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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-34D <br /> Well ID: M-34D <br /> Aquifer: Lower D <br /> Top Elevation:61.60 Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> Bottom Elevation:-174.4 100,000 60 <br /> Screen Depth:224-234 <br /> Total Depth:236 <br /> Diameter:2" <br /> Sampling Sched:Q 10,000 50 <br /> elevations in feet mean sea level C > <br /> depths in feet below ground surface C y <br /> 1,000 40 <br /> iT N <br /> C <br /> N � <br /> c 100 30 E <br /> am <br /> o <br /> 10 20 <br /> 0 o 0 0 0 0 0 0 0 <br /> U g o o A A A A A A A d 1i <br /> 1 d L / 10 <br /> 0 0 0 n n n n n Q Q n d o 0 0 0 0 0 0 0 <br /> 0 1 0 <br /> Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> ^_ 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 <br /> ppb,but range from 0.5 to 500 ppb,historically. See Appendix B for specific values. <br /> Well M-34D1 <br /> Well ID: M-34D1 Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> Aquifer: Lower 100,000 60 <br /> Top Elevation:61.40 <br /> Bottom Elevation:-279.6 <br /> Screen Depth:326-336 <br /> Total Depth:341 10,000 50 <br /> Diameter:2" Q —y <br /> Sampling Sched:Q a > <br /> elevations in feet mean sea level J 1,000 40 R <br /> m <br /> depths in feet below ground surface � ■ us <br /> N � <br /> c 100 30 E <br /> am <br /> o <br /> ami 10 20 <br /> c m <br /> o m <br /> U 1 10 LL <br /> 0 0 <br /> Jan-06 Jan-07 Jan-08 Jan-09 Jan-10 Jan-11 <br /> r, TCE CIS VC Water Elevation <br /> Appendix C <br /> Page 48 of 75 <br />