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•..s � J r "tg r� �'rte � - <br /> k-M <br /> .,TE,,SSnBMEHT Mp MnNG WELL <br /> .�--. 1NVOILLATM RE5ULM Nor <br /> j - <br /> 420 W,Kettteman,Wdf,Czhtoma <br /> 2.2 Munici al Water Weil information <br /> Municipal Water Well Number 12 (MW#12) is located alonger the southwest property line <br /> esources <br /> f the Shell Service Station. Through Departmentf Wat artrnentR he follotivilzg status was <br /> le review and <br /> ° of Lodi's Public Wo P <br /> discussions with the City on-operational since 1988,the last wate! pumping level <br /> ascertained: the well has been non-op <br /> was recorded at 77 feet bg, the well is projected to be operational vrcnin three years. <br /> 3.0 PROJECT RESULTS <br /> 311 Subsurface Conditions MW-1 through MW-3,were <br /> On 3 and 4 October 1990,three 10-incl diameter soil he wells are located in a triangular und <br /> drilled under the supervision of Aegis per a line to assist in determining the g <br /> fashion along the perimeter of the site's p p rty <br /> chart Figure 3). The subsurface sails andalluvial dmandl sand with small <br /> water flow dire { <br /> during the drilling included interbedded silt, sandy silt, silty Appendix 13. The three soil <br /> silt lenses as depicted.on on the soil boring logs in <br /> clayey ound water monitoring wells according to the methods <br /> borings were then converted to g: <br /> ed in Appendix A. The well construction details are located in Appendix C. <br /> outlined p <br /> 3.2 Results of Va or Screertin Odor Observations with a P1D. The PID <br /> he <br /> Soil samples collected from h sborioil bnog ng logs (Appe l x ere screened in tl3) field Organic vapor readings <br /> - readings are <br /> recorded to 20 ppm• <br /> ranged from zero pp <br /> _. ns made during drilling and on the <br /> sample collection are e d illingofthe soil <br /> Odor observaUo <br /> soil boring logs. Hydrocarbon odors were not noticeable during <br /> borings. <br /> 3.3 Soil Anal fcal Results Were sent under chain-of- <br /> A total of six soil samples, collected from the three borin9sCalifornia, for analysis of <br /> custody to NET Pacific, <br /> Inc' (NET) of Santa Rosa, 5030; b} BTEX by EPA <br /> PHV as gasoline by method GC FID/ <br /> concentrations of: a) EPA Method 8240; and d)organic lead by 0 the <br /> Method 8020;c) ethylene dibromi b soil samples were composited into one from the <br /> LUFr method. A total of flour point <br /> i - 4 - <br />