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Table 3.2: Volatile Organic Compounds, Analytical Results, Intermediate Aquifer Wells <br /> First Quarter 2011 Site Status Report <br /> Former Nestle USA, Inc. Facility, Ripon, CA <br /> Sample Average PDB MRP Actual Sample cis-1,2- trans-1,2- Trichloro- Vinyl Comments/ <br /> Location Sample Method Depth (ft, bgs) Sampling Sampling Date Chloroform Dichloroethene Dichloroethene ethene Chloride Others <br /> Frequency Frequency <br /> USEPA Method 8260B and 524, micrograms per liter(pg/L) <br /> Intermediate Aquifer <br /> E-6 PDB - Semi-Annual Semi-Annual - - - - - - <br /> M-5C1 Purg Quarterly uarterly 01/07/11 <1 <0.5 <0.5 0.5 <0.5 <br /> M-5C2 PDB 182.5 Semi-Annual Semi-Annual - - - - - - <br /> M-6C1 PDB 131.5 Semi-Annual Semi-Annual - - - - - - <br /> M-6C2 PDB 179.5 Semi-Annual Semi-Annual - - - - - - <br /> M-8C1 PDB 159.5 Semi-Annual Semi-Annual - - - - - - <br /> M-10C1 PDB 164.5 uarterlylW Quarterly 1/11/11 <1 <0.5 <0.5 5.6 <0.5 am <br /> M-11 C1 PDB 164.5 Annual Annual - - - - - - <br /> M-1 3A PDB 127.5 Semi-Annual Semi-Annual - - - - - - <br /> M-16A PDB 125.5 Biennial Biennial - - - - - - <br /> M-16C1 PDB 165.5 Annual Annual - - - - - - <br /> M-17C1 PDB 125.5 Annual Annual - - - - - - <br /> M-18C1 PDB 141.5 Annual Annual - - - - - - <br /> M-19C1 PDB 149.5 Annual Annual - - - - - - <br /> M-20C1 PDB 147.5 Annual Annual - - - - - - <br /> rMM ua eryua ery 01/11/11 <br /> M-23C1 PDB 128.3 Annual Annual - - - - - - <br /> M-24C1 PDB 136.5 Annual Annual - - - - - - <br /> M-25C1 PDB 150.5 Annual Annual - - - - - - <br /> M-25C2 PDB 183.5 Annual Annual - - - - - - <br /> M-26C2 PDB 187.5 Quarterly Quarterly 9qr 9W 110 <br /> M-27C PDB 134.5 Quarterly Quarterly 01/11/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-28C Purge - Quarterly Quarterly 01/07/11 <1 0.57 <0.5 <0.5 <0.5 <br /> M-28C1 Purge - Quarterly Quarterly 01/07/11 <1 1.7 <0.5 0.95 <0.5 <br /> M-29C1 Purge - Annual Annual - - - - - - <br /> M-29C2 Purge - Annual Annual - - - - - - <br /> M-30C1 DB 127.5 Quarterly Quarterly 01/06/11 <1 98 2.1 38 120 1,1-DCE: 1.6 <br /> M-30C2 PDB 152.5 Quarterly Quarterly 01/06/11 <1 1.5 <0.5 0.65 0.75 <br /> M-31 C1 PDB 122.5 Quarterly Quarterly 01/06/11 <5 220 <2.5 43 42 <br /> M-31 C1 Duplicate 01/06/11 <5 230 <2.5 47 49 <br /> M-32C PDB 135.5 Quarterly Quarterly 01/06/11 <1 17 <0.5 6.8 <0.5 <br /> M-34C PDB 137.5 Quarterly Quarterly 01/06/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-36C PDB 136.5 Quarterly Quarterly 01/06/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-36C Duplicate 01/06/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-38C PDB 135.5 Quarterly Quarterly 01/06/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-39C PDB 156.5 Quarterly Quarterly 01/11/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-41C PDB 133.5 Quarterly Quarterly 01/06/11 <1 30 <0.5 9.4 <0.5 <br /> M-44C PDB 135.5 Quarterly Quarterly 01/11/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-45C PDB 130.5 Quarterly Quarterly 01/11/11 <1 <0.5 <0.5 <0.5 <0.5 <br /> M-54C i PDB 1 172.5 1 Not Listed I Quarterly 1 01/06/11 1 <1 99 i 2.7 1 41 1 97 1,1-DCE: 1.8 <br /> Notes: <br /> = Current quarter NR: Sampling Not Required <br /> Biennial = Sampled in odd-numbered years NS: Not Sampled <br /> 1,1-DCE = 1,1-dichloroethene - : Data Not Available or Unknown PDB = passive diffusion bag <br /> Page 1 of 1 <br />