ARCHIVED REPORTS_SITE STATUS REPORT 2018 3RD QUARTER

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Table 3.2 Intermediate Aquifer Monitoring Wells - Groundwater Analytical Results Former Nestle Facility, Ripon, CA Average PDB cis-1,2- Sampling Sampling Sample TCE VC Comments/ Well ID Method (feet bth Frequency(a) Date (pg/L) (DCC (pg/L) Other Constituents E-6 PDB 145.5 Annual 04/05/18 13 38 21 M-5C1 PDB 161.5 Quarterly 01/05/18 15 26 <0.5 PDB 161.5 Quarterly 04/05/18 3.4 3.7 <0.5 PDB 161.5 Quarterly 07/02/18 2.3 2.8 <.05 M-5C2 PDB 182.5 Semi-Annual 04/05/18 9.1 12 <0.5 M-6C1 PDB 131.5 Semi-Annual 04/09/18 69 25 <0.5 M-6C2 PDB 179.5 Semi-Annual 04/09/18 16 46 15 M-8C1 PDB 159.5 Annual 04/05/18 4.2 11 3.2 M-10C1 PDB 164.5 Quarterly 01/04/18 93 13 <0.5 PDB 164.5 Quarterly 04/09/18 99 14 <0.5 PDB 164.5 Quarterly 07/02/18 100 13 <0.5 M-11C1 PDB 164.5 Annual 04/13/18 0.55 1.6 <0.5 M-1 3A PDB 127.5 Semi-Annual 04/09/18 14 24 <0.5 M-16A PDB 125.5 Annual 04/05/18 <0.5 <0.5 <0.5 M-16C1 PDB 165.5 Annual 04/05/18 <0.5 <0.5 <0.5 (DUP) PDB 165.5 Annual 04/05/18 <0.5 <0.5 <0.5 M-17C1 PDB 125.5 Annual 04/10/18 1 1.6 <0.5 M-18C1 PDB 141.5 Annual 04/10/18 25 50 <0.5 M-20C1 PDB 147.5 Annual 04/12/18 2.6 4.5 4.6 M-21C1 PDB 132.5 Quarterly 01/04/18 3.6 8.7 <0.5 PDB 132.5 Quarterly 04/12/18 3.2 7.2 <0.5 PDB 132.5 Quarterly 07/03/18 <0.5 <0.5 <0.5 M-24C1 PDB 136.5 Annual 04/10/18 20 58 <0.5 M-25C1 PDB 150.5 Annual 04/09/18 28 57 <0.5 1,1-DCE: 0.58 M-25C2 PDB 183.5 Annual 04/09/18 21 32 <0.5 M-26C2 PDB 187.5 Semi-Annual 04/13/18 <0.5 <0.5 <0.5 M-27C PDB 139.5 Quarterly 01/04/18 <0.5 <0.5 <0.5 PDB 139.5 Quarterly 04/10/18 <0.5 <0.5 <0.5 PDB 139.5 Quarterly 07/02/18 <0.5 <0.5 <0.5 M-28A/C PDB 129.5 Quarterly 01/04/18 11 23 <0.5 PDB 129.5 Quarterly 04/10/18 10 23 <0.5 PDB 129.5 Quarterly 07/03/18 9.9 20 <0.5 Third Quarter 2018 Site Status Report ECM Consultants Nestle USA, Inc. Page 16 of 23 11/12/2018