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. i <br /> C� <br /> Soil Suitability&Nitrate Loading Study <br /> Munoz Property, Escalon, CA Page 3 <br /> Project No. 605.1 <br /> June 18, 2009 <br /> r <br /> - 3.0 EXISTING AND PROPOSED SEPTIC TANKS <br /> j 3.1 /Existing Septic Systems <br /> i <br /> Two septic sewage systems are currently on the site. These are the residential <br /> systems associated with the permanent residence and the mobile home. Permits <br /> pertaining to these systems were reviewed at the EHD offices <br /> n June 9, 2009. <br /> The following table summarizes the permits found in the records: <br /> Date Ca acit Details <br /> 8/19/1975 NIA Pur ose <br /> 10 p pit.orated line.$5-ft solid line & 40 ft <br /> fInstall new leach lines 1 <br /> F! eri <br /> 7/23/1993 1,500 Gal. Two 80 ft lines <br /> Install new se tic s s <br /> Based on these records, it appears the septic systems have operated consistently <br /> and with few repairs needed. <br /> Fr No permits pertaining to the domestic water well were found in the EHD files. <br /> 3.2 /Septic Systems in the Area <br /> F, An attempt was made to count the number of rural residences from a review of a <br /> 2008 air photo of the area. The' assumption was made that one septic system is <br /> associated with each residence. Using this method, we concluded that at least 9 <br /> F, systems lie within the V/-mile circle surrounding the site and at least 25 systems <br /> are within the 1-mile circle surroundingthe Pms <br /> Appendix A). Property Y Y (see topographic map in <br /> Permits pertaining to the septic systems in the immediate vicinity were <br /> reviewed at the EHD offices on June 9, 2009. The following table summarizes <br /> # the permits found in the recordssee A 1 <br /> ( Appendix F for details): <br /> Street No. Date Ca acit Details <br /> Purpose <br /> 25162 River Rd 8193 1,200 Gal. Two $0 ft lines <br /> 251-32 River Rd 1.1189 1,200 Gal. Two 80-ft lines Install new se tics s <br /> 25149 River Rd 12120 NIA Install new se tics s <br /> none Repair leach field 1 <br /> 25197 River Rd 5191 NIA One 50-ft line <br /> Add leach line <br /> Based on these records, it appears the septic systems in the nearby area have <br /> operated consistently and with few repairs needed. <br /> 3.3 Existing and Proposed Septic System Usage <br /> The proposed new septic system, although intended for a business enterprise, is r <br /> expected to experience minimal use. The proposed store building will be quite <br />� i <br /> 2937 Veneman Ave.,#B240 Geo-Phase Environmental Inc. Phone: (209) 569-0293 <br /> Modesto, CA 95356 <br /> Fax: (209) 569-0295 <br /> f <br />