ARCHIVED REPORTS_2013 ANNUAL REPORT

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Table 5.2: Volatile Organic Compounds in Intermediate Aquifer Wells 2013 Annual Report Former Nestle USA, Inc. Facility, Ripon, CA Sample Average MRP / Sample cis-1,2- Well ID Method PDB Depth Sampling Date DCE TCE VC Comments/Others (feet bgs) Frequency USEPA Method 8260B, micrograms per liter pg/L M-17C1 PDB 125.5 Annual 04/22/13 0.72 <0.50 0.68 M-18C1 PDB 141.5 Annual 04/23/13 41 19 <0.50 1,1-DCE: 0.54; M-19C1 PDB 149.5 Annual 04/18/13 1.0 0.64 <0.50 M-20C1 PDB 147.5 Annual 04/22/13 52 26 45 1,1-DCE: 0.65; trans-1,2-DCE: 1.2; M-21C1 PDB 132.5 Quarterly 01/21/13 7.3 2.9 <0.50 M-21C1 PDB 132.5 Quarterly 04/23/13 10 3.9 <0.50 M-21 C1 PDB 132.5 Quarterly 07/05/13 7.5 3.4 <0.50 M-21C1 PDB 132.5 Quarterly 10/08/13 8.1 3.5 <0.50 M-23C1 PDB 128.3 Annual 04/23/13 <0.50 <0.50 <0.50 M-23C1 Duplicate 04/23/13 <0.50 <0.50 <0.50 M-24C1 PDB 136.5 Annual 04/23/13 54 15 <0.50 M-25C1 PDB 150.5 Annual 04/23/13 39 27 <0.50 1,1-DCE: 0.61; M-25C2 PDB 183.5 Annual 04/23/13 59 22 <0.50 1,1-DCE: 0.57; M-26C2 PDB 187.5 Semi-Annual 04/18/13 0.72 <0.50 <0.50 M-26C2 PDB 187.5 Semi-Annual 10/11/13 1.0 <0.50 <0.50 M-26C2 Duplicate 10/11/13 0.96 <0.50 <0.50 M-27A/C PDB 139.5 Quarterly 01/25/13 <0.50 <0.50 <0.50 M-27A/C PDB 139.5 Quarterly 04/23/13 <0.50 <0.50 <0.50 M-27A/C PDB 139.5 Quarterly 07/03/13 <0.50 <0.50 <0.50 M-27A/C Duplicate 07/03/13 <0.50 <0.50 <0.50 M-27A/C PDB 139.5 Quarterly 10/11/13 <0.50 <0.50 <0.50 M-28A/C PDB 129.5 Quarterly 01/25/13 1.4 0.88 <0.50 M-28A/C PDB 129.5 Quarterly 04/18/13 1.6 1.0 <0.50 M-28A/C Duplicate 04/18/13 1.3 0.72 <0.50 M-28A/C PDB 129.5 Quarterly 07/05/13 1.7 1.1 <0.50 M-28A/C PDB 129.5 Quarterly 10/11/13 1.4 0.85 <0.50 M-28C1 PDB 155.5 Quarterly 01/25/13 6.6 3.4 <0.50 M-28C1 Duplicate 01/25/13 6.7 3.4 <0.50 M-28C1 PDB 155.5 Quarterly 04/18/13 8.2 4.6 <0.50 M-28C1 PDB 155.5 Quarterly 07/05/13 7.5 4.8 <0.50 M-28C1 PDB 155.5 Quarterly 10/11/13 7.9 4.2 <0.50 Page 2 of 5