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The MPCA provides assistance and training for program managers and operators of household hazardous waste (HHW) facilities to ensure compliance with environmental and worker protection laws and regulations.

This feature summarizes findings from four WRAPS reports in 2024: Root River, Mississippi River-St. Cloud, Pomme de Terre River, and Mississippi River-Lake Pepin Tributaries.

One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.

The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.

Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.

First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.

For National Farmers Day, a profile of pork and crop farmer Randy Spronk of Edgerton, Minnesota, and his sustainable ag practices.

Question and answer session with Lisa Weidemann, a community affairs specialist with the MPCA, about her work with the agency.

Join the Cooperative Purchasing Venture (CPV)Through the Cooperative Purchasing Venture (CPV), eligible entities can purchase goods, certain services and utilities from contracts established for…

Question and answer session with Addison Otto, a rule coordinator with the MPCA, about her work with the agency and how her hobby farm informs her work.

Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.

The Minnesota Pollution Control Agency places members with host sites throughout Minnesota each year. Members serve full-time for 11 months (Sept. 2026 through Aug. 20227) at environmental nonprofits, government agencies, and educational institutions.

The Minnesota GreenCorps program, coordinated by the MPCA, aims to preserve and protect Minnesota’s environment while training a new generation of environmental professionals.

The Rainy River - Headwaters Watershed covers nearly 1.9 million acres, starting in northern Cook and Lake Counties and flowing west/northwesterly into St. Louis County and the Canadian border waters.

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

The purpose of the Minnesota Pollution Control Agency's official social media accounts is to provide information about the MPCA and the programs, services, and products we provide. The MPCA social…

In Minnesota, commercial entities that produce any amount of hazardous waste are regulated as hazardous-waste "generators."

MPCA guidance on petroleum site investigation and remediation, reporting, and more.

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