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Appendix B: Historical Analytical Results for Volatile Organic Compounds <br /> 2013 Annual Report <br /> Former Nestle USA, Inc. Facility, Ripon, CA <br /> USEPA Methods 8010,8021,8260 and 524 in micrograms per liter lµg/L) <br /> Well Sampling Average PDB Current MRP <br /> Name Method Depth(ft bgs) Sampling Sample Date cis-1.2-DCE TCE VC Comments/Other Detected VOC's <br /> Frequency <br /> PDB 52.5 NR 04/30/09 <0.50 3.2 <0.50 <br /> PDB 52.5 NR 07/29/09 <0.50 3.6 <0.50 CF:6.7; <br /> - 07/29/09 <0.50 3.6 <0.50 CF:6.8;Duplicate Sample; <br /> PDB NR 10/26/09 <0.50 3.8 <0.50 CF:9.9; <br /> PDB 52.5 NR 01/18/10 < 0.5 2.8 <0.50 CF:10; <br /> PDB 52.5 NR 04/19/10 <0.50 2.1 <0.50 CF:29; <br /> PDB 52.5 NR 07/06/10 <0.50 1.8 <0.50 CF:15; <br /> PDB 52.5 Q 10/21/10 <0.50 2.5 <0.50 CF:19; <br /> PDB 52.5 Q 01/07/11 <0.50 1.4 <0.50 <br /> PDB 52.5 Q 04/08/11 <0.50 1.0 <0.50 CF:2.1 <br /> PDB 52.5 Q 07/12/11 <0.50 0.8 <0.50 CF:3.2 <br /> PDB 52.5 Q 10/24/11 <0.50 1.3 <0.50 CF:3.6 <br /> PDB 52.5 Q 02/23/12 <0.50 0.71 <0.50 <br /> - 02/23/12 <0.50 0.70 <0.50 Duplicate Sample; <br /> PDB 52.5 Q 05/17/12 <0.50 <0.50 <0.50 CF:1.1; <br /> PDB 52.5 Q 08/08/12 <0.50 0.79 <0.50 <br /> PDB 52.5 Q 10/10/12 <0.50 0.89 <0.50 <br /> PDB 52.5 Quarterly 01/23/13 <0.50 0.52 <0.50 CF:1.0; <br /> - 01/23/13 <0.50 0.67 <0.50 Duplicate Sample;CF:<1.0; <br /> PDB 52.5 Quarterly 04/12/13 <0.50 <0.50 <0.50 CF:3.9; <br /> PDB 52.5 Quarterly 07/02/13 <0.50 <0.50 <0.50 CF:1.1; <br /> PDB 52.5 Quarterly 10/11/13 <0.50 <0.50 <0.50 <br /> M-49A Purge - NR 01/03/08 <1.0 98 <1.0 <br /> PDB 52.5 NR 02/14/08 2 110 <2.0 <br /> PDB 57.5 NR 02/14/08 1.2 52 <0.50 <br /> PDB 52.5 NR 03/12/08 1.8 120 <1.0 <br /> PDB 52.5 NR 04/28/08 <1.0 100 <1.0 <br /> PDB 52.5 NR 07/22/08 0.78 76 <0.50 <br /> PDB 52.5 NR 10/17/08 0.6 74 <0.50 <br /> PDB 52.5 NR 04/30/09 1 96 <0.50 <br /> PDB 52.5 NR 04/30/09 0.85 78 <0.50 <br /> PDB 52.5 NR 07/29/09 <0.50 69 <0.50 <br /> PDB 52.5 NR 10/26/09 1.5 76 <0.50 <br /> PDB 52.5 NR 01/18/10 1.5 78 <0.50 <br /> PDB 52.5 NR 04/19/10 1.2 58 <0.50 <br /> Low-flow pure 52.5 Q 08/02/10 1.5 130 <0.50 <br /> PDB 52.5 Q 10/21/10 1.3 82 <0.50 <br /> PDB 52.5 Q 01/07/11 0.77 57 <0.50 <br /> PDB 52.5 Q 04/08/11 <0.50 28 <0.50 <br /> PDB 52.5 Q 07/08/11 1.9 130 <0.50 <br /> PDB 52.5 Q 10/24/11 0.62 26 <0.50 <br /> PDB 52.5 Q 01/03/12 2.4 160 <0.50 <br /> PDB 52.5 Q 01/09/12 2.3 160 <0.50 <br /> PDB 52.5 Q 01/16/12 2.4 160 <0.50 <br /> PDB 52.5 Q 02/23/12 2.7 170 <0.50 <br /> PDB 52.5 Q 05/17/12 2.8 190 <0.50 <br /> PDB 52.5 Q 08/09/12 2.9 180 <0.50 <br /> PDB 52.5 Q 10/10/12 2.8 170 <0.50 <br /> PDB 52.5 Q 01/23/13 <0.50 11 <0.50 <br /> PDB 52.5 Q 04/12/13 2.2 130 <0.50 <br /> PDB 52.5 Q 07/02/13 1.9 160 <0.50 <br /> PDB 52.5 Q 10/10/13 1.8 140 <0.50 <br /> M-50A PDB 52.5 NR 01/18/10 <0.50 1.8 <0.50 <br /> PDB 57.5 NR 01/18/10 <0.50 1.4 <0.50 <br /> PDB 62.5 NR 01/18/10 0.57 3.9 <0.50 <br /> PDB 62.5 NR 04/19/10 0.53 3.3 <0.50 <br /> PDB 62.5 NR 07/06/10 1.4 9.3 <0.50 <br /> PDB 62.5 NR 10/21/10 <0.50 2.3 <0.50 <br /> PDB 62.5 NR 01/07/11 <0.50 1.6 <0.50 <br /> PDB 62.5 NR 04/08/11 <0.50 2.1 <0.50 <br /> PDB 62.5 NR 07/12/11 <0.50 2.1 <0.50 <br /> PDB 62.5 NR 10/24/11 <0.50 1.9 <0.50 <br /> PDB 62.5 Q 01/03/12 <0.50 25 <0.50 <br /> - 01/03/12 <0.50 25 <0.50 Duplicate Sample; <br /> PDB 62.5 Q 01/09/12 <0.50 31 <0.50 <br /> PDB 62.5 Q 01/16/12 <0.50 44 <0.50 <br /> - 01/16/12 <0.50 43 <0.50 Duplicate Sample; <br /> PDB 62.5 Q 02/23/12 <0.50 2.5 <0.50 <br /> PDB 62.5 Q 05/17/12 <0.50 3.2 <0.50 <br /> PDB 62.5 Q 08/08/12 <0.50 2.2 <0.50 <br /> Page 39 of 115 <br />