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Appendix C-Historical Groundwater Elevations and TCE/cis-1,2-DCENC Concentrations <br /> 2013 Annual Report <br /> Former Nestle USA,Inc.Facility <br /> Ripon,California <br /> Well M-23C1 <br /> Well ID:M-23C1 <br /> Aquifer: Intermediate C <br /> Top Elevation:63.85 100,000 60 <br /> Bottom Elevation:-67.75 <br /> Screen Depth:110.8-130.8 <br /> Total Depth:131.6 <br /> Diameter:4" 10,000 50 <br /> Sampling Schad:A ^ <br /> i <br /> elevations in feet mean sea level Q- N <br /> Q <br /> depths in feet below ground surtace J 1.000 40 m <br /> m <br /> � N <br /> 16 <br /> 0 100 30 E <br /> - m <br /> m 0 <br /> o <br /> n <br /> (D 10 °0 20 a <br /> r o o d <br /> U p I li <br /> 1 ° 10 <br /> 0 0 <br /> Jan-91 Jan-93 Jan-95 Jan-97 Jan-99 Jan-01 Jan-03 Jan-05 Jan-07 Jan-09 Jan-11 Jan-13 <br /> --TCE ­CIS —VC —Wafer B.-fim <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 <br /> 0.5 ppb,but range from 0.5 to 500 ppb,historically. See Appendix B for specific values. <br /> Well ID:M-23D Well M-23D <br /> Aquifer:Lower D <br /> Top Elevation:63.85 <br /> Bottom Elevation:-168.15 100,000 60 <br /> Screen Depth:221.2-231.2 <br /> Total Depth:232 <br /> Diameter:4" <br /> Sampling Schad:A 10.000 50 <br /> elevations in feet mean sea level <br /> depths in feet below ground surtace Q N <br /> 1,000 40 m <br /> � N <br /> S C <br /> 0 100 0 30 E <br /> - m <br /> a 0 <br /> 0 <br /> 10 20 :° <br /> c d <br /> 0 <br /> U li <br /> 1 ❑ 10 <br /> 0 <br /> m❑❑o ooa ❑❑❑❑❑❑❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ ❑ <br /> 0 0 <br /> Jan-91 Jan-93 Jan-95 Jan-97 Jan-99 Jan-01 Jan-03 Jan-05 Jan-07 Jan-09 Jan-11 Jan-13 <br /> —rTCE o CIS - VC +Water B.-fim <br />