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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 04/12/01 <2.0 <2.0 <2.0 <br /> Pure 05/08/02 <0.50 <0.50 <0.50 <br /> Purge 05/05/03 0.5 <0.50 <0.50 <br /> Pure 05/05/03 0.6 <0.50 <0.50 Duplicate Sample; <br /> Purge 04/20/04 <0.50 <0.50 <0.50 <br /> Purge - 04/20/04 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 88.5 04/21/05 2.6 0.69 0.67 <br /> PDB 88.5 04/21/05 2.6 0.71 0.67 Duplicate Sample; <br /> PDB 93.5 04/21/05 2.6 0.71 0.7 <br /> PDB 98.5 04/21/05 0.91 <0.50 <0.50 <br /> PDB 103.5 04/21/05 0.84 <0.50 <0.50 <br /> PDB 93.5 04/19/06 1.9 <0.50 <0.50 <br /> PDB 93.5 04/26/07 1.9 0.54 <0.50 <br /> PDB 93.5 A 04/22/08 <0.50 <0.50 <0.50 <br /> - 04/22/08 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 93.5 A 04/10/09 <0.50 <0.50 <0.50 <br /> PDB 93.5 A 04/19/10 <0.50 <0.50 <0.50 <br /> Low-flow pure 93.5 A 08/03/10 <0.50 <0.50 <0.50 <br /> PDB 93.5 A 04/11/11 <0.50 <0.50 <0.50 <br /> - 04/11/11 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 93.5 A 05/17/12 <0.50 <0.50 <0.50 <br /> PDB 93.5 A 04/22/13 <0.50 <0.50 <0.50 <br /> M-17B Purge - 11/01/89 <0.50 <0.50 <0.50 <br /> Pure 03/01/90 <5 <5 <5 CF:100 <br /> Purge 03/01/90 <5 <5 <5 Duplicate Sample;CF:150 <br /> Pure 07/01/90 <0.50 <0.50 <0.50 BDCMA:1.3;CF:37 <br /> Purge 09/01/90 <0.50 <0.50 <0.50 CF:8.4 <br /> Pure 12/01/90 <0.50 <0.50 <0.50 CF:6.8 <br /> Purge 04/01/91 <0.50 <0.50 <0.50 <br /> Pure 07/01/91 <0.50 <0.50 <0.50 Chloroethane:5 <br /> Purge 10/01/91 <0.50 <0.50 <0.50 CF:1.2 <br /> Pure 03/01/92 <0.50 <0.50 <0.50 <br /> Purge 06/01/92 0.6 0.6 <0.50 CF:0.9 <br /> Pure 10/01/92 <0.50 <0.50 <0.50 CF:0.6 <br /> Purge 01/01/93 <0.50 <0.50 <0.50 <br /> Pure 04/01/93 0.6 0.7 <0.50 <br /> Purge 08/01/93 <0.50 <0.50 <0.50 <br /> Pure 01/01/94 <0.50 0.5 <0.50 CF:0.9 <br /> Purge 03/01/95 <0.50 <0.50 <0.50 <br /> Pure 01/04/96 <0.50 1 <0.50 <br /> Purge 04/01/96 1.9 1 <0.50 <br /> Pure 04/01/97 <0.50 <0.50 <0.50 <br /> Purge 04/30/98 <0.50 <0.50 <0.50 <br /> Pure 04/06/99 <0.5 <0.5 <0.5 <br /> Purge 04/18/00 <0.50 2.7 <0.50 <br /> Pure 04/12/01 <2.0 <2.0 <2.0 <br /> Purge 05/08/02 <0.50 0.7 <0.50 <br /> Purge - 10/29/03 <0.50 0.8 <0.50 <br /> PDB 27.5 04/21/05 <0.50 <0.50 <0.50 <br /> PDB 27.5 04/21/05 <0.50 <0.50 <0.50 Duplicate Sample; <br /> PDB 32.5 04/21/05 <0.50 <0.50 <0.50 <br /> PDB 37.5 04/21/05 <0.50 <0.50 <0.50 <br /> PDB 42.5 04/21/05 <0.50 <0.50 <0.50 <br /> Purge - 05/10/05 <0.50 <0.50 <0.50 <br /> PDB 42.5 04/26/07 <0.50 <0.50 <0.50 <br /> PDB 42.5 B 04/10/09 <0.50 <0.50 <0.50 <br /> Low-flow purge 42.5 B 08/03/10 <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 /> PDB 42.5 B 04/22/13 <0.50 <0.50 <0.50 <br /> M-18A Purge - 11/01/89 <0.50 7.9 <0.50 CF:3 <br /> Pure 03/01/90 5.9 12 <0.50 1,1,2-TCA:13,BDCMA:12,BF:17;CF:18 <br /> Purge 07/01/90 5.9 11 <0.50 1,1,2-TCA:3.2,BDCMA:2.1,BF:11;CF:4.9 <br /> Pure 09/01/90 8.4 20.5 <0.50 CF:3.4 <br /> Purge 12/01/90 2.4 10.7 <0.50 <br /> Pure 04/01/91 7.6 11 <0.50 <br /> Purge 07/01/91 7.9 6.9 <0.50 <br /> Pure 10/01/91 16 16 <0.50 Tol:0.6 <br /> Purge 03/01/92 20 15 <0.50 CF:0.6 <br /> Pure 06/01/92 16 17 <0.50 CF:0.5 <br /> Page 28 of 115 <br />