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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 Q 02/23/07 0.11 0.11 <0.1 CF:0.45 <br /> Pure Q 04/27/07 0.11 <0.1 <0.1 CF:0.38 <br /> Purge Q 07/11/07 <0.1 <0.1 <0.1 CF:0.23 <br /> Pure Q 10/23/07 0.14 0.1 <0.1 CF:0.24 <br /> Purge Q 02/05/08 0.31 0.19 <0.1 CF:0.37 <br /> Pure Q 05/01/08 0.2 0.13 <0.1 CF:0.22 <br /> Purge Q 07/24/08 0.25 0.16 <0.1 CF:0.21,DBCMA:0.17,BF:0.34 <br /> Purge Q 10/31/08 0.44 0.22 <0.1 CF:0.26 <br /> Purge Q 01/27/09 0.28 0.17 <0.1 CF:0.19 <br /> Pure 01/27/09 0.3 0.17 <0.1 CF:0.19 <br /> Purge Q 04/17/09 0.42 0.25 <0.1 CF:0.16 <br /> Pure Q 07/24/09 0.65 0.32 <0.1 CF:0.21 <br /> Purge Q 10/23/09 0.69 0.32 <0.10 CF:0.42 <br /> Pure Q 01/19/10 1.5 0.73 <0.10 CF:0.27; <br /> Purge Q 04/13/10 1.3 0.65 <0.10 CF:0.32; <br /> Pure Q(d) 07/29/10 1.7 0.72 <0.10 CF:0.24; <br /> Purge Q 10/22/10 1.1 0.52 <0.50 CF:<0.50;Analysis by 8260; <br /> Pure Q 10/22/10 1.4 0.64 <0.10 CF:0.24;Analysis by 524.2; <br /> Purge Q 01/20/11 0.89 0.44 <0.10 CF:0.33;BF:0.16 <br /> Pure Q 04/21/11 1.2 0.64 <0.10 CF:0.32 <br /> Purge Q 07/28/11 1.6 0.81 <0.10 CF:0.2 <br /> Pure Q 10/31/11 2.2 0.9 <0.10 CF:0.21 <br /> Purge Q 01/23/12 2.3 0.98 <0.10 BF:0.28;CF:0.23; <br /> Pure Q 04/18/12 2.2 0.84 <0.10 BR 0.27;CF:0.31; <br /> Purge Q 07/23/12 2.3 1.0 <0.10 CF:0.19; <br /> Pure Q 10/15/12 1.8 0.8 <0.10 CF:0.14; <br /> Grab Q(d) 01/10/13 2 1.0 <0.10 CDBM:0.29; CF:0.16;BF:2.8; <br /> Grab Q(d) 04/15/13 2.4 1.1 <0.10 CF:0.18; <br /> Grab Q(d) 07/10/13 2.3 0.8 <0.10 CF:0.13; <br /> Grab Q(d) 10/14/13 3 1.0 <0.10 CF:0.14 <br /> 10/14/13 2.3 1.1 <0.10 Duplicate Sample; <br /> MW4 Pure d 06/01/88 <0.50 <0.50 <0.50 <br /> Purge (d) 11/01/88 <0.50 <0.50 <0.50 <br /> Pure d 07/01/89 <0.50 <0.50 <0.50 <br /> Purge (d) 11/01/89 <0.50 <0.50 <0.50 PCE:3.3 <br /> Pure d 03/01/90 <0.50 <0.50 <0.50 PCE:3.1 <br /> Purge (d) 07/01/90 <0.50 <0.50 <0.50 <br /> Pure d 09/01/90 5 2 <0.50 PCE:7 <br /> Purge (d) 12/01/90 1.6 2.1 <0.50 <br /> Pure d 04/01/91 <0.50 <0.50 <0.50 PCE:17 <br /> Purge (d) 07/01/91 <0.50 <0.50 <0.50 PCEA <br /> Pure d 10/01/91 <0.50 <0.50 <0.50 PCE:20 <br /> Purge (d) 03/01/92 <0.50 <0.50 <0.50 PCE:41 <br /> Pure d 06/01/92 <0.50 <0.50 <0.50 PCE:6.6 <br /> Purge (d) 10/01/92 <0.50 <0.50 <0.50 PCE:6.1 <br /> Pure d 01/01/93 0.8 6.2 <0.50 <br /> Purge (d) 04/01/93 <0.50 <0.50 <0.50 PCE:29 <br /> Pure d 08/01/93 <0.50 <0.50 <0.50 PCE:21 <br /> Purge (d) 01/01/94 <0.50 <0.50 <0.50 PCE:2.6 <br /> Pure d 05/01/94 <0.50 <0.50 <0.50 <br /> Purge (d) 07/01/94 <0.50 <0.50 <0.50 PCE:7.9 <br /> Pure d 10/01/94 <0.50 <0.50 <0.50 PCE:30 <br /> Purge (d) 03/01/95 <0.50 <0.50 <0.50 PCE:22 <br /> Pure d 07/01/95 <0.50 <0.50 <0.50 PCE:15 <br /> Purge (d) 01/01/96 <0.50 25.9 <0.50 PCE:15 <br /> Pure d 04/01/96 <0.50 <0.50 <0.50 <br /> Purge (d) 07/01/96 <0.50 0.6 <0.50 Dichlorodifluromethane:0.7,PCE:20 <br /> Pure d 10/01/96 <0.50 <0.50 <0.50 PCE:29 <br /> Purge (d) 04/01/97 <0.50 <0.50 <0.50 PCE:29 <br /> Pure d 11/01/97 <0.50 <0.50 <0.50 PCE:22 <br /> Purge (d) 12/15/97 <0.50 <0.50 <0.50 PCE:12 <br /> Pure d 02/01/98 <0.50 <0.50 <0.50 PCE:12 <br /> Purge (d) 02/04/98 <0.50 <0.50 <0.50 CF:0.5,PCE:12 <br /> Pure d 04/29/98 <0.50 <0.50 <0.50 PCE:11 <br /> Purge (d) 10/07/98 <0.50 <0.50 <0.50 PCE:9.8 <br /> Pure d 01/06/99 <0.50 <0.50 <0.50 PCE:5.6 <br /> Purge (d) 04/08/99 <0.5 <0.5 <0.5 PCE:8.7 <br /> Pure d 07/14/99 <0.5 <0.5 <0.5 PCE:1.2 <br /> Purge (d) 10/08/99 0.7 0.6 <0.50 PCE:12 <br /> Pure d 01/19/00 0.7 0.5 <0.50 PCE:12 <br /> Page 79 of 115 <br />