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Appendix C-Historical Groundwater Elevations and TCE/cis-1,2-DCE/VC Concentrations <br /> 2013 Annual Report <br /> Former Nestle USA, Inc. Facility <br /> Ripon, California <br /> Well M-19C1 <br /> Well ID:M-19C1 <br /> Aquifer: Intermediate C <br /> Top Elevation:68.61 100,000 60 <br /> Bottom Elevation:-88.39 <br /> Screen Depth: 137-157 <br /> Total Depth: 157 10,000 50 <br /> Diameter:5" <br /> Sampling Schad:A y <br /> om> <br /> o <br /> elevations in feet mean sea level 1,000 40 R <br /> depths in feet below ground surfaceJ y <br /> � N <br /> C 100 30 E <br /> 0 <br /> m <br /> io > <br /> 0 <br /> 10 20 <br /> U D <br /> c y <br /> o4, <br /> v 1 0 n 10 <br /> 0 <br /> 0000c11;c11c13,00 0 C ., 0 000000 00000 00 0 0 0 <br /> 0 0 <br /> Jan-89 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 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, <br /> but range from 0.5 to 500 ppb,historically. See Appendix B for specific values. <br />