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Table 3.1: Volatile Organic Compounds in Upper Aquifer Wells <br /> Third Quarter 2012 Site Status Report <br /> Former Nestle USA, Inc. Facility, Ripon, CA <br /> Sample Average PDB MRP Actual Sample cis-1,2- trans-1,2- Trichloro- Vinyl <br /> Well ID Method Depth (ft, bgs) Sampling Sampling Date Chloroform Dichloroethene Dichloroethene ethene Chloride Comments/Others <br /> Frequency Frequency <br /> USEPA Method 826013, micrograms per liter (pg/L) <br /> M-27A PDB 102.5 Quarterly Quarter) 08/01/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-28A PDB 92.5 Annual Annual 05/18/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-32A PDB 74.5 Quarterly Quarterly 01/24/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-32A PDB 74.5 Quarterly Quarter) 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-32A PDB 74.5 Quarterly Quarter) 08/01/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-34A PDB 86.5 Quarterly Quarter) 01/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-34A PDB 86.5 Quarterly Quarterly 04/06/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-34A PDB 86.5 Quarterly Quarter) 07/31/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-35A PDB 117.5 Quarterly Quarter) 01/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-35A PDB 117.5 Quarterly Quarter) 04/06/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-35A PDB 117.5 Quarterly Quarter) 07/31/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-35B PDB 67.5 Quarterly Quarter) 01/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-35B PDB 67.5 Quarterly Quarter) 04/06/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-35B PDB 67.5 Quarterly Quarter) 07/31/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-38A PDB 117.5 Quarterly Quarter) 01/24/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-38A PDB 117.5 Quarterly Quarter) 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-38A PDB 117.5 Quarterly Quarter) 08/01/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-39A PDB 107.5 Quarterly Quarter) 01/13/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-39A PDB 107.5 Quarterly Quarterly 04/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-39A PDB 107.5 Quarterly Quarter) 07/31/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-41A PDB 109.5 Quarterly Quarter) 01/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-41A PDB 109.5 Quarterly Quarter) 05/17/12 <1.0 2.4 <0.50 0.65 <0.50 <br /> M-41A PDB 109.5 Quarterly Quarter) 07/31/12 <1.0 1.8 <0.50 0.57 <0.50 <br /> M-41A Duplicate 07/31/12 <1.0 1.8 <0.50 0.52 <0.50 <br /> M-42A PDB 106.5 Quarterly Quarter) 01/13/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-42A PDB 106.5 Quarterly Quarter) 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-42A PDB 106.5 Quarterly Quarter) 08/01/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-44A PDB 102.5 Quarterly Quarter) 01/24/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-44A PDB 102.5 Quarterly Quarter) 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-44A PDB 102.5 Quarterly Quarter) 08/01/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-45A PDB 100.5 Quarterly Quarter) 01/13/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-45A PDB 100.5 Quarterly Quarter) 04/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-45A PDB 100.5 Quarterly Quarter) 07/31/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-46A PDB 52.5 Quarterly Quarter) 01/23/12 <1.0 <0.50 <0.50 11 <0.50 <br /> M-46A PDB 52.5 Quarterly Quarterly 05/17/12 <1.0 <0.50 <0.50 7.1 <0.50 <br /> M-46A PDB 52.5 Quarterly I Quarter) 08/08/12 <1.0 <0.50 <0.50 11 <0.50 <br /> M-47A PDB 52.5 Quarterly Quarterly2 01/03/12 77 <0.50 <0.50 3.4 <0.50 1,1-DCA: 4.2; 1,1-DCE: 0.58; <br /> M-47A PDB 52.5 Quarterly Quarterly2 01/09/12 69 <0.50 <0.50 3.6 <0.50 1,1-DCA: 4.3; 1,1-DCE: 0.59; <br /> M-47A Duplicate 70 <0.50 <0.50 3.8 <0.50 1,1-DCA: 4.3; 1,1-DCE: 0.60; <br /> M-47A PDB 52.5 Quarterly Quarter)Y2 01/16/12 66 <0.50 <0.50 3.8 <0.50 1,1-DCA: 4.8; 1,1-DCE: 0.68; <br /> M-47A PDB 52.5 Quarterly Quarter)Y2 02/23/12 73 <0.50 <0.50 1.6 <0.50 1,1-DCA: 7.6; 1,1-DCE: 1.0; <br /> M-47A PDB 52.5 Quarterly Quarter) 05/17/12 110 <0.50 <0.50 2.1 <0.50 1,1-DCA: 5.1; 1,1-DCE: 0.62; <br /> M-47A PDB 52.5 Quarterly Quarter) 08/09/12 130 <0.50 <0.50 1.5 <0.50 1,1-DCA: 5.5; 1,1-DCE: 0.75; <br /> Page 3 of 4 <br />