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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 /> PDB 52.5 NR 02/14/08 <1.0 80 <1.0 CF:4.4
<br /> PDB 52.5 NR 02/14/08 <0.50 80 <0.50 Duplicate Sample;,CF:4.1
<br /> PDB 57.5 NR 02/14/08 <0.50 65 <0.50 CF:4.4
<br /> PDB 52.5 NR 03/12/08 <5 520 <5 CF:10
<br /> PDB 52.5 NR 04/28/08 <2 300 <2 CF:8.8
<br /> PDB 52.5 NR 07/22/08 <1.0 130 <1.0 CF:2.7
<br /> PDB 52.5 NR 10/17/08 <1.0 92 <1.0 CF:1.4
<br /> PDB 52.5 NR 02/09/09 <0.50 50 <0.50
<br /> PDB 52.5 NR 04/30/09 <0.50 38 <0.50
<br /> PDB 52.5 NR 07/29/09 <0.50 23 <0.50
<br /> PDB 52.5 NR 10/26/09 <0.50 24 <0.50
<br /> PDB 52.5 NR 01/18/10 <0.50 30 <0.50
<br /> - 01/18/10 <0.50 29 <0.50 Duplicate Sample;
<br /> PDB 52.5 NR 04/19/10 <0.50 13 <0.50
<br /> PDB 52.5 Q 07/06/10 <0.50 8.6 <0.50
<br /> PDB 52.5 Q 10/21/10 <0.50 7.9 <0.50
<br /> PDB 52.5 Q 01/07/11 <0.50 7.2 <0.50
<br /> PDB 52.5 Q 04/08/11 <0.50 13 <0.50
<br /> PDB 52.5 Q 07/12/11 <0.50 17 <0.50
<br /> PDB 52.5 Q 10/24/11 <0.50 15 <0.50
<br /> PDB 52.5 Q 01/23/12 <0.50 11 <0.50
<br /> PDB 52.5 Q 05/17/12 <0.50 7.1 <0.50
<br /> PDB 52.5 Q 08/08/12 <0.50 11 <0.50
<br /> PDB 52.5 Q 10/10/12 <0.50 10 <0.50
<br /> PDB 52.5 Q 01/23/13 <0.50 10 <0.50
<br /> PDB 52.5 Q 04/12/13 <0.50 12 <0.50
<br /> PDB 52.5 Q 07/02/13 <0.50 1.8 <0.50
<br /> PDB 52.5 Q 10/11/13 <0.50 1.5 <0.50
<br /> M-47A Purge - NR 01/03/08 <50 2500 <50
<br /> PDB 52.5 NR 02/14/08 <20 1500 <20 1,1-Dichloroethane:24
<br /> PDB 57.5 NR 02/14/08 <20 1500 <20 1,1-Dichloroethane:25
<br /> PDB 52.5 NR 03/12/08 <20 1600 <20
<br /> PDB 52.5 NR 04/28/08 <1.0 170 <1.0 1,1-DCA:12;1,1-DCE:1.8;CF:20
<br /> PDB 52.5 NR 07/22/08 <2.5 380 <2.5 1,1-DCA:37;1,1-DCE:7.0;CF:16
<br /> PDB 52.5 NR 10/17/08 <2.5 200 <2.5 1,1-DCA:24;1,1-DCE:3.8;CF:15
<br /> PDB 52.5 NR 02/09/09 <0.50 14 <0.50 CF:7.9;1,1-DCE:1.1;1,1-DCA:4.8
<br /> - 02/09/09 <0.50 12 <0.50 CF:7.1;1,1-DCE:0.75;1,1-DCA:3.8;Duplicate Sample;
<br /> PDB 52.5 NR 04/30/09 <0.50 8.1 <0.50 CF:14;1,1-DCE:2.1;1,1-DCA:11;
