The Onsite Sewage Treatment Program (OSTP) protects public health and the environment by improving wastewater treatment through research-based workshops, as well as outreach to homeowners, small communities, professionals and policy-makers. Since 1973 OSTP has been educating professionals and the public in safe, cost-effective and environmentally sound wastewater treatment practices. This program is part of the Water Resources Center.
Resources for SSTS professionals
Resources for homeowners
News
SepticSmart Week 2025
May 9, 2025The University of Minnesota Onsite Sewage Treatment Program (OSTP) will offer a free training opportunity on ‘Being Septic Smart’ in September to celebrate SepticSmart Week (September 15-19, 2025).
Heger speaks at public hearing on wastewater project
December 6, 2024OSTP researcher and instructor, Sara Heger, was recently invited to speak at a public hearing about a wastewater project around Lake Bemidji, Northern Township.
Remembering the Original Septic System Answer Man, Roger Machmeier
July 16, 2024Roger E. Machmeier, Ph.D., passed away July 6 at his home in Lindstrom, Minnesota.