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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 (d) 04/09/09 <0.50 <0.50 <0.50 <br /> Pure d 10/07/09 <0.50 <0.50 <0.50 <br /> Purge (d) 04/07/10 - - - Not Sampled;Not Operational; <br /> Sampling Not Required <br /> Grab Q(d) 01/31/13 <0.50 <0.50 <0.50 <br /> Grab Q(d) 04/25/13 - - - Not operational at this time; <br /> Grab Q(d) 07/23/13 - - - Not operational at this time; <br /> Grab Q(d) 10/11/13 <0.50 <0.50 <0.50 <br /> PW-8 Purge (d) 07/27/00 <0.50 <0.50 <0.50 <br /> Pure d 10/12/00 <0.50 <0.50 <0.50 <br /> Purge (d) 01/10/01 <1.0 <1.0 <1.0 <br /> Pure d 04/10/01 <2 <2 <2 <br /> Purge (d) 10/09/01 <0.50 <0.50 <0.50 <br /> Pure d 01/23/02 <0.50 <0.50 <0.50 <br /> Purge (d) 05/08/02 <0.50 <0.50 <0.50 <br /> Pure d 10/14/05 <0.50 <0.50 <0.50 <br /> Purge (d) 03/13/07 <0.50 <0.50 <0.50 <br /> Pure d 04/25/07 <0.50 <0.50 <0.50 <br /> Purge (d) 07/12/07 <0.50 <0.50 <0.50 <br /> Pure d 10/17/07 <0.50 <0.50 <0.50 <br /> Purge (d) 01/31/08 <0.50 <0.50 <0.50 <br /> Pure d 04/24/08 <0.50 <0.50 <0.50 <br /> Purge (d) 07/16/08 <0.50 <0.50 <0.50 <br /> Pure d 10/15/08 <0.50 <0.50 <0.50 <br /> Purge (d) 01/15/09 <0.50 <0.50 <0.50 <br /> Pure d 04/09/09 <0.50 <0.50 <0.50 <br /> Purge (d) 10/07/09 <0.50 <0.50 <0.50 <br /> Pure d 04/07/10 - - - Well not operational at this time. <br /> Purge Q(d) 10/19/10 <0.50 <0.50 <0.50 <br /> Purge Q(d) 01/15/11 - - - Well not operational at this time. <br /> Purge Q(d) 03/08/12 Well not operational at this time. <br /> Pure Q d 05/31/12 Well not operational at this time. <br /> Purge Q(d) 08/08/12 Well not operational at this time. <br /> Pure Q d 10/29/12 Well not operational at this time. <br /> Grab Q(d) 01/31/13 Not operational at this time; <br /> Grab Q d 04/25/13 Not operational at this time; <br /> Grab Q(d) 07/23/13 Not operational at this time; <br /> Grab Q d 10/11/13 Not Sampled;Not Operational; <br /> TH-1 Purge A 03/02/99 1.5 0.5 <0.50 <br /> Pure A 07/27/00 <0.50 <0.50 <0.50 <br /> Purge A 04/30/03 <0.50 <0.50 <0.50 <br /> Pure A 10/29/03 <0.50 <0.50 <0.50 <br /> Purge A 04/13/04 <0.50 <0.50 <0.50 <br /> Pure A 04/20/05 <0.50 <0.50 <0.50 <br /> Purge A 04/12/06 <0.50 <0.50 <0.50 <br /> Pure A 04/25/07 <0.50 <0.50 <0.50 <br /> Purge A 04/23/08 <0.50 <0.50 <0.50 <br /> Purge - A 04/08/09 <0.50 <0.50 <0.50 <br /> PDB 278.5 A 04/07/10 <0.50 <0.50 <0.50 <br /> PDB 278.5 A 04/28/11 <0.50 <0.50 <0.50 <br /> PDB 278.5 A 05/31/12 <0.50 <0.50 <0.50 <br /> PDB 278.5 A 04/18/13 <0.50 <0.50 <0.50 <br /> TH-2 Purge - NR 07/27/00 <0.50 <0.50 <0.50 <br /> Pure NR 04/10/01 <2 <2 <2 <br /> Purge NR 05/08/02 <0.50 <0.50 <0.50 <br /> Sampling Not Required <br /> TH-3 Purge NR 03/02/99 0.8 0.6 <0.50 <br /> Sampling Not Required <br /> TH4 Purge NR 10/11/00 <0.50 <0.50 <0.50 <br /> Pure NR 04/10/01 <2 <2 <2 <br /> Purge NR 07/10/01 <0.50 <0.50 <0.50 <br /> Pure NR 10/09/01 <0.50 <0.50 <0.50 <br /> Purge NR 01/22/02 <0.50 <0.50 <0.50 <br /> Pure NR 05/08/02 <0.50 <0.50 <0.50 <br /> Sampling Not Required <br /> TH-7 Pure A 02/26/99 0.9 <0.50 <0.50 <br /> Purge A 07/27/00 <0.50 <0.50 <0.50 <br /> Pure A 04/10/01 <2 <2 <2 <br /> Purge A 01/22/02 <0.50 <0.50 <0.50 <br /> Pure A 05/08/02 <0.50 <0.50 <0.50 <br /> Page 88 of 115 <br />