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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 03/01/95 <0.50 2.9 <0.50 1,2-DCA:1,Iso-benzene:0.7,Tol:0.8 <br /> Pure 04/01/96 <0.50 37 <0.50 <br /> Purge 04/01/97 <0.50 2.1 <0.50 <br /> Pure 05/01/98 <0.50 1.5 <0.50 <br /> Purge 04/08/99 <0.5 0.7 <0.5 <br /> Pure 04/14/00 <0.50 <0.50 <0.50 <br /> Purge 04/12/01 <2.0 <2.0 <2.0 <br /> Pure 05/09/02 <0.50 <0.50 <0.50 <br /> Purge 05/06/03 1.4 1.8 <0.50 <br /> Purge - 05/13/04 <0.50 <0.50 <0.50 <br /> PDB 90.5 04/22/05 0.53 0.68 <0.50 <br /> PDB 90.5 04/22/05 0.51 0.71 <0.50 Duplicate Sample; <br /> PDB 95.5 04/22/05 0.57 0.65 <0.50 <br /> PDB 100.5 04/22/05 0.54 0.69 <0.50 <br /> PDB 105.5 04/22/05 <0.50 0.7 <0.50 <br /> PDB 95.5 04/19/06 <0.50 <0.50 <0.50 <br /> PDB 95.5 05/10/07 <0.50 <0.50 <0.50 <br /> PDB 95.5 A 04/24/08 <0.50 <0.50 <0.50 <br /> Purge 95.5 A 11/06/08 <0.50 <0.50 <0.50 <br /> PDB 95.5 A 04/30/09 <0.50 <0.50 <0.50 <br /> PDB 95.5 A 04/28/10 <0.50 <0.50 <0.50 <br /> PDB 95.5 A 04/11/11 <0.50 <0.50 <0.50 <br /> PDB 95.5 A 05/15/12 <0.50 <0.50 <0.50 <br /> PDB 95.5 A 04/12/13 <0.50 <0.50 <0.50 <br /> - 04/12/13 <0.50 <0.50 <0.50 Duplicate Sample; <br /> M-15B Pure 03/01/89 <0.50 <0.50 <0.50 <br /> Purge 11/01/89 <0.50 <0.50 <0.50 <br /> Pure 03/01/90 <0.50 <0.50 <0.50 <br /> Purge 07/01/90 <0.50 <0.50 <0.50 <br /> Pure 09/01/90 <0.50 <0.50 <0.50 <br /> Purge 12/01/90 <0.50 <0.50 <0.50 <br /> Pure 04/01/91 <0.50 <0.50 <0.50 <br /> Purge 07/01/91 <0.50 <0.50 <0.50 <br /> Pure 07/01/91 <0.50 <0.50 <0.50 Duplicate Sample; <br /> Purge 10/01/91 <0.50 <0.50 <0.50 Tol:7.1 <br /> Pure 03/01/92 <0.50 <0.50 <0.50 <br /> Purge 06/01/92 <0.50 <0.50 <0.50 <br /> Pure 10/01/92 <0.50 0.7 <0.50 <br /> Purge 01/01/93 <0.50 <0.50 <0.50 <br /> Pure 08/01/93 <0.50 <0.50 <0.50 <br /> Purge 01/01/94 <0.50 <0.50 <0.50 <br /> Pure 07/01/94 <0.50 <0.50 <0.50 <br /> Purge 03/01/95 <0.50 <0.50 <0.50 <br /> Pure 10/01/95 <0.50 <0.50 <0.50 <br /> Purge 04/01/96 <0.50 <0.50 <0.50 <br /> Pure 10/01/96 <0.50 <0.50 <0.50 <br /> Purge 04/01/97 <0.50 <0.50 <0.50 <br /> Pure 04/01/97 <0.50 <0.50 <0.50 Duplicate Sample; <br /> Purge 11/01/97 <0.50 <0.50 <0.50 <br /> Pure 05/01/98 <0.50 0.6 <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 10/11/99 <0.5 <0.5 <0.5 <br /> Pure 04/18/00 <0.50 <0.50 <0.50 <br /> Purge 10/11/00 <0.50 <0.50 <0.50 <br /> Pure 04/12/01 <2.0 <2.0 <2.0 <br /> Purge 10/10/01 <0.50 <0.50 <0.50 <br /> Pure 05/09/02 <0.50 <0.50 <0.50 <br /> Purge - 10/29/03 <0.50 <0.50 <0.50 <br /> PDB 27.5 04/22/05 <0.50 <0.50 <0.50 <br /> PDB 27.5 04/22/05 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 32.5 04/22/05 <0.50 <0.50 <0.50 <br /> PDB 37.5 04/22/05 <0.50 <0.50 <0.50 <br /> PDB 42.5 04/22/05 <0.50 <0.50 <0.50 <br /> PDB 42.5 05/10/07 <0.50 <0.50 <0.50 <br /> Pure 42.5 B 11/06/08 <0.50 <0.50 <0.50 <br /> PDB 42.5 B 04/30/09 <0.50 <0.50 <0.50 <br /> PDB 42.5 B 04/28/11 <0.50 <0.50 <0.50 <br /> PDB 42.5 B 05/17/12 <0.50 <0.50 <0.50 <br /> - 05/17/12 <0.50 <0.50 <0.50 Duplicate Sample; <br /> Page 26 of 115 <br />