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Appendix B: Historical Analytical Results for Volatile Organic Compounds <br /> 2010 Annual Report <br /> Former Nestle USA, Inc. Facility, Ripon, CA <br /> USEPA Method 8010,8021,8260 or 524 in micrograms per liter(ppb) <br /> Well Name/ Sampling Method Average PDB Current <br /> Location (Purge/PDB) Depth(ft bgs) Sampling Sample Date cis-1.2-DCE TCE VC Comments/Other Detected VOC's <br /> Fre uenc <br /> PDB 135.5 NR 10/11/2007 16 4.5 <0.5 <br /> PDB 135.5 NR 02/27/2008 9.1 3.2 <0.5 <br /> PDB 135.5 NR 04/22/2008 15 6.3 <0.5 <br /> PDB 135.5 NR 07/18/2008 17 4.7 <0.5 <br /> PDB 135.5 NR 10/16/2008 14 4.6 <0.5 <br /> PDB 135.5 NR 01/30/2009 13 4 <0.5 <br /> PDB 135.5 NR 04/28/2009 18 6.8 <0.5 <br /> PDB 135.5 NR 07/28/2009 13 3.7 <0.5 <br /> PDB 135.5 NR 10/07/2009 11 3.1 <0.5 <br /> PDB 135.5 NR 01/15/2010 11 4.4 <0.50 <br /> PDB 135.5 NR 04/16/2010 14 5.8 <0.50 <br /> PDB 135.5 NR 04/16/2010 14 6.6 <0.50 DUP <br /> PDB 135.5 Q 07/02/2010 5.9 2.0 <0.50 <br /> PDB 135.5 Q 10/15/2010 5.2 1.5 <0.50 <br /> M-34C New wells installed in 2005. Will be monitored quarterly for 2006. In 2007,monitoring frequency will be reevaluated. <br /> PDB 137.5 02/02/2006 <0.5 <0.5 <0.5 <br /> PDB 142.5 02/02/2006 <0.5 <0.5 <0.5 <br /> PDB 137.5 04/18/2006 <0.5 <0.5 <0.5 <br /> PDB 137.5 07/19/2006 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 10/17/2006 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 02/28/2007 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 04/25/2007 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 07/09/2007 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 10/11/2007 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 02/27/2008 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 04/23/2008 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 07/18/2008 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 07/18/2008 <0.5 <0.5 <0.5 DUP <br /> PDB 137.5 NR 10/16/2008 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 01/26/2009 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 04/23/2009 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 07/28/2009 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 10/07/2009 <0.5 <0.5 <0.5 <br /> PDB 137.5 NR 01/14/2010 <0.50 <0.50 <0.50 <br /> - 01/14/2010 <0.50 <0.50 <0.50 DUP <br /> PDB 137.5 NR 04/16/2010 <0.50 <0.50 <0.50 <br /> PDB 137.5 Q 07/02/2010 <0.50 <0.50 <0.50 <br /> PDB 137.5 Q 11/02/2010 <0.50 <0.50 <0.50 <br /> M-36C New wells installed in 2005. Will be monitored quarterly for 2006. In 2007,monitoring frequency will be reevaluated. <br /> PDB 136.5 02/02/2006 <0.5 <0.5 <0.5 <br /> PDB 136.5 04/18/2006 <0.5 <0.5 <0.5 <br /> PDB 136.5 07/19/2006 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 10/18/2006 <0.5 <0.5 <0.5 <br /> PDB 136.5 02/28/2007 <0.5 <0.5 <0.5 <br /> PDB 136.5 04/25/2007 <0.5 <0.5 <0.5 <br /> - 04/25/2007 <0.5 <0.5 <0.5 DUP <br /> PDB 136.5 07/09/2007 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 10/10/2007 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 02/27/2008 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 04/23/2008 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 07/18/2008 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 10/28/2008 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 01/26/2009 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 04/23/2009 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 07/28/2009 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 10/07/2009 <0.5 <0.5 <0.5 <br /> PDB 136.5 NR 01/14/2010 <0.50 <0.50 <0.50 <br /> PDB 136.5 NR 04/16/2010 <0.50 <0.50 <0.50 <br /> PDB 136.5 Q 07/02/2010 <0.50 <0.50 <0.50 <br /> PDB 136.5 Q 11/02/2010 <0.50 <0.50 <0.50 <br /> - 11/02/2010 <0.50 <0.50 <0.50 Duplicate <br /> M-38C PDB 130.5 NR 03/26/2007 <0.5 <0.5 <0.5 <br /> PDB 135.5 NR 03/26/2007 <0.5 <0.5 <0.5 <br /> PDB 135.5 NR 05/22/2007 <0.5 <0.5 <0.5 <br /> PDB 135.5 NR 07/05/2007 <0.5 <0.5 <0.5 <br /> PDB 135.5 NR 10/11/2007 <0.5 <0.5 <0.5 <br /> PDB 135.5 NR 02/27/2008 <0.5 <0.5 <0.5 <br /> - 02/27/2008 <0.5 <0.5 <0.5 DUP <br /> PDB 135.5 NR 04/22/2008 <0.5 <0.5 <0.5 <br /> Page 52 of 93 <br />