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

Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.

Healthy land and soil is essential for thriving Minnesota communities. It drives economic development and opportunity, improves our health, and contributes to clean water for drinking and recreation…

To obtain coverage under this permit, the owner(s) must document compliance with the criteria for coverage under this general permit, prior to disposal of the uncontaminated concrete.

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

Projects will reduce the amount of waste entering landfills, benefiting the environment and local economies.

Solid waste facilities may close or terminate their permit depending on the solid waste activities occurring at the site.

MPCA’s work on the climate-smart food systems grant from the EPA is ongoing amid strong interest

The chemical 1,4-dioxane, a likely carcinogen, was found in private wells near Bunker Lake Blvd. and Crosstown Blvd.

The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.

MPCA plans to amend its 20-year old rules governing land treatment of petroleum-contaminated soil.

The MPCA is working with the city of Minneapolis to identify sources of air pollution in North Minneapolis and find strategies to reduce emissions.

Information about a variety of initiatives in Minnesota related to PFAS pollution.

Volunteer-collected data are regularly used in decision-making and conservation efforts. Find a program that excites you and join in.

Resources and best management practices to help protect water quality on construction sites.

The Bois de Sioux River Watershed covers 718,685 acres, and includes the drainage basins of Lake Traverse and the Bois de Sioux River.

The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.

Surface water assessment grants (SWAG) provide local organizations and citizen volunteers with funds to complete the monitoring needed to meet assessment requirements on Minnesota lakes and streams. Assessment is usually the first step in protecting or restoring surface waters.

This Winnebago River consists of a stream and lake system in southern Minnesota that flows into Iowa. The water resources here face several water quality challenges, including high nutrient and bacteria levels.

Heavy metals are an ill-defined group of inorganic chemical hazards that include lead, chromium, arsenic, and cadmium. They may leach into soil and water from industrial sites, mines or…