Septic tanks can get messy, and if they are not correctly maintained they can leak and cause major damage to your property. Northern Sanitation CO. has provided year round services for clients in Orillia for over 50 years, so you can rest assured that your septic systems are functioning properly. Our service include septic installation and repair, holding tank cleaning, contaminated fill haulage, catch basin cleaning using dump trucks and mini excavators. Call today to schedule an appointment with our experienced septic technicians. more... See more text