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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 135.5 Q 07/05/13 <0.50 <0.50 <0.50 <br /> PDB 135.5 Q 10/08/13 <0.50 <0.50 <0.50 <br /> M-45C PDB 125.5 NR 03/27/07 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 03/27/07 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 05/22/07 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 07/03/07 <0.50 <0.50 <0.50 <br /> - 10/10/07 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 130.5 NR 10/10/07 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 02/26/08 <0.50 <0.50 <0.50 <br /> - 02/26/08 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 130.5 NR 04/23/08 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 07/21/08 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 10/16/08 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 01/26/09 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 04/23/09 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 07/28/09 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 10/07/09 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 01/14/10 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 04/12/10 <0.50 <0.50 <0.50 <br /> PDB 130.5 NR 07/02/10 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 10/15/10 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 01/11/11 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 04/12/11 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 07/08/11 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 10/28/11 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 02/23/12 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 04/11/12 <0.50 <0.50 <0.50 Duplicate Sample; <br /> - 04/11/12 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 07/31/12 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 10/10/12 <0.50 <0.50 <0.50 <br /> - 10/10/12 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 130.5 Q 01/23/13 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 04/23/13 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 07/02/13 <0.50 <0.50 <0.50 <br /> PDB 130.5 Q 10/10/13 <0.50 <0.50 <0.50 <br /> M-54C PDB 157.5 NR 01/18/10 67 26 57 1,1-DCE:1.0;t-1,2-DCE:1.7; <br /> PDB 162.5 NR 01/18/10 77 31 69 1,1-DCE:1.2;t-1,2-DCE:2.0; <br /> PDB 167.5 NR 01/18/10 86 33 77 1,1-DCE:1.3;t-1,2-DCE:2.0; <br /> PDB 172.5 NR 01/18/10 95 39 94 1,1-DCE:1.6;t-1,2-DCE:2.6; <br /> PDB 172.5 NR 04/19/10 85 39 77 1,1-DCE:1.5;t-1,2-DCE:2.2; <br /> - 04/19/10 90 39 76 1,1-DCE:1.4;t-1,2-DCE:2.5;Duplicate Sample; <br /> Low flow pure 172.5 NR-Q 08/05/10 98 40 160 t-1,2-DCE:2.7; <br /> PDB 172.5 NR-Q 10/21/10 77 33 68 t-1,2-DCE:2.1; 1,1-DCE:1.3 <br /> PDB 172.5 NR-Q 01/06/11 99 41 97 1,1-DCE:1.8;t-1,2-DCE:2.7 <br /> PDB 172.5 NR-Q 04/12/11 100 48 120 1,1-DCE:2.2;t-1,2-DCE:3.6 <br /> PDB 172.5 NR-Q 07/08/11 91 39 93 1,1-DCE:1.9;t-1,2-DCE:3.5 <br /> PDB 172.5 NR-Q 10/25/11 78 36 70 1,1-DCE:1.5;t-1,2-DCE:2.4 <br /> PDB 172.5 NR-Q 01/24/12 75 34 77 1,1-DCE:1.6; t-1,2-DCE:2.3 <br /> PDB 172.5 NR-Q 05/18/12 92 42 99 1,1-DCE:1.9; t-1,2-DCE:2.9 <br /> PDB 172.5 NR-Q 08/08/12 87 35 66 1,1-DCE:1.6; t-1,2-DCE:2.2 <br /> PDB 172.5 NR-Q 10/16/12 85 36 82 1,1-DCE:1.3; t-1,2-DCE:2.3 <br /> PDB 172.5 Q 01/23/13 93 42 97 1,1-DCE:1.6;t-1,2-DCE:2.9; <br /> PDB 172.5 Q 04/12/13 70 29 63 1,1-DCE:1.2;t-1,2-DCE:2.1; <br /> PDB 172.5 Q 07/03/13 73 33 59 1,1-DCE:1.1;t-1,2-DCE:2.0; <br /> PDB 172.5 Q 10/10/13 79 33 82 1,1-DCE:1.4;t-1,2-DCE:2.3; <br /> Lower Aquifer <br /> M-6D Purge - 03/01/90 <0.50 <0.50 <0.50 <br /> Pure 07/01/90 <0.50 <0.50 <0.50 <br /> Purge 09/01/90 <0.50 <0.50 <0.50 <br /> Pure 12/01/90 <0.50 <0.50 <0.50 <br /> Purge 04/01/91 <0.50 <0.50 <0.50 <br /> Pure 04/01/91 <0.50 0.7 <0.50 Duplicate Sample; <br /> Purge 07/01/91 2.2 1.4 <0.50 <br /> Pure 10/01/91 <0.50 <0.50 <0.50 Tol:1.2 <br /> Purge 10/01/91 2.6 1.4 <0.50 Duplicate Sample;,Tol:3 <br /> Pure 03/01/92 2.8 16 <0.50 <br /> Purge 06/01/92 5.1 4.2 <0.50 <br /> Pure 10/01/92 7.2 8.6 <0.50 <br /> Purge 10/01/92 8.2 8.6 <0.50 Duplicate Sample; <br /> Pure 01/01/93 2 2.9 <0.50 <br /> Page 65 of 115 <br />