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F7. . <br /> =1 Soil Suitability&Nitrate Loading Study Page 12 <br /> Munoz Property,Escalon, CA <br />? Project No. 605.1 <br /> I June 18, 2009 <br /> 11 threes toOlati <br /> itrate level a the <br /> Y groundwater surface modestly <br /> f in excess of The two existing systems combined produce a <br /> concentratio the limit, and the new system will increase this <br /> Fewhat hes not how r, consider the dilution that occurs <br /> as newly introduced water mixes w' h�he dee or roundwater. The calculated <br /> g } <br /> groundwater con ons offer "worst case' estimate, which is unlikely to be <br /> representative `-actua ground ater conditions. The measured nitrate <br /> concentration o 1.7 mglL 'n the on- ite water well is a clear demonstration of <br /> F] this fact. <br /> rr <br /> nitra intrgdu e from--the Trent and proposed systems will move <br /> throe h th roundwa r sit flows. As the <br /> g groundwater flows, the somewhat <br /> elevate once radon-of nitrate_at-f�e groundwater surface that results from <br /> f t e on site septic systems will rapidly decrease through dispersion. It is unlikely <br /> l that more than trace concentrations of nitrate attributable to the on site septic <br /> systems will detectable beyond the down gradient limits of the property. <br /> t <br /> F, <br /> i <br /> p .J 2937 Veneman Ave.,#B240 Geo-Phase Environmental Inc. Phone: (209) 569-0293 <br /> Modesto, CA 95356 Fax: (209) 569-0295 <br /> t <br />