ARCHIVED REPORTS_2013 ANNUAL REPORT

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Appendix B: Historical Analytical Results for Volatile Organic Compounds 2013 Annual Report Former Nestle USA, Inc. Facility, Ripon, CA USEPA Methods 8010,8021,8260 and 524 in micrograms per liter lµg/L) Well Sampling Average PDB Current MRP Name Method Depth(ft bgs) Sampling Sample Date cis-1,2-DCE TCE VC Comments/Other Detected VOC's Frequency Grab M(b) 02/19/13 4.5 1.6 <0.10 Additional sample collected to confirm cross-contamination of vinyl chloride from outside source,identified in mid-sample on February 8; Grab M(b) 03/05/13 8.8 2.7 <0.10 Grab M b 04/02/13 5.5 1.7 <0.10 Grab M(b) 05/07/13 18 4.2 <0.10 Grab M b 06/04/13 11 3.5 <0.10 t-1,2-DCE:0.15; Grab M(b) 07/09/13 14 4 <0.10 Grab M b 08/06/13 2.1 0.57 <0.10 Grab M(b) 09/03/13 1.8 0.42 <0.10 Grab M b 10/01/13 5.3 1.4 <0.10 Grab M(b) 11/05/13 2.5 0.76 <0.10 Grab M b 12/03/13 4.5 1.4 <0.10 1051 ROBERT NR 07/23/10 3.4 1.3 <0.10 M 08/10/10 3.2 1.3 <0.10 M 09/21/10 2.3 0.97 <0.10 M 10/19/10 0.44 0.15 <0.10 M 11/09/10 0.48 0.16 <0.10 M 12/07/10 0.52 0.17 <0.10 M 01/04/11 0.54 0.2 <0.10 M 02/01/11 0.37 0.13 <0.10 M 03/08/11 0.40 0.13 <0.10 M 04/21/11 0.41 0.18 <0.10 M 05/24/11 2.5 0.95 <0.10 M 06/07/11 0.42 0.16 <0.10 M 07/25/11 1.2 0.41 <0.10 M 08/09/11 3.3 1.2 <0.10 M 09/23/11 0.46 0.15 <0.10 M 10/04/11 2.8 0.94 <0.10 M 11/01/11 0.36 0.10 <0.10 M 12/06/11 0.39 0.13 <0.10 Analyzed by TestAmerica Duplicate 12/06/11 0.46 0.17 <0.10 Analyzed by BC Laboratories,Inc. Grab M 01/04/12 1.4 0.49 <0.10 Grab M 02/07/12 0.54 0.21 <0.10 Grab M 03/06/12 0.59 0.17 <0.10 Grab M 04/10/12 1.6 0.51 <0.10 Grab M 05/08/12 1.4 0.45 <0.10 Grab M 06/05/12 4.0 1.3 <0.10 Grab M 07/02/12 3.6 1.1 <0.10 Grab M 08/07/12 4.4 1.3 <0.10 Grab M 09/11/12 4.2 1.4 <0.10 Grab M 10/09/12 1.4 0.56 <0.10 Grab M 11/06/12 0.82 0.30 <0.10 Grab M 12/20/12 0.29 0.11 <0.10 Grab M 01/24/13 0.31 0.14 <0.10 Grab M 02/20/13 0.31 0.11 <0.10 Grab M 03/05/13 0.64 0.21 <0.10 Grab M 04/16/13 0.72 0.23 <0.10 Grab M 05/07/13 3.20 1.00 <0.10 Grab M 06/04/13 3.80 1.20 <0.10 Grab M 07/09/13 2.90 1.00 <0.10 Grab M 08/06/13 5.10 1.30 <0.10 Grab M 09/03/13 3.70 0.88 <0.10 Grab M 10/01/13 0.44 0.16 <0.10 Grab M 11/05/13 0.94 0.31 <0.10 Grab M 12/03/13 0.56 0.21 <0.10 FISCALINI23 NR 09/22/05 <0.50 <0.50 <0.50 Sampling Not Required FISCALINI24 NR 09/22/05 <0.50 <0.50 <0.50 Sampling Not Required FISCALINI25 NR 09/22/05 4.5 2.1 1.8 Sampling Not Required FISCALINI26 NR 09/22/05 <0.50 <0.50 <0.50 Sampling Not Required FISCALLINI NR 05/27/05 <0.50 <0.50 <0.50 Sampling Not Required N.7103 KIERNAN NR 05/27/05 <0.50 <0.50 <0.50 Sampling Not Required N-6133 NR 05/27/05 <0.50 <0.50 <0.50 HAMMETT Sampling Not Required Page 114 of 115