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. December 16,2002 <br /> Job Number-L•G02-213 <br /> Page 12 <br /> 1) An engineered:septic system such as an Orenco recirculating sand filter-s stein or <br /> Microseptec treatment system or other.an equivalent system could provide . <br /> adequate nitrate removal! The Orenco and Microseptic systems are utilized in. <br /> California and.San Joaquin County. The SJC PHS/EHD is familiar with their <br /> design'and performance: .An effluent level of about 10m L-N or less for nitrate <br /> should be the performance goal. <br /> 2) The engineered septic system should be designed for the peak daily,flow from <br /> 375 people which is estilxiated to bccur•on Sunday. If aki'tchen,is used, 10 <br /> gallons per person should be assigned (3,750 gpd).`If na kitchen is used,'5 <br /> gallons_ per person should be assigned(1,875 gpd). Our office-can provide these <br /> design services for the engineered septic system. <br /> 3), Follow San Joaquin County Public Health Services Environmental Health <br /> ' Division Sewage Standards where applicable: <br /> IX. LIMITATIONS <br /> ,The conclusions of this report are based on the information provided regarding the <br /> existing and'proposed development- the use ofthe subject property, and the site`conditions as` <br /> ' the existed at the time we excavated our test holes erformed'th <br /> - y , p e percolation tests; and ground <br /> water conditions.". It was assumed that the test holes,`percolation test, and ground water <br />' conditions are representative of the subsurface conditions in,the general area. <br /> 455 OL <br />