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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 /> Frequency <br /> NR 03/02/1999 4 6.5 <0.5 <br /> NR 12/23/1999 3 4.7 <0.5 <br /> Well Destroyed November 7,2002 <br /> 361 Parallel Grab Q 02/26/1999 <0.5 <0.5 <0.5 <br /> Q 04/11/2000 <0.5 <0.5 <0.5 <br /> Q 07/12/2000 <0.5 <0.5 <0.5 <br /> Q 10/12/2000 <0.5 <0.5 <0.5 <br /> Q 01/09/2001 <1 <1 <1 <br /> Q 04/10/2001 <2 <2 <2 <br /> Q 07/10/2001 <0.5 <0.5 <0.5 <br /> Q 10/10/2001 <0.5 <0.5 <0.5 <br /> Q 01/23/2002 <0.5 <0.5 <0.5 <br /> Q 04/29/2002 <0.5 <0.5 <0.1 <br /> Q 08/02/2002 <0.5 <0.5 <0.1 <br /> Q 10/04/2002 <0.5 <0.5 <0.1 <br /> Q 01/27/2003 <0.5 <0.5 <0.1 <br /> Q 05/05/2003 <0.5 <0.5 <0.1 <br /> Q 07/21/2003 <0.5 <0.5 <0.1 <br /> Q 10/28/2003 <0.5 <0.5 <0.1 <br /> Q 01/20/2004 <0.5 <0.5 <0.1 <br /> Q 04/12/2004 <0.5 <0.5 <0.1 <br /> Q 07/12/2004 <0.5 <0.5 <0.1 <br /> Q 10/11/2004 <0.5 <0.5 <0.1 <br /> Q 01/24/2005 <0.5 <0.5 <0.1 <br /> Q 10/12/2005 <0.10 <0.10 <0.10 <br /> Q 01/24/2006 <0.10 <0.10 <0.10 <br /> Q 04/13/2006 <0.10 <0.10 <0.10 <br /> Q 07/20/2006 <0.10 <0.10 <0.10 <br /> Q 10/10/2006 <0.10 <0.10 <0.10 <br /> Q 02/22/2007 <0.10 <0.10 <0.10 <br /> Q 04/24/2007 <0.1 <0.1 <0.1 <br /> Q 07/10/2007 <0.1 <0.1 <0.1 <br /> Q 10/24/2007 <0.1 <0.1 <0.1 <br /> Q 02/05/2008 <0.1 <0.1 <0.1 <br /> Q 05/01/2008 <0.1 <0.1 <0.1 <br /> Q 07/01/2008 NA <0.1 <0.1 <br /> Q 10/30/2008 <0.1 <0.1 <0.1 <br /> Q 01/13/2009 <0.10 <0.10 <0.10 <br /> Q 04/07/2009 <0.10 <0.10 <0.10 <br /> Q 07/21/2009 <0.10 <0.10 <0.10 <br /> Q 10/23/2009 <0.10 <0.10 <0.10 <br /> Purge Q 01/18/2010 <0.10 <0.10 <0.10 <br /> Purge Q 04/12/2010 <0.10 <0.10 <0.10 <br /> Purge Q 07/06/2010 <0.10 <0.10 <0.10 <br /> Purge Q 10/19/2010 <0.10 <0.10 <0.10 <br /> 415 Parallel Grab Q 02/26/1999 <0.5 <0.5 <0.5 <br /> Q 07/27/2000 <0.5 <0.5 <0.5 <br /> Q 02/04/2002 <0.5 <0.5 <0.5 <br /> Q 05/09/2002 <0.5 <0.5 <0.1 <br /> Q 08/02/2002 <0.5 <0.5 <0.1 <br /> Q 10/04/2002 <0.5 <0.5 <0.1 <br /> Q 01/27/2003 <0.5 <0.5 <0.1 <br /> Q 01/20/2004 <0.5 <0.5 <0.1 <br /> House Condemned by City of Ripon/Well Not In Use <br /> 447 Parallel Grab Q 02/26/1999 <0.5 <0.5 <0.5 <br /> Q 12/23/1999 <0.5 <0.5 <0.5 <br /> Q 07/12/2000 <0.5 <0.5 <0.5 <br /> Q 10/12/2000 <0.5 <0.5 <0.5 <br /> Q 01/09/2001 <1 <1 <1 <br /> Q 07/10/2001 <0.5 <0.5 <0.5 <br /> Q 01/23/2002 <0.5 <0.5 <0.5 <br /> Q 04/29/2002 <0.5 <0.5 <0.1 <br /> Q 08/02/2002 <0.5 <0.5 <0.1 <br /> Q 10/04/2002 <0.5 <0.5 <0.1 <br /> Q 01/27/2003 <0.5 <0.5 <0.1 <br /> Q 05/05/2003 <0.5 <0.5 <0.1 <br /> Q 07/21/2003 <0.5 <0.5 <0.1 <br /> Q 10/28/2003 <0.5 <0.5 <0.1 <br /> Q 01/20/2004 <0.5 <0.5 <0.1 <br /> Page 75 of 93 <br />