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10 <br />Septic System Results <br /> Septic System Status <br /> 4% <br /> n ~ ° <br />22% ~ yj~s 27/0 <br /> <br />®Malfunctioning <br /> ~ } ~ ^ Compliant <br /> ;_~ , <br /> ^Non-Compliant <br /> O Needs Maintenance <br /> 47% <br /> <br />Septic Failure Rates <br />^ 10.9% 1982 Orange County study of <br />1333 systems <br />^ 10% 2005 Wake County Study of <br />systems 5 to 23 years old <br />^ 4% Orange County WTMP <br />inspections systems <8 years old <br />^ 10% Orange County WTMP <br />inspections systems >8 years old <br />s <br />