Emergency: All St. Louis County offices are now open to the public.
What to know when visiting a county building
Information on COVID-19, vaccines and testing

Septic Tank

St. Louis County On-Site Wastewater division administers the Subsurface Sewage Treatment System Ordinance 61, along with incorporating by reference minimum standards established by Minnesota statutes and administrative rules of the Minnesota Pollution Control Agency (MPCA).

State of Minnesota
MN MPCA – SSTS Rules and Regulations

St. Louis County
St. Louis County Subsurface Sewage Treatment System Ordinance 61 
Technical Standards

Board of Adjustment (BOA) - Variances