<br /> PDB 52.5 NR 07/29/09 <0.50 6.6 <0.50 CF:19;1,1-DCE:2.2;1,1-DCA:11;
<br /> PDB 52.5 NR 10/26/09 <0.50 4.7 <0.50 CF:17;1,1-DCE:1.7;1,1-DCA:8.3;
<br /> PDB 52.5 NR 01/18/10 <0.50 3.5 <0.50 CF:12;1,1-DCE:1.2;1,1-DCA:5.4
<br /> PDB 52.5 NR 04/12/10 <0.50 2.1 <0.50 CF:16;1,1-DCE:1.2;1,1-DCA:5.4
<br /> PDB 52.5 Q 07/06/10 <0.50 2.7 <0.50 CF:23;1,1-DCE:1.1;1,1-DCA:5.2
<br /> PDB 52.5 Q 10/15/10 <0.50 1.6 <0.50 CF:32;1,1-DCE:1.1;1,1-DCA:5.1
<br /> PDB 52.5 Q 01/07/11 <0.50 2.4 <0.50 CF:30;1,1-DCE:0.97;1,1-DCA:4.4
<br /> PDB 52.5 Q 04/08/11 <0.50 1.7 <0.50 CF:62;1,1-DCE:0.75;1,1-DCA:3.4
<br /> PDB 52.5 Q 07/12/11 <0.50 1.5 <0.50 CF:97;1,1-DCA:2.0
<br /> PDB 52.5 Q 10/24/11 <0.50 1.3 <0.50 CF:94;1,1-DCA:2.6
<br /> PDB 52.5 Q 01/03/12 <0.50 3.4 <0.50 1,1-DCA:4.2; 1,1-DCE:0.58;CF:77;
<br /> PDB 52.5 Q 01/09/12 <0.50 3.6 <0.50 1,1-DCA:4.3; 1,1-DCE:0.59;CF:69;
<br /> PDB 52.5 Q 01/16/12 <0.50 3.8 <0.50 1,1-DCA:4.8; 1,1-DCE:0.68;CF:66;
<br /> PDB 52.5 Q 02/23/12 <0.50 1.6 <0.50 1,1-DCA:7.6; 1,1-DCE:1.0;CF:73;
<br /> PDB 52.5 Q 05/17/12 <0.50 2.1 <0.50 1,1-DCA:5.1; 1,1-DCE:0.62;CF:110;
<br /> PDB 52.5 Q 08/09/12 <0.50 1.5 <0.50 1,1-DCA:5.5; 1,1-DCE:0.75;CF:130;
<br /> PDB 52.5 Q 10/10/12 <0.50 1.3 <0.50 1,1-DCA:5.6; 1,1-DCE:0.60;CF:180;
<br /> - 10/10/12 <0.50 3.8 <0.50 Duplicate Sample;1,1-DCA:4.3;1,1-DCE:0.60;CF:70;
<br /> PDB 52.5 Q 01/23/13 <0.50 1.3 <0.50 1,1-DCA:4.0;CF:250;
<br /> PDB 52.5 Q 04/12/13 <0.50 0.9 <0.50 1,1-DCA:2;CF:380;
<br /> PDB 52.5 Q 07/02/13 <2.5 <2.5 <2.5 CF:460(resulting in elevated MDL
<br /> PDB 52.5 Q 10/11/13 <0.50 0.83 <0.50 1,1-DCA:2.5;CF:360;
<br /> M-48A Purge - NR 01/03/08 <0.50 56 <0.50
<br /> PDB 52.5 NR 02/14/08 <0.50 17 <0.50
<br /> PDB 57.5 NR 02/14/08 <0.50 14 <0.50
<br /> PDB 52.5 NR 03/12/08 <0.50 26 <0.50
<br /> PDB 52.5 NR 04/28/08 <0.50 7.4 <0.50
<br /> PDB 52.5 NR 07/22/08 <0.50 14 <0.50
<br /> PDB 52.5 NR 10/17/08 <0.50 2.6 <0.50 CF:1.1
<br /> - 10/17/08 <0.50 2.5 <0.50 Duplicate Sample;CF:1.1
<br /> PDB 52.5 NR 02/09/09 <0.50 2.5 <0.50
<br /> Page 38 of 115
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