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Designing stormwater systems to handle the challenges of climate change differs in every community across the state. Here’s how one community is meeting that challenge
Learn about environmental regulations that may apply to your business. It is not an exhaustive list, so other regulations may apply.
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 seeks public comment on two draft industrial wastewater permits for U.S. Steel Corp.’s Keetac mining area and tailings basin in Keewatin, Minnesota. These permits will improve protections for wild rice waters and human health.
Find sustainable products for your business with these helpful certification and labeling systems.
A gateway to common regulatory information that affects stationary engines.
Initial screening information for a contaminant of emerging concern, Perfluorohexane sulfonic acid.
The Minnesota Pollution Control Agency's Emergency Response Program (ERP) oversees the cleanup of all types of spills and environmental emergencies.
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.
Pollutant and runoff maps and data for major watersheds; watershed monitoring and assessment reports.
Licensing and permitsCannabis businesses in Minnesota require a state license for their specific operation (micro-business, processor, retailer, etc.) from the Office of Cannabis Management. The…
Details on major and minor modifications of a solid waste management facility permit.
The MPCA is collaborating with many federal, Tribal, state, and local partners to clean up contaminated sites in the Duluth harbor and St. Louis River.
The MPCA provides workshops and conferences to help solid waste landfill operators get certified and stay up to date.
To protect human health and the environment, we need to limit the amount of per- and polyfluoroalkyl substances (PFAS) in our waters to safe levels. Safe levels means water can be used for drinking,…
Implementing water quality standards come with tangible costs and benefits. Costs such as taxes to residents, regulated parties, and communities help achieve benefits such as increased property values, tourism, and protecting human health.
Intense storms of late spring can wash soil and other pollutants into rivers. Producers can use several techniques to protect their soil and water quality.
Up to $20 million in grants for projects that restore and enhance aquatic resources, wildlife, habitat, fishing, and outdoor recreational opportunities in portions of Washington, Ramsey and Dakota counties and downstream areas of the Mississippi and St. Croix rivers affected by PFAS released by 3M.
Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.
Pretreatment by commercial facilities and other non-domestic wastewater sources removes harmful pollutants before the wastewater is discharged to a municipal sewer system. The U.S. EPA has delegated MPCA the authority to approve pretreatment programs at the local level and oversee statewide pretreatment activities.