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Table 4: Volatile Organic Compounds,Analytical Results,Municipal Wells and Piezometers <br /> Third Quarter 2010 Site Status Report <br /> Former Nestle USA,Inc.Facility,Ripon,CA <br /> Samplel-ocation Sample Method Sampling Frequency Sample Chloroform cis-1,2- trans-1,2- Trichloroethene Vinyl Chloride Comments/Others <br /> Date Dichloroethene Dichloroethene <br /> USEPA Method 8021 and 524,micrograms per liter(pg/L) <br /> Municipal Wells <br /> MW-3 Purge Q 1/19/10 0.27 1.5 <0.10 0.73 <0.10 <br /> MW-3 Purge Q 4/13/10 0.32 1.3 <0.10 0.65 <0.10 <br /> MW-3 Purge Q(d) 7/29/10 0.24 1.7 <0.10 0.72 <0.10 <br /> MW-4 - - - - - - Decommissioned 7/2009 <br /> MW-5 Purge (d) 1/19/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-5 Purge 4/13/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-5 Purge Q(d) 7/29/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-6 - - - - - - Decommissioned 7/2009 <br /> MW-7 Purge Q 1/19/10 0.3 <0.10 <0.10 <0.10 <0.10 Bromodichloromethane:0.63; <br /> Dibromochloromethane:1.3;Bromofrom:2.5 <br /> MW-7 Purge Q 4/13/10 <0.10 <0.10 <0.10 <0.10 <0.10 Dibromochloromethane:0.17;Bromoform:0.80 <br /> MW-7 Purge Q(d) 7/29/10 <0.10 <0.10 <0.10 <0.10 <0.10 Dibromochloromethane:0.13;Bromoform:0.61 <br /> MW-8 NR(decommissioned) <br /> MW-9 Purge Q NS Not operational. <br /> MW-9 Purge Q(d) 7/29/10 <0.10 2.1 <0.10 1.2 0.22 1,1-DCE:0.10 <br /> MW-9mon Sampling not required. NR <br /> MW-10 Purge Q 1/19/10 <0.10 <0.10 <0.10 <0.10 <0.10 Bromoform:0.61 <br /> MW-10 Purge Q 4/13/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> MW-10 Purge Q(d) 7/29/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> MW-10mon Sampling not required. NR - - - - <br /> MW-11 Purge Q(d) 1/19/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-11 1/19/10 <1.0 <0.50 <0.50 <0.50 <0.50 Duplicate <br /> MW-11 Purge Q(d) 4/13/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-11 Purge Q(d) 7/29/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-12 NS Q - - - - - - Not Operational <br /> MW-13 Purge Q 1/19/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> MW-13 Purge Q 4/13/10 <0.10 <0.10 <0.10 <0.10 <0.10 Sampling frequency A,per 2010 MRP <br /> MW-14 Purge Q(d) 1/19/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> MW-14 Purge Q(d) 4/13/10 <0.10 <0.10 <0.10 <0.10 <0.10 Sampling frequency A,per 2010 MRP <br /> MW-15 NS Q(d) - - - - - - Has never been operational due to poor water <br /> quality. <br /> MW-16 Purge Q(d) 1/19/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-16 Purge Q(d) 4/13/10 <1.0 <0.50 <0.50 <0.50 <0.50 <br /> MW-16 Purge Q(d) 7/29/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> MW-18' Purge Q(d) 1/19/10 <0.10 7.4 <0.10 3.2 <0.10 1.1-DCA:0.1 <br /> MW-18 Purge Q(d) 4/13/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> MW-18 Pure Q d 7/29/10 <0.10 <0.10 <0.10 <0.10 <0.10 <br /> unicipal Piezometers <br /> Sam lin not required at W-1 through W-6 <br /> Notes: <br /> A:Annual sampling <br /> Q: Quarterly sampling <br /> NR:Not Required. <br /> NS:Not Sampled <br /> -:Data Not available or Unknown. <br /> 1,1-DCE:1,1-dichloroethene <br /> (d)Sample if the well is operating during the sampling event. <br /> Prior and subsequent sampling events have indicated that VOCs are non detect in this well;therefore,the results for this sampling event are believed to be anomalous. <br /> Blue text indicates revision per 2010 MRP. <br /> Page 1 of 1 <br />