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Table 3.1: Volatile Organic Compounds in Upper Aquifer Wells <br /> Second 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 8260B, micrograms per liter (pg/L) <br /> Upper Aquifer <br /> E-2 PDB 48.5 Semi-Annual Quarterl 01/24/12 <1.0 <0.50 <0.50 0.84 <0.50 <br /> E-2 PDB 48.5 Semi-Annual Quarterl 05/18/12 <1.0 <0.50 <0.50 0.74 <0.50 <br /> EI-1 PDB 116.5 Semi-Annual Quarterly' 02/23/12 2.4 2.5 <0.50 42 <0.50 <br /> EI-1 PDB 116.5 Semi-Annual Quarterly' 04/10/12 2.6 2.6 <0.50 49 <0.50 <br /> EU-3 Grab - Quarterly Quarterly2 01/03/12 <1.0 <0.50 <0.50 19 <0.50 <br /> EU-3 Grab - Quarterly Quarterl Y2 01/09/12 <1.0 <0.50 <0.50 17 <0.50 <br /> EU-3 Grab - Quarterly Quarterly2 01/16/12 <1.0 <0.50 <0.50 16 <0.50 <br /> EU-3 Grab - Quarterly Quarterl Y2 02/23/12 2.3 <0.50 <0.50 21 <0.50 1,1-DCA: 0.64 <br /> EU-3 Grab - Quarterly Quarterly2 04/10/12 3.3 <0.50 <0.50 24 <0.50 1,1-DCA: 0.76 <br /> EU-4 Grab - Quarterly Quarterl Y2 01/03/12 25 <0.50 <0.50 33 <0.50 <br /> EU-4 Grab - Quarterly Quarterly 01/09/12 25 <0.50 <0.50 36 <0.50 1,1-DCA: 0.61 <br /> EU-4 Grab - Quarterly Quarterl Y2 01/16/12 24 <0.50 <0.50 33 <0.50 1,1-DCA: 0.53 <br /> EU-4 Grab - Quarterly Quarterly2 02/23/12 25 <0.50 <0.50 34 <0.50 <br /> EU-4 Grab - Quarterly Quarterly 04/10/12 32 <0.50 <0.50 44 <0.50 <br /> EW-1 Grab - Semi-Annual Semi-Annual 05/31/12 1.2 28 <0.50 220 <0.50 1,1-DCA: 0.87 <br /> EW-1 Duplicate 05/31/12 1.2 28 <0.50 220 <0.50 1,1-DCA: 0.82 <br /> M-1A PDB 118.5 Quarterly Quarterl 02/23/12 <1.0 17 <0.50 63 <0.50 <br /> M-1A PDB 118.5 Quarterly Quarterl 05/17/12 <1.0 14 <0.50 80 <0.50 <br /> M-1 B PDB 38.5 Quarterly Quarterly2 01/03/12 <1.0 <0.50 <0.50 73 <0.50 1,1-DCA: 0.77 <br /> M-1B Duplicate 01/03/12 <1.0 <0.50 <0.50 74 <0.50 1,1-DCA: 0.70 <br /> M-1B PDB 38.5 Quarterly Quarterly2 01/09/12 <1.0 <0.50 <0.50 70 <0.50 1,1-DCA: 0.81 <br /> M-1B PDB 38.5 Quarterly Quarterly2 01/16/12 <1.0 <0.50 <0.50 65 <0.50 1,1-DCA: 0.62 <br /> M-1 B PDB 38.5 Quarterly Quarterl Y2 02/23/12 <1.0 <0.50 <0.50 58 <0.50 <br /> M-1B PDB 38.5 Quarterly Quarterl 05/17/12 6.0 <0.50 <0.50 76 <0.50 1,1-DCA: 4.2; <br /> M-1B Duplicate 05/17/12 6.3 <0.50 <0.50 79 <0.50 1,1-DCA: 4.5; 1,1-DCE: 0.50; <br /> M-2A PDB 103.5 Annual Annual 05/17/12 <1.0 <0.50 <0.50 0.60 <0.50 <br /> M-213 PDB 36.5 Annual Annual 05/17/12 80 <0.50 <0.50 <0.50 <0.50 <br /> M-3A PDB 99.5 Annual Annual 05/17/12 <1.0 <0.50 <0.50 0.78 <0.50 <br /> M-313 PDB 35 Annual Annual 05/17/12 <1.0 <0.50 <0.50 3.7 <0.50 <br /> M-413 PDB 38.5 Annual Annual 05/17/12 2.1 <0.50 <0.50 <0.50 <0.50 <br /> M-5A PDB 107.5 Quarterly Quarterl 01/13/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-5A PDB 107.5 Quarterly Quarterl 04/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-513 PDB 38.5 Annual Annual 04/11/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-6A PDB 107.5 Semi-Annual Semi-Annual 05/17/12 <1.0 7.6 <0.50 43 <0.50 <br /> M-613 PDB 40.5 Semi-Annual Semi-Annual 05/17/12 <1.0 1.5 <0.50 100 <0.50 <br /> M-7A PDB 111.5 An=nual=: Annual 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-713 PDB 37.5 Biennial Biennial 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-713 Duplicate 04/10/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-8A PDB 103.5 Annual Quarterl 01/24/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> M-8A PDB 103.5 Annual Quarterl 05/18/12 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> Page 1 of 4 <br />