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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 /> Purge 04/07/99 30 14 <0.5 <br /> Pure 04/13/00 20 12 <0.50 <br /> Purge 04/11/01 19 7.7 <2.0 Tol:4.8 <br /> Pure 05/07/02 28 12 <0.50 <br /> Purge 05/05/03 44 21 25 <br /> Purge - 04/20/04 37 17 25 <br /> PDB 98.5 04/26/05 64 36 <0.50 1,1-DCE:0.64 <br /> PDB 103.5 04/26/05 49 25 2.4 <br /> PDB 108.5 04/26/05 47 24 2.9 <br /> PDB 113.5 04/26/05 31 15 4.8 <br /> PDB 98.5 04/19/06 42 21 0.69 <br /> PDB 98.5 04/25/07 54 26 <0.50 <br /> PDB 98.5 04/24/08 37 16 0.67 <br /> PDB 98.5 A 04/10/09 28 12 <0.50 <br /> PDB 98.5 A 04/19/10 10 7 1.4 <br /> PDB 98.5 A 04/11/11 5.2 2.4 1.6 <br /> PDB 98.5 A 04/10/12 18 9.0 0.72 <br /> PDB 98.5 A 04/23/13 5.1 1.7 2.1 <br /> M-14B Purge - 03/01/89 0.6 1.2 <0.50 CF:1.4 <br /> Pure 11/01/89 2.4 <0.50 <0.50 CCL4:4.6 <br /> Purge 03/01/90 <0.50 <0.50 <0.50 CCL4:7.4;CF:1.3 <br /> Pure 07/01/90 <0.50 <0.50 <0.50 CCL4:6.9;CF:1.5 <br /> Purge 09/01/90 0.6 <0.50 <0.50 1,2,3-TCB:5.2,1,2,4-TCB:2.8; CCL4:16.9 <br /> Pure 12/01/90 <0.50 0.8 <0.50 CCL4:18 <br /> Purge 04/01/91 2.6 0.9 29 CCI-4:56 <br /> Pure 04/01/91 <0.50 26 <0.50 Duplicate Sample;,1,1-DCA:7.3; CCL4:56;CF:1.6 <br /> Purge 07/01/91 1.4 0.6 <0.50 CCL4:20;CF:1.4 <br /> Pure 10/01/91 1.7 0.7 <0.50 1,2-DCP:1.1,Tol:1.7; CCL4:25;CF:4.4 <br /> Purge 03/01/92 2.4 1.2 <0.50 1,2-DCP:1.7; CCL4:39;CF:4.2 <br /> Pure 03/01/92 2.8 1.2 <0.50 Duplicate Sample;,1,2-DCP:1.4; CCL4:36;CF:4.4 <br /> Purge 06/01/92 3.4 1.6 <0.50 1,2-DCP:1.9; CCL4:38;CF:5.1 <br /> Pure 10/01/92 1 0.9 <0.50 CCL4:2.8;CF:2.7 <br /> Purge 01/01/93 1.2 1.5 <0.50 CCL4:6;CF:3.8 <br /> Pure 04/01/93 2.8 2 <0.50 CCL4:74;CF:7 <br /> Purge 08/01/93 1 0.7 <0.50 CCL4:22;CF:3.6 <br /> Pure 01/01/94 1.4 1.3 <0.50 CCL4:36;CF:5.2 <br /> Purge 03/01/95 0.9 0.8 <0.50 CCL4:38;CF:5 <br /> Pure 04/01/96 2 3.6 <0.50 CF:8.7 <br /> Purge 04/29/98 1.8 2.1 <0.50 PCE:2.7; 1,1,1-TCA:0.7; CCL4:4.8;CF:1.5 <br /> Pure 04/06/99 3.7 2.9 <0.5 PCE:3.3; CCL4:2;CF:0.9 <br /> Purge 04/17/00 4.4 3 <0.50 CCL4:0.8;CF:0.7 <br /> Pure 04/11/01 <2.0 <2.0 <2.0 PCE:3.1 <br /> Purge 05/07/02 2.5 2.1 <0.50 PCE:4.2 <br /> Purge - 10/30/03 6.9 5.4 <0.50 <br /> PDB 28.5 04/26/05 1.6 1.8 <0.50 PCE:1.2 <br /> PDB 33.5 04/26/05 5.3 4.7 <0.50 PCE:1.4 <br /> PDB 38.5 04/26/05 4.2 2.8 <0.50 <br /> Purge - 05/09/05 4.5 3.7 <0.50 PCE:2.2 <br /> PDB 33.5 04/25/07 <0.50 0.6 <0.50 TCE:1.6 <br /> PDB 33.5 B 04/10/09 <0.50 <0.50 <0.50 PCE:0.55 <br /> PDB 33.5 B 04/28/11 <0.50 <0.50 <0.50 <br /> PDB 33.5 B 04/10/12 <0.50 <0.50 <0.50 PCE:0.80;CF:1.4; <br /> PDB 33.5 B 04/23/13 <0.50 <0.50 <0.50 CF:2;PCE:0.86; <br /> - 04/23/13 <0.50 <0.50 <0.50 Duplicate Sample;CF:2;PCE:0.79; <br /> M-15A Purge 03/01/89 13 17 <0.50 <br /> Pure 11/01/89 5.4 7.1 <0.50 <br /> Purge 03/01/90 5 6.4 <0.50 <br /> Pure 03/01/90 5 5.7 <0.50 Duplicate Sample; <br /> Purge 07/01/90 4.6 7.3 <0.50 <br /> Pure 09/01/90 2.9 4 <0.50 <br /> Purge 12/01/90 <0.50 3.8 <0.50 <br /> Pure 04/01/91 1.6 3.3 <0.50 <br /> Purge 07/01/91 4.7 5.7 <0.50 <br /> Pure 10/01/91 9.3 9.2 <0.50 Tol:1.1 <br /> Purge 03/01/92 3.4 5.4 <0.50 <br /> Pure 06/01/92 2.4 10 <0.50 <br /> Purge 01/01/93 <0.50 4 <0.50 <br /> Pure 04/01/93 <0.50 5.1 <0.50 <br /> Purge 08/01/93 4 12 <0.50 <br /> Pure 01/01/94 <0.50 4.9 <0.50 <br /> Page 25 of 115 <br />