ARCHIVED REPORTS_SITE STATUS REPORT 2015 2ND QUARTER

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Table 3.2: Volatile Organic Compounds in Intermediate Aquifer Wells Second Quarter 2015 Site Status Report Former Nestle USA, Inc. Facility, Ripon, CA Sample Average PDB MRP/ Sample Well ID Method Depth (feet bgs) Sampling Date cis-1,2-DCE TCE VC Comments/Others* Frequency USEPA Method 8260B, micrograms per liter(p /L trans-1,2-DCE: 1.0; CH4: M-20C1 PDB 147.5 Annual 04/20/15 29.9 14.3 31.2 0.0011; MN: 0.039; NO3: 2.4; SO4: 88; M-21 C1 PDB 132.5 Quarterly 01/08/15 9.3 3.5 <0.50 M-21C1 PDB 132.5 Quarter) 04/28/15 9.3 3.9 <0.50 NO3: 2.4; SO4: 15; M-23C1 PDB 128.3 Biennial 04/03/15 <0.50 <0.50 <0.50 M-24C1 PDB 136.5 Annual 04/16/15 59.9 22.1 <0.20 NO3: 0.48-1 SO4: 9.9_1 M-25C1 PDB 150.5 Annual 04/13/15 42.6 32.6 <0.20 1,1-DCE: 0.63; NO3: 2.1-1 SO4: 43; M-25C2 PDB 183.5 Annual 04/13/15 62.3 31.3 <0.20 1,1-DCE: 0.59; NO3: 1.5; SO4: 17; S2: 0.066; IM-26C2 PDB 187.5 Semi-Annual 04/13/15 <0.50 <0.50 <0.50 NO3: 1.1; SO4: 160; M-27A/C PDB 139.5 Quarterly 01/09/15 <0.50 <0.50 <0.50 M-27A/C PDB 139.5 Quarterly 04/08/15 <0.50 <0.50 <0.50 NO3: 6.8; SO4: 38; S2: 0.053; M-28A/C PDB 129.5 Quarterly 01/09/15 4.1 2.6 <0.50 M-28A/C PDB 129.5 Quarterly 06/09/15 3.6 2.3 <0.50 CH4: 0.053; NO3: 7.7; SO4: 51 M-28C1 PDB 155.5 Quarterly 01/09/15 16 8.7 <0.50 M-28C1 PDB 155.5 Quarterly 04/17/15 20.0 9.8 <0.50 NO3: 18; SO4: 52; Fe: 1.7 IM-29C1 PDB 162.5 Annual 04/03/15 <0.50 <0.50 <0.50 M-29C2 PDB 183.5 Annual 04/03/15 <0.50 <0.50 <0.50 M-30C1 PDB 127.5 Quarterly 01/09/15 99 33 100 1,1-DCE: 1.3-1 trans-1,2-DCE: 2.0; 1,1-DCE: 1.4; trans-1,2- M-30C1 PDB 127.5 Quarterly 04/14/15 91.0 40.7 92.7 DCE: 2.1; CH4: 0.011; SO4: 13, M-30C2 PDB 152.5 Semi-Annual 04/14/15 1.4 <0.50 <0.50 CH4: 0.0SO4: 17;13; MN: 0.40; IM-31C1 PDB 122.5 Quarterly 01/09/15 160 34 19 1,1-DCE: 1.2; trans-1,2- M-31C1 PDB 122.5 Quarterly 04/15/15 195 52.9 29.4 DCE: 1.7; CH4: 0.0053; MN: 0.038; SO4: 16; Page 2 of 3