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Table 9.2: Volatile Organic Compounds, Analytical Results, Private Wellhead Treatment Systems <br /> 2010 Annual Report <br /> Former Nestle USA, Inc. Facility <br /> Ripon, CA <br /> Sampling Sampling Sample cis 1,2- trans 1,2- Nitrate <br /> Well Name/Location Method Frequency Date Chloroform Dichloroethene Dichloroethene Trichloroethene Vinyl Chloride (mg/L) Comments/Others <br /> USEPA Method 8021 and 524,micrograms per liter(Ng/L) <br /> Private Well Treatment System,802 Vera Avenue** VU <br /> Influent(802 Vera Inf) Grab Bimonthly 9/27/10 <0.1 12 <0.10 5.5 <0.10 2.5 <br /> Arsenic 0.007;Barium 0.12; <br /> Boron:0.1;Copper:0.0027;Lead: <br /> 0.076;Magnesium 14; <br /> Grab 9/27/10 NR NR NR NR NR NR Manganese:0.0041;Mercury <br /> 0.0000072;Potassium 5.6; <br /> Sodium 81;Vanadium 0.036;(All <br /> units in mg/L). <br /> Grab Monthly 10/5/10 <0.1 10 <0.10 3.4 <0.10 2.9 <br /> Grab Monthly 11/9/10 <0.1 7.9 <0.10 2.6 <0.10 2.9 <br /> Grab Monthly 12/7/10 <0.10 6.3 <0.10 2.2 <0.10 2,9 <br /> Mid Point(802 Vera Mid) Grab Bimonthly 9/27/10 <0.10 <0.10 <0.10 <0.10 <0.10 2.0 <br /> Grab Bimonthly 10/5/10 <0.10 <0.10 <0.10 <0.10 <0.10 2.5 <br /> Grab Bimonthly 10/19/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Grab Bimonthly 11/9/10 <0.10 <0.10 <0.10 <0.10 <0.10 1.2 <br /> Grab Bimonthly 11/23/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Grab Bimonthly 12/7/10 <0.10 <0.10 <0.10 <0.10 <0.10 1.5 <br /> Grab Bimonthly 12/21/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Effluent(802 Vera Eff) Grab Bimonthly 9/27/10 <0.10 <0.10 <0.10 <0.10 <0.10 1.7 <br /> Grab Bimonthly 10/5/10 <0.10 <0.10 <0.10 <0.10 <0.10 2.2 <br /> Grab Bimonthly 10/19/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Grab Bimonthly 11/9/10 <0.10 <0.10 <0.10 <0.10 <0.10 <0.23 <br /> Grab Bimonthly 11/23/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Grab Bimonthly 12/7/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Grab Bimonthly 12/21/10 <0.10 <0.10 <0.10 <0.10 <0.10 NR <br /> Notes: <br /> NS:Not Sampled <br /> NR:Not Required <br /> :Data Not available or Unknown. <br /> *A new well was installed at 5725 Hall Road and connected to the treatment system in April 2009. <br /> **A wellhead treatment system was installed at 802 Vera Avenue in September 2010. <br /> mg/L=milligrams per liter <br /> Page 5 of 5 <br />