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Minnesota rules require that anyone installing, repairing, or removing regulated underground storage tanks be certified by the MPCA.

Complying with the MS4 general permit

A gateway to common regulatory information that affects stationary engines.

Mercury is a naturally occurring element that is toxic to humans and animals. At room temperature, mercury is a silvery, liquid metal, but it can also evaporate and become airborne. Mercury does not…

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.

MPCA collects information about the sale and use of greenhouse gases with high global warming potential.

Owners/operators of construction activity must complete several steps before completing a permit application and beginning construction. These steps also help owners/operators determine their eligibility for coverage under the general permit.

MPCA issues coverage to construction site owners and their operators to prevent stormwater pollution during and after construction, and protect Minnesota's water resources.

Hot mix asphalt plants in Minnesota must follow federal and state air standards.

Environmental information and permits that affect metal fabrication and finishing businesses.

Minnesota prohibits rechargeable batteries and products with non-removable rechargeable batteries from being disposed of in mixed municipal waste.

Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.

Minnesota’s policy is to eliminate or reduce the use, generation, and release of toxic pollutants and hazardous wastes at their source.

Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.

The PFAS guidance document uses an evidence-based approach that builds upon the framework and strategies presented in previous MPCA publications.

Permits for wastewater treatment require monthly, quarterly, or annual reporting of discharge monitoring results

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

The enduring nature of PFAS in the environment makes it important to give special consideration to products containing PFAS when it comes time to throw them out.

Minnesota joins several other states in confirming Circular Action Alliance as its PRO for the Packaging Waste and Cost Reduction ActIn early 2024, Minnesota became the fifth U.S. state to enact an…

Reducing campus discards and raising awareness of sustainability through outreach and community engagement