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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 /> Low flow purge 155.5 Q 04/26/10 140 47 170 t-1,2-DCE:2.4;1,1-DCE:2.1 <br /> PDB 155.5 Q 07/02/10 130 36 140 t-1,2-DCE:2.4;1,1-DCE:1.5 <br /> Low flow purge 155.5 Q 08/03/10 120 42 130 t-1,2-DCE:2.1;1,1-DCE:1.7 <br /> PDB 145.5 Q 12/02/10 120 42 170 t-1,2-DCE:2.3;1,1-DCE:1.3 <br /> PDB 145.5 Q 02/02/11 150 12 150 t-1,2-DCE:2.5 <br /> PDB 145.5 Q 04/28/11 130 41 160 <br /> PDB 145.5 Q 07/08/11 120 38 130 t-1,2-DCE:2.5 <br /> PDB 145.5 Q 11/18/11 120 43 130 t-1,2-DCE:2.8 <br /> PDB 145.5 Q 01/24/12 130 45 140 1,1-DCE:2.5;t-1,2-DCE:2.7; <br /> PDB 145.5 Q 04/06/12 130 46 140 1,1-DCE:1.6;t-1,2-DCE:2.6; <br /> - 04/06/12 130 44 140 Duplicate Sample;1,1-DCE:1.6;t-1,2-DCE:2.5; <br /> PDB 145.5 Q 08/23/12 120 44 130 1,1-DCE:1.6;t-1,2-DCE:2.5; <br /> - 08/23/12 120 43 130 Duplicate Sample;1,1-DCE:1.6;t-1,2-DCE:2.5; <br /> PDB 150.5 Q 10/29/12 120 40 130 1,1-DCE:1.5;t-1,2-DCE:2.4; <br /> PDB 150.5 Q 02/20/13 130 45 120 1,1-DCE:1.5;t-1,2-DCE:2.3; <br /> PDB 150.5 Q 04/22/13 120 41 120 1,1-DCE:1.2;t-1,2-DCE:2.1; <br /> PDB 150.5 Q 07/03/13 110 42 100 1,1-DCE:1.4;t-1,2-DCE:2.2; <br /> PDB 150.5 Q 10/08/13 100 38 120 1,1-DCE:1.3;t-1,2-DCE:2.0; <br /> TH-11 Purge - NR 10/17/07 28 7.6 18 <br /> Pure NR 04/23/08 36 11 26 t-1,2-DCE:0.63 <br /> Purge NR 07/16/08 23 7 12 <br /> Pure NR 10/15/08 30 10 21 t-1,2-DCE:0.51 <br /> Purge NR 04/08/09 17 43.6 9.2 <br /> Purge - NR 10/07/09 26 7.8 18 <br /> PDB 175 SA 04/07/10 24 7.8 11 <br /> PDB 175 SA 12/02/10 11 4 5.5 <br /> PDB 175 SA 04/28/11 30 10 18 t-1,2-DCE:0.60 <br /> PDB 175 SA 08/23/11 - - - Well not accessible at this time. <br /> PDB 175 SA 04/06/12 - - - Well not accessible at this time. <br /> PDB 175 SA 10/29/12 23 7.0 6.6 <br /> PDB 175 SA 04/18/13 24 7.2 5.0 <br /> PDB 175 SA 10/11/13 36 12.0 6.8 <br /> Private Wells <br /> 138 Parallel Q 02/26/99 <0.50 <0.50 <0.50 CF:4.2 <br /> Q 12/23/99 <0.50 <0.50 <0.50 CF:1.7 <br /> Q 07/12/00 <0.50 <0.50 <0.50 CF:5.8 <br /> Q 10/12/00 <0.50 <0.50 <0.50 CF:13.0 <br /> Q 01/09/01 <1.0 <1.0 <1.0 CF:11.0 <br /> Q 04/10/01 <2 <2 <2 CF:6.4 <br /> Q 07/10/01 <0.50 <0.50 <0.50 CF:17.0 <br /> Q 10/10/01 <0.50 <0.50 <0.50 CF:16.0 <br /> Q 01/23/02 <0.50 <0.50 <0.50 CF:31.0 <br /> Q 04/29/02 <0.50 <0.50 <0.1 CF:22.0 <br /> Q 08/02/02 <0.50 <0.50 <0.1 CF:13.0 <br /> Well Destroyed November 7,2002 <br /> 233 Parallel NR 02/26/99 3.4 5.4 <0.50 <br /> NR 03/02/99 4 6.5 <0.50 <br /> NR 12/23/99 3 4.7 <0.50 <br /> Well Destroyed November 7,2002 <br /> 361 Parallel Q 02/26/99 <0.50 <0.50 <0.50 <br /> Q 04/11/00 <0.50 <0.50 <0.50 <br /> Q 07/12/00 <0.50 <0.50 <0.50 <br /> Q 10/12/00 <0.50 <0.50 <0.50 <br /> Q 01/09/01 <1.0 <1.0 <1.0 <br /> Q 04/10/01 <2 <2 <2 <br /> Q 07/10/01 <0.50 <0.50 <0.50 <br /> Q 10/10/01 <0.50 <0.50 <0.50 <br /> Q 01/23/02 <0.50 <0.50 <0.50 <br /> Q 04/29/02 <0.50 <0.50 <0.1 <br /> Q 08/02/02 <0.50 <0.50 <0.1 <br /> Q 10/04/02 <0.50 <0.50 <0.1 <br /> Q 01/27/03 <0.50 <0.50 <0.1 <br /> Q 05/05/03 <0.50 <0.50 <0.1 <br /> Q 07/21/03 <0.50 <0.50 <0.1 <br /> Q 10/28/03 <0.50 <0.50 <0.1 <br /> Q 01/20/04 <0.50 <0.50 <0.1 <br /> Q 04/12/04 <0.50 <0.50 <0.1 <br /> Q 07/12/04 <0.50 <0.50 <0.1 <br /> Q 10/11/04 <0.50 <0.50 <0.1 <br /> Q 01/24/05 <0.50 <0.50 <0.1 <br /> Page 91 of 115 <br />