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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-12A <br /> Well ID:M-1 2A <br /> Aquifer: Upper A/B <br /> Top Elevation:65.92 100,000 60 <br /> Bottom Elevation:-45.08 <br /> Screen Depth:89-109 <br /> Total Depth: 111 <br /> Diameter:6' 10,000 50 <br /> Sampling Schad:A _ <br /> m <br /> elevations in feet mean sea level Q > <br /> depths in feet below ground surface Q- ,��'�y,.� <br /> 1,000 r i^ 40 cc <br /> d <br /> � fA <br /> C <br /> N <br /> U) <br /> 100 " "" " 30 d <br /> " n E <br /> o <br /> d <br /> o ! <br /> u 10 0 00 ° A A n 20 `p <br /> G ° o o A ° n 0 d <br /> 0 o 0 li <br /> 1 ° ° a 4 °4=01 10 <br /> ¢b0a00003000 0 0 0 n a 0 0 0 0 0 0 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 /> n TCE o CIS � VC �Wa[er 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 <br /> ppb,but range from 0.5 to 500 ppb,historically. See Appendix B for specific values. <br />