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Minnesota is a national leader in keeping mercury out of the environment.

The Rapid River watershed covers 573,060 acres in northern Minnesota. Over 79% of the land in the watershed is owned or managed by state entities.

Clean Water Fund dollars come from the Clean Water, Land and Legacy Amendment that Minnesotans approved in 2008.

Find sustainable products for your business with these helpful certification and labeling systems.

Guidance and recommendations for local officials dealing with public health issues related to blue-green algae.

A training and certification program for evaluating aquatic life in Minnesota’s rivers and streams.

Per- and polyfluoroalkyl substances (PFAS) are a group of thousands of human-made chemicals that do not break down over time. PFAS are sometimes called “forever chemicals” due to their extreme…

This webpage will not only address potential noncompliance issues for air permittees, but it will help inspectors get all of the necessary information to facilities with one link.

BMPs required to manage the slurry to comply with Minnesota statute and agency rules to protect water quality.

Nitrogen, like phosphorus, is a nutrient that pollutes in state waters, and its concentration in many rivers has been increasing from historic natural levels over time due to human influences.…

Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.

Stakeholders affected by the Minnesota Electronics Recycling Act must be registered with the MPCA.

The MPCA completed 75 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2024.

The MPCA closed 118 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2023.

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