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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 /> Purge 01/21/2002 <0.5 <0.5 <0.5
<br /> Purge 01/21/2002 <0.5 <0.5 <0.5 DUP
<br /> Purge 05/07/2002 <0.5 <0.5 <0.5
<br /> Purge 08/02/2002 <0.5 <0.5 <0.5
<br /> Purge 10/07/2002 <0.5 <0.5 <0.5
<br /> Purge 02/03/2003 <0.5 <0.5 <0.5
<br /> Purge 05/02/2003 <0.5 <0.5 <0.5
<br /> Purge 07/23/2003 <0.5 <0.5 <0.5
<br /> Purge 10/27/2003 <0.5 <0.5 <0.5
<br /> Purge 10/27/2003 <0.5 <0.5 <0.5 DUP
<br /> Purge 01/22/2004 <0.5 <0.5 <0.5
<br /> Purge 01/22/2004 <0.5 <0.5 <0.5 DUP
<br /> Purge 04/13/2004 <0.5 <0.5 <0.5
<br /> Purge 07/20/2004 <0.5 <0.5 <0.5
<br /> Purge 10/12/2004 <0.5 <0.5 <0.5
<br /> Purge 01/27/2005 <0.5 <0.5 <0.5
<br /> Purge 01/27/2005 <0.5 <0.5 <0.5 DUP
<br /> Purge 05/18/2005 <0.5 <0.5 <0.5
<br /> Purge 08/03/2005 <0.5 <0.5 <0.5
<br /> Purge 10/13/2005 <0.5 <0.5 <0.5
<br /> Purge 01/20/2006 <0.5 <0.5 <0.5
<br /> Purge 04/17/2006 <0.5 <0.5 <0.5
<br /> Purge 07/21/2006 <0.5 <0.5 <0.5
<br /> Purge Q 10/11/2006 <0.5 <0.5 <0.5
<br /> Purge Q 02/13/2007 <0.5 <0.5 <0.5
<br /> Purge Q 04/20/2007 <0.5 <0.5 <0.5
<br /> Purge 04/20/2007 <0.5 <0.5 <0.5 DUP
<br /> Purge Q 07/11/2007 <0.5 <0.5 <0.5
<br /> Purge Q 10/15/2007 <0.5 <0.5 <0.5
<br /> Purge Q 03/24/2008 <0.5 <0.5 <0.5
<br /> Purge Q 04/30/2008 <0.5 <0.5 <0.5
<br /> Purge Q 07/24/2008 <0.5 <0.5 <0.5
<br /> Purge Q 07/24/2008 <0.5 <0.5 <0.5 DUP
<br /> Purge Q 12/04/2008 <0.5 <0.5 <0.5
<br /> Purge Q 02/23/2009 <0.5 <0.5 <0.5
<br /> Purge Q 04/15/2009 <0.5 <0.5 <0.5
<br /> Purge Q 08/05/2009 <0.5 <0.5 <0.5
<br /> Purge Q 10/27/2009 <0.5 <0.5 <0.5
<br /> Purge Q 01/28/2010 <0.50 <0.50 <0.50
<br /> Purge Q/A 04/13/2010 <0.50 <0.50 <0.50 Sampling Annual in May 2010 MRP
<br /> M-30C1 Purge 07/19/2004 120 48 230 1,1-DCE:1.8;t-1,2-DCE:2.3
<br /> Purge 10/18/2004 130 51 130
<br /> Purge - 02/02/2005 130 51 190 1,1-DCE:2.2;t-1,2-DCE:2.5
<br /> PDB 122.5 04/27/2005 90 28 120
<br /> PDB 127.5 04/27/2005 120 36 150 1,1-DCE:1.8;t-1,2-DCE:3.1
<br /> PDB 132.5 04/27/2005 110 32 150 1,1-DCE:1.6;t-1,2-DCE:2.2
<br /> PDB 127.5 08/24/2005 110 37 160 1,1-DCE:3.4
<br /> Purge - 08/29/2005 120 33 160 1,1-DCE:1.9;t-1,2-DCE:2.7
<br /> PDB 127.5 10/28/2005 130 46 210 1,1-DCE:3.1;t-1,2-DCE:4.1
<br /> PDB 127.5 01/26/2006 110 38 190 t-1,2-DCE:2.9
<br /> PDB 127.5 04/18/2006 110 38 210 t-1,2-DCE:3.2
<br /> PDB 127.5 07/19/2006 110 35 120 t-1,2-DCE:2.3
<br /> PDB 127.5 NR 10/18/2006 95 26 130 1,1-DCE:1.6;t-1,2-DCE:4.2
<br /> PDB 127.5 NR 02/28/2007 110 38 160 t-1,2-DCE:3.2
<br /> PDB 127.5 NR 04/26/2007 110 36 110 1,1-DCE:1.7;t-1,2-DCE:2.5
<br /> PDB 127.5 NR 07/05/2007 110 36 140 t-1,2-DCE:2.6
<br /> PDB 127.5 NR 10/11/2007 110 35 140 1,1-DCE:2.0;t-1,2-DCE:2.3
<br /> PDB 127.5 NR 02/28/2008 110 34 170 1,1-DCE:1.9;t-1,2-DCE:2.4
<br /> PDB 127.5 NR 04/22/2008 98 35 170 1,1-DCE:1.9;t-1,2-DCE:2.4
<br /> PDB 127.5 NR 07/18/2008 120 40 180 1,1-DCE:2.3;t-1,2-DCE:2.4
<br /> PDB 127.5 NR 11/11/2008 94 41 130 1,1-DCE:1.8;t-1,2-DCE:2.1
<br /> PDB 127.5 NR 01/30/2009 97 33 140 t-1,2-DCE:2.1;
<br /> PDB 127.5 NR 04/28/2009 99 35 130 1,1-DCE:2.1;t-1,2-DCE:2.5;
<br /> PDB 127.5 NR 07/28/2009 81 31 55 t-1,2-DCE:2.4;
<br /> PDB 127.5 NR 10/07/2009 96 36 96 1,1-13CE:1.4;t-1,2-DCE:2.2
<br /> - 10/07/2009 96 36 95 DUP;1,1-DCE:1.4;t-1,2,-DCE:2.0;
<br /> PDB 127.5 NR 01/15/2010 110 39 120 t-1,2-DCE:2.7;1,1-DCE:1.6
<br /> PDB 127.5 NR 04/16/2010 80 32 71 t-1,2-DCE:2.0;1,1-DCE:1.0
<br /> PDB 127.5 Q 07/02/2010 82 29 77 t-1,2-DCE:2.0;1,1-DCE:1.1
<br /> Page 50 of 93
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