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Historical Groundwater Elevations and TCE/cis-1,2-DCE/VC Concentrations <br /> 2010 Annual Report <br /> Former Nestle USA Inc. Facility <br /> Ripon, California <br /> Well M-35B <br /> Well ID:M-35B Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> Aquifer: Upper B 100,000 60 <br /> Top Elevation:60.48 <br /> Bottom Elevation:-10.52 <br /> Screen Depth:60-70 <br /> Total Depth:71 10,000 50 <br /> Diameter:2" <br /> Sampling Schad:Q _ <br /> � m <br /> elevations in feet mean sea level C 1,000 40 d <br /> depths in feet below ground surface <br /> J l6 <br /> M <br /> .3. <br /> rn 100 30 R <br /> m <br /> o E <br /> m <br /> 10 20 0 <br /> U <br /> C <br /> O N <br /> v 1 - 10 LL <br /> n n n <br /> 0 0 <br /> Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> —r TCE SCIS o vC —#--Water Elevation <br /> Note: All concentration values that are less than the detection limit have been plotted as one-half of the detection limit. Detection limits are typically 0.5 ppb,but <br /> range from 0.5 to 500 ppb,historically. See Appendix B for specific values. <br /> Well ID:M-35A Well M-35A <br /> Aquifer: Upper A <br /> Top Elevation:60.45 <br /> Bottom Elevation:-61.55 Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> Screen Depth: 115-120 100,000 60 <br /> Total Depth: 122 <br /> Diameter:2" <br /> Sampling Schad:Q <br /> elevations in feet mean sea level 10,000 50 <br /> depths in feet below ground surface Q d <br /> C. <br /> C. _ <br /> 1,000 40 w <br /> c <br /> w d <br /> 100 30 E <br /> d <br /> L 0 <br /> 10 20 <br /> V <br /> ULL <br /> 1 10 <br /> n n n n n n n n n n n n n n n n n n n n <br /> 0 60 <br /> Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> — TCE —CIS vc —Water Elevation <br /> Appendix C <br /> Page 49 of 75 <br />