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MPCA rules govern how septic systems are designed, installed, and managed.

All distribution media products must be registered with the MPCA.

Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.

This page provides assistance for local units of government with development and implementation of their SSTS program.

Financial assistance for SSTS work is targeted to units of local government.

Financing is available for public entities in Minnesota to expand or improve stormwater infrastructure.

Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.

In Minnesota, certain tasks in the design, installation, repair, maintenance, operation, or inspection of septic systems can only be done by certified individuals. Find out what training, experience, and exams are required to fulfill the requirements for certification.

Frequently asked questions about SSTS certification and licensing.

Information for cannabis growers and processors to understand environmental regulations and permits that may apply to their businesses.

SSTS inspections determine if the design and installation meet code requirements and whether the system is functioning properly to protect public health and groundwater.

Septic tank installation fees and system abandonment

Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.

Licensing and certification requirements for SSTS businesses and professionals.

We offer various levels of training on a variety of topics including salt application, wastewater operator training and hazardous waste.

Septic system owners are responsible for system maintenance. Properly maintaining a septic system will extend its life.

Areas and communities with SSTS concerns have wastewater treatment methods that are not adequate to protect public health or the environment. Hundreds of small communities around the state have inadequate wastewater systems.

Local governments with SSTS programs submit information to the MPCA each year on SSTS permitting and compliance trends for the previous calendar year. The information helps the agency with long-range planning efforts.

MPCA completed 100 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the first half of 2024

The Minnesota Pollution Control Agency is planning amendments to rules governing water quality fees (Minn. R. ch. 7002 and 7083).