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March 11,2005 <br /> NOA Project Number: E040150A <br /> 3.6 Septic Repair Permit History in the Vicinity <br /> The following septic system repair permits were found for the vicinity of the Site during file review <br /> at EHD on December 2,2004: <br /> Table 2. <br /> Vicinity Septic System Repair Permit Summary. <br /> Address, Date Tank Lines,Length, Pits Comments <br /> Capacity <br /> Linne Road east of Hwy 33,10- Not reported One line 100 feet Addition of a leach line <br /> 20-66 <br /> Linne Road 2 mi east of Hwy Not reported One line 25 feet one Addition of one leach line and one <br /> 33,6-28-67 sump 4 by 4 by 8 feet pit I �J <br /> deep <br /> Linne Road 2 mi east of Hwy 800 gal Two lines 30 feet, Repair of an old system <br /> 33,7-21-67 <br /> 1777 Linne Road 1200 gal One line 100 feet Repair/addition of a leach line <br /> 1869 Linne Road Not reported Addition of five 25 Repair of system <br /> foot leach lines <br /> The repair permits found during the file review are mostly for the addition or repair of leach lines <br /> and sumps. <br /> 3.7 Expected On-Site Maximum Septic Tank Usage <br /> Maximum expected usage on each proposed parcel would be for a primary residence and second <br /> dwelling unit. Septic system design should be based on the On-Site Wastewater Disposal Standards or 0;' <br /> other engineering recommendations. <br /> 4.0 GROUND WATER INFORMATION <br /> 4.1 Ground Water Depth and Gradient <br /> The San Joaquin County Flood Control and Water Conservation District (1998 and 1999) ground <br /> water depth and elevation maps were reviewed to determine the ground water levels near the Site. <br /> The Fall 1998 and Spring 1999 maps are the most current maps available from the county. <br /> Examination of these maps indicates that no water level data is available for the Tracy/Banta area, <br /> which includes the Site,and no comments as to depth or gradient flow direction can be made. ( � <br /> 4 .,04 <br />