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Guidance pertaining to the investigation and cleanup of hazardous substances, pollutants, and contaminants.

Pollutant and runoff maps and data for major watersheds; watershed monitoring and assessment reports.

Minnesota businesses, organizations, and municipalities seeking or holding MPCA wastewater permits are charged two basic types of permit fees: application fees and annual fees.

New easy-to-access trainings help small businesses figure out if they are subject to MPCA regulations, and how to become more sustainable.

Recycling market development works to expand end markets and boost the demand for recycled materials.

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

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

Vapor intrusion occurs when chemical vapors migrate from contaminated groundwater through the soil into the basements or foundations of buildings.

Apply for the 2025-2026 Minnesota GreenCorps program and spend a year working on environmental issues and making a difference in communities around the state.

Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.

A waste is any material that can no longer be used for its original intended purpose. The type of waste generated can include recyclables, solid waste, and hazardous wastes, which may be subject to specific management and disposal requirements.

The chemical 1,4-dioxane, a likely carcinogen, was detected in a private residential well in the Eastbrook Terrace area in Andover.

The Watershed Pollutant Load Monitoring Network (WPLMN) is a partnership that collects data on water quality and flow in Minnesota.

State government agencies, in collaboration with local partners, are leading trailblazing work to protect Minnesotans from per- and polyfluoroalkyl substances (PFAS) pollution.

The frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.

Some Minnesota companies are helping expand the use of recycled materials in the state, thanks to market development grants from the MPCA.

By taking steps beyond compliance to reduce your business's energy use and transportation impact and increasing the sustainability of your business's operations, your business can see tangible benefits.

MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.

MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.

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