Regular maintenance is vital for a properly functioning septic system! Call for an appointment at 1-800-91SEPTIC. LINKS septicguy.com Federal regulations, Environmental ProtectionAgency Website: University of Minnesota Water Resources Center The Onsite Sewage Treatment Program at the University of Minnesota is dedicated to protecting public health and the environment through proper onsite wastewater treatment. City of Trinidad Onsite Wastewater Treatment System (OWTS) Management Program Site © Steve's Septic Service, LLC, 2005. Portions of content © University of Minnesota Extension Service, 1997, 2004, 2005. Used with permission. Content from this site may note be reused without permission.