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Appendix C - Historical Groundwater Elevations and TCE/cis-1,2-DCE/VC Concentrations <br /> 2013 Annual Report <br /> Former Nestl6 USA Inc. Facility <br /> Ripon, California <br /> Well M-04B <br /> Well ID: M-04B <br /> Aquifer: Upper B <br /> Top Elevation:68.71 <br /> Bottom Elevation:27.71 100,000 60 <br /> Screen Depth:21-41 <br /> Total Depth:41 <br /> Diameter:2" <br /> Sampling Sched:A 10,000 50 <br /> elevations in feet mean sea level ; <br /> depths in feet below ground surface rL y <br /> 2 — <br /> _ 1,000 40 <br /> � N <br /> S C <br /> c 100 30 E <br /> aD <br /> o <br /> 10 ° 20 <br /> 0 <br /> LL <br /> 1 ° o ° ° 10 <br /> ° <br /> 0 0 0 000 0 O= 0 0 OD 0 0 0 0 0 0 0 0 0 0 0 0 <br /> 0 0 <br /> Jan-87 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 /> A 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 <br /> 0.5 ppb,but range from 0.5 to 500 ppb, historically. See Appendix B for specific values. <br />