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MPCA permits are required for extensions, additions, or other modifications to sanitary sewer collection systems that result in new or increased discharges of pollutants.

Information and references for grantees with projects funded by the VW Settlement in Minnesota.

The MPCA has initiated a declaratory judgement action against the owners of the Freeway Landfill and Freeway Dump in Burnsville to protect the drinking water supply for Burnsville and Savage residents.

From January through March 2025, MPCA air monitoring data showed elevated lead levels that exceeded national ambient air quality standards near the facility. An MPCA inspection of Gopher Resource in spring 2025 confirmed that the source of the elevated lead levels was addressed.

The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.

MPCA is planning new rules governing how the MPCA determines currently unavoidable uses of per- and polyfluoroalkyl substances (PFAS) in products.

This year’s theme is Advancing Nutrient Trading with Sustainable Farming and Conservation Practices.

Learn what you can do to protect yourself and your community from environmental problems caused by flooding.

Long-term lake management considers the unique environmental, cultural, and biological factors affecting the lake and sets a priority on finding lasting solutions.

We Are Water MN travels to Chisago County, where Dawn White has served as an educator and policy team member focused on preserving waters.

Canby Creek now flows into Del Clark Lake and protects Canby from flooding, while providing outdoor recreation and excellent water quality.

Addressing excess nutrient levels in Lake Pepin based on the site-specific water quality eutrophication criteria for the lake developed by the MPCA.

The MPCA is planning a new rule governing waste, adopting new rules to implement and govern regulation of the Packaging Waste and Cost Reduction Act.

This long-term data gathering initiative helps track trends in water bodies around the state. The MPCA is grateful for every volunteer who has dedicated time to monitoring their favorite lake or stream.

The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.

The Keep It Clean campaign, a 2023 Minnesota law, and many partners working together are adding up to less garbage and waste left behind on frozen lakes.

Businesses like grocery, liquor, and convenience stores depend on refrigeration systems. Some of these systems, however, can prove expensive to operate and harmful to the environment.

Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.

A successful cleanup of contaminated land along the Cedar River in Austin caps a long history of industrial pollution.

Shopping for a new wood stove? Remember that new stoves and outdoor boilers must be certified to new 2020 emission standards to be sold in Minnesota.