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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 07/15/04 2.1 3 <0.50 <br /> Pure 10/13/04 2.6 3.8 <0.50 <br /> Purge 01/25/05 2.3 3.4 <0.50 <br /> Purge - 01/25/05 2.2 3.4 <0.50 Duplicate Sample; <br /> PDB 210.5 04/19/05 2.2 3.5 <0.50 <br /> PDB 210.5 04/19/05 2.5 3.9 <0.50 Duplicate Sample; <br /> PDB 215.5 08/24/05 3.1 5.2 <0.50 <br /> PDB 220.5 10/27/05 3 5.6 <0.50 <br /> PDB 220.5 01/26/06 2.3 4.7 <0.50 <br /> PDB 225.5 04/18/06 2.7 4.5 <0.50 <br /> PDB 225.5 07/19/06 2.2 4.1 <0.50 <br /> PDB 210.5 10/18/06 1.5 2.9 <0.50 <br /> PDB 215.5 10/18/06 1.6 3.4 <0.50 <br /> PDB 220.5 10/18/06 1.6 3.4 <0.50 <br /> PDB 225.5 Q 10/18/06 1.6 3.1 <0.50 <br /> PDB 210.5 Q 02/26/07 1.4 3 <0.50 <br /> PDB 215.5 Q 02/26/07 1.5 2.9 <0.50 <br /> PDB 220.5 Q 02/26/07 1.4 2.9 <0.50 <br /> PDB 225.5 Q 02/26/07 1.5 2.8 <0.50 <br /> PDB 225.5 Q 04/25/07 1.6 2.9 <0.50 <br /> PDB 225.5 Q 07/03/07 1.7 2 <0.50 <br /> PDB 225.5 Q 10/10/07 1.6 2.2 <0.50 <br /> PDB 225.5 Q 02/26/08 0.86 1.8 <0.50 <br /> PDB 225.5 Q 04/28/08 1.2 2 <0.50 <br /> PDB 225.5 Q 07/22/08 0.94 1.7 <0.50 <br /> PDB 225.5 Q 11/25/08 0.84 1.6 <0.50 <br /> PDB 225.5 Q 02/09/09 0.8 1.5 <0.50 <br /> PDB 225.5 Q 04/10/09 0.66 1.6 <0.50 <br /> PDB 225.5 Q 07/29/09 <0.50 1.2 <0.50 <br /> PDB 225.5 Q 10/26/09 <0.50 1.1 <0.50 <br /> PDB 225.5 Q 01/18/10 <0.50 1.2 <0.50 <br /> PDB 225.5 Q 04/28/10 0.73 1.1 <0.50 <br /> Low flow purge - Q 08/05/10 0.64 1.3 <0.50 <br /> PDB 225.5 Q 10/21/10 0.94 1.9 <0.50 <br /> PDB 225.5 Q 01/11/11 1.4 2.7 <0.50 <br /> PDB 225.5 Q 04/12/11 1.4 3.1 <0.50 <br /> PDB 225.5 Q 07/12/11 1.7 3.3 <0.50 <br /> PDB 225.5 Q 10/24/11 1.1 1.9 <0.50 <br /> PDB 225.5 Q 01/24/12 1.5 2.4 <0.50 <br /> PDB 225.5 Q 05/18/12 1.3 2.6 <0.50 <br /> PDB 225.5 Q 08/08/12 2.8 <0.50 <0.50 <br /> - 08/08/12 3.1 <0.50 <0.50 Duplicate Sample; <br /> PDB 220.5 Q 10/10/12 1.9 1.2 <0.50 <br /> PDB 220.5 Q 01/23/13 <0.50 1.1 <0.50 <br /> PDB 220.5 Q 04/12/13 1 1.5 <0.50 <br /> PDB 220.5 Q 07/05/13 1.2 2.3 <0.50 <br /> - 07/05/13 1.3 2.4 <0.50 Duplicate Sample; <br /> PDB 220.5 Q 10/08/13 0.92 1.5 <0.50 <br /> M-20D Purge - 03/01/92 3.4 1.2 <0.50 1,1-DCA:0.8;CF:0.5 <br /> Pure 06/01/92 2.6 1 <0.50 1,1-DCA:0.5;CF:0.7 <br /> Purge 10/01/92 0.9 <0.50 <0.50 <br /> Pure 01/01/93 <0.50 <0.50 <0.50 <br /> Purge 04/01/93 <0.50 <0.50 <0.50 <br /> Pure 08/01/93 <0.50 <0.50 <0.50 CF:1.1 <br /> Purge 01/01/94 <0.50 <0.50 <0.50 <br /> Pure 01/01/94 <0.50 <0.50 <0.50 Duplicate Sample; <br /> Purge 04/01/96 <0.50 27 <0.50 <br /> Pure 10/01/96 <0.50 <0.50 <0.50 <br /> Purge 04/01/97 0.6 0.8 <0.50 <br /> Pure 11/01/97 <0.50 <0.50 <0.50 <br /> Purge 11/01/97 <0.50 0.9 <0.50 Duplicate Sample; <br /> Pure 04/29/98 <0.50 <0.50 <0.50 <br /> Purge 10/06/98 <0.50 <0.50 <0.50 <br /> Pure 04/06/99 <0.5 <0.5 <0.5 <br /> Purge 10/14/99 0.5 <0.5 <0.5 DCDF:0.5 <br /> Pure 04/11/00 <0.50 <0.50 <0.50 <br /> Purge 10/09/00 1 0.6 <0.50 <br /> Pure 04/09/01 <2.0 <2.0 <2.0 <br /> Purge 04/09/01 <2.0 <2.0 <2.0 Duplicate Sample;#5 <br /> Pure 10/10/01 0.9 <0.50 <0.50 CM:0.6 <br /> Page 68 of 115 <br />