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Table 9.1: Volatile Organic Compounds, Analytical Results, Industrial and Stockton Avenue 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- <br /> Well Name/Location Method Frequency Date Chloroform Dichloroethene Dichloroethene Trichloroethene Vinyl Chloride Comments/Others <br /> USEPA Method 8021 and 524,micrograms per liter(ug/L) <br /> Nestle Extraction System(Stockton Avenue <br /> E-2 Grab Q See Table 3.1 for individual well data <br /> E-6 Grab Q See Table 3.2 for individual well data <br /> Influent E2&E61NF Grab Monthly 1/7/10 <1 30 <0.5 17 9.1 TDS:740 <br /> Influent(E2&E61NF) Grab Monthly 2/2/10 <1 25 <0.5 15 6.5 TDS:770 <br /> Influent E2&E61NF Grab Monthly 3/12/10 <1 20 <0.5 13 7.1 TDS:750 <br /> Influent(E2&E61NF) Grab Monthly 4/8/10 <1 25 <0.5 16 5.7 TDS:790 <br /> Influent E2&E61NF Grab Quarter) 9/21/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Mid Point(E2&E6MID)(e) - - - - - <br /> Effluent E2&E6EFF Grab Bimonthly 1/7/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Bimonthly 1/19/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent E2&E6EFF Grab Bimonthly 2/2/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Arsenic:0.0047;Barium:0.21;Boron:0.18; <br /> Calcium Carbonate:400;Chloride:150; <br /> Effluent(E2&E6EFF) Grab Q 2/2/10 - - - - - Chromium(Hexavalent):0.0014;Magnesium: <br /> 30;Mercury:0.0000461;Nitrate:3.8; <br /> Potassium:7.9;Sodium:110;Total Dissolved <br /> Solids:750;Vanadium:0.034(all in mg/L) <br /> Effluent E2&E6EFF Grab Bimonthly 2/16/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Bimonthly 3/12/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent E2&E6EFF Grab Bimonthly 3/23/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Bimonthly 4/8/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Bimonthly 4/20/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Monthly 5/4/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Monthly 6/8/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Monthly 7/6/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Monthly 8/12/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Effluent(E2&E6EFF) Grab Monthly 9/8/10 <1 <0.5 <0.5 <0.5 <0.5 <br /> Notes: <br /> M:Monthly sampling <br /> Q: Quarterly sampling <br /> NS:Not Sampled <br /> NR:Sampling Not required <br /> (d)Sample if it becomes operational. <br /> (e)Stockton Avenue midpoint sample(E2&E6MID)no longer collected following removal of GAC filtration from system. <br /> -:Data Not available or Unknown. <br /> pg/L=micrograms per liter <br /> mg/L=milligrams per liter <br /> H:Sample analysis performed past method-specified holding time. <br /> VOC constituent results are reported in pg/L. TDS results are reported in mg/L. <br /> *Stockton Avenue system was shutdown with RWQCB approval on 10/1/2010. <br /> Page 2 of 2 <br />