On-Site Wastewater (Septic Systems)


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The On-Site Wastewater (OSW) Division is drafting proposed Ordinance 61 amendments and technical standards that can be found through the links below. Additionally, the division will be hosting two open house public meetings to solicit input. Meeting information can be found on the GovDelivery Newsletters tab.

If you have questions or comments regarding the draft Ordinance 61 amendments or the two open house meetings, please reach out to the OSW Division by email or phone. 

  1. Notice of Public Hearing for March 9, 2023
  2. SSTS Ordinance 61 - Redline Draft
  3. Technical Standards - Redline Draft
  4. January 13 GovDelivery Newsletter - Open House Information


The On-Site Wastewater Division is responsible for the administration and coordination of on-site wastewater treatment systems throughout St. Louis County. The division regulates the St. Louis County 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). These regulations are intended to serve the best interests of the County's citizens by protecting their health, safety, general welfare and natural resources.

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    1. Online Permitting is here! Click here to apply for a septic permit online.
    2. Septic Records Online: Click Here
    3. Free Subscription service about septic news: Click Here

For further information, email us at: oswinfo@stlouiscountymn.gov