128.3 A 4/19/10 <0.50 <0.50 <0.50 <0.50 <0.50 <br /> M-24C1 PDB 136.5 A 4/19/10 <0.50 15 <0.50 5.1 <0.50 <br /> M-25C1 Low flow purge 150.5 A 4/26/10 <1.0 9.3 <1.0 15 <0.50 <br /> M-25C1 Low flow pure 150.5 A 8/3/10 <1.0 11 <0.50 13 <0.50 <br /> M-25C2 Low flow purge 183.5 A 4/26/10 <1.0 18 <1.0 6.4 <0.50 <br /> M-25C2 Low flow pure 183.5 A 8/3/10 <1.0 18 <0.50 5.6 <0.50 <br /> M-26C2 PDB 187.5 Q 1/18/10 <1.0 4.7 <0.50 1.4 0.77 <br /> M-26C2 Low flow pure 187.5 Q 4/27/10 <1.0 4.0 <1.0 1.0 0.97 <br /> M-26C2 Low flow purge 187.5 Q 8/5/10 <1.0 7.5 <0.50 2.0 1.2 <br /> M-26C2 PDB 187.5 Q 10/21/10 <1.0 8.2 <0.50 2.5 0.63 <br /> M-27C PDB 134.5 Q 1/14/10 <1.0 <0.50 <0.50 <0.50 <0.50 1,1-DCE:0.55 <br /> M-27C PDB 134.5 Q 4/12/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-27C PDB 134.5 Q 7/8/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-27C PDB 134.5 Q 10/15/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-28C Purge - Q 1/28/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-28C Pure Q 4/13/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-28C Purge Q 8/4/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-28C Pure Q 11/9/10 <1.0 0.93 <0.50 0.56 <0.50 <br /> M-28C1 Purge Q 1/28/10 <1.0 1.8 <0.50 1.0 <0.50 <br /> M-28C1 Pure Q 1/28/10 <1.0 1.7 <0.50 0.94 <0.50 Duplicate <br /> M-28C1 Purge Q 4/13/10 <1.0 1.5 <0.50 0.97 <0.50 <br /> M-28C1 Purge Q 8/4/10 <1.0 1.5 <0.50 0.97 <0.50 <br /> M-28C1 Purge Q 11/9/10 <1.0 1.7 <0.50 0.98 <0.50 <br /> M-29C1 Pure Q 1/28/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-29C1 Purge Q 1/28/10 <1.0 <0.50 <0.50 <0.50 <0.50 Duplicate <br /> Sampling frequency A per 2010 <br /> M-29C1 Purge Q 4/13/10 <1.0 <0.50 <0.50 <0.50 <0.50 MRP <br /> M-29C2 Pure Q 1/28/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> Sampling frequency A per 2010 <br /> M-29C2 Purge - Q 4/13/10 <1.0 <0.50 <0.50 <0.50 <0.50 MRP <br /> M-30C1 PDB 127.5 Q* 1/15/10 <1.0 110 2.7 39 120 1,1-DCE:1.6 <br /> M-30C1 PDB 127.5 Q* 4/16/10 <1.0 80 2 32 71 1,1-DCE:1.0 <br /> M-30C1 PDB 127.5 Q 7/2/10 <1.0 82 2 29 77 1,1-DCE:1.1 <br /> M-30C1 PDB 127.5 Q 10/15/10 <1.0 93 1.8 37 85 1,1-DCE:1.3 <br /> M-30C2 PDB 152.5 Q. 1/15/10 <1.0 1.8 <0.50 0.98 <0.50 <br /> M-30C2 PDB 152.5 Q* 4/16/10 <0.50 4.5 <0.50 <0.50 1.1 <br /> M-30C2 4/16/10 <0.50 4.5 <0.50 <0.50 1 Duplicate <br /> M-30C2 PDB 152.5 Q 7/2/10 <1.0 0.98 <0.50 0.61 <0.50 <br /> M-30C2 PDB 152.5 Q 10/15/10 <1.0 <0.50 <0.50 0.57 <0.50 <br /> M-31C1 PDB 122.5 Q* 1/15/10 <1.0 200 1.4 50 58 1,1-DCE:1.2 <br /> M-31C1 Lowflowpurge 122.5 Q* 4/27/10 <1.0 240 1.3 53 71 1,1-DCE:1.4 <br /> M-31C1 Low flow pure 122.5 Q 8/3/10 <2.0 220 <2.0 50 57 1,1-DCE:<2.0 <br /> M-31C1 8/3/10 <1.0 240 1.1 48 86 Duplicate;1,1-DCE:1.0 <br /> M-31C1 PDB 122.5 Q 10/15/10 <1.0 250 <5.0 52 65 1,1-DCE:<5.0 <br /> M-32C PDB 135.5 Q* 1/15/10 <1.0 11 <0.50 4.4 <0.50 <br /> M-32C PDB 135.5 Q* 4/16/10 <1.0 14 <0.50 5.8 <0.50 <br /> M-32C PDB 135.5 Q* 4/16/10 <1.0 14 <0.50 6.6 <0.50 Duplicate <br /> IM-32C PDB 135.5 Q 7/2/10 <1.0 5.9 <0.50 2 <0.50 <br /> M-32C PDB 135.5 Q 10/15/10 <1.0 5.2 <0.50 1.5 <0.50 <br /> Page 2 of 3 <br />