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An MPCA investigation found violations related to construction of a home on Schwappauff Lake, near the town of Greenfield in Hennepin County.
Permit 2025 Multi-Sector General Permit for Industrial Stormwater (wq-strm3-102g) Effective June 1, 2025 Updates and new…
The Minnesota State Implementation Plan (SIP) is focused on the six criteria air pollutants regulated by national ambient air quality standards (NAAQS): ground-level ozone, fine particles, lead, nitrogen dioxide, carbon monoxide, and sulfur dioxide.
Construction and interim feedlot permit forms
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
Profile on Bridging, a Twin Cities based nonprofit that keeps goods with more life out of landfills and that donates them to families in need.
An air emission permit is a legal document that describes how a facility must operate to meet state and federal air regulations, and to minimize the impact of air emissions on people and the…
MPCA plans to amend its 20-year old rules governing land treatment of petroleum-contaminated soil.
Minnesota Agricultural Water Quality certified farms have added more than 2,000 new conservation practices, including over 110,000 acres of new cover crops that protect Minnesota’s waters.
Installing an engineNo permit amendments are needed for holders of registration (Options C and D), capped, and general permits (state or Part 70) to install a non-emergency engine, if the total…
MPCA and MDH statement on the U.S. EPA's maximum contaminant levels for PFAS in drinking water.
The MPCA and the U.S. Environmental Protection Agency (EPA) are working together on an enforcement investigation to address elevated lead emissions at Federal Ammunition in Anoka.
MPCA is planning new rules governing air quality, establishing new rules for odor management plan requirements.
The city of Duluth will pay a $12,000 fine and spend $190,000 in compensation for a 2024 incident that led to a fish kill in Tischer Creek.
Minnesota rules require that anyone installing, repairing, or removing regulated underground storage tanks be certified by the MPCA.
In 2009, a federal court ruled that NPDES permits were required for all biological and chemical pesticide applications that leave a residue in water when applications are made in, over, or near waters of the United States.
In Minnesota, wastewater treatment operators must be certified to ensure that facilities meet operational requirements.
Protecting and restoring water quality is one of the MPCA's core areas of focus.
Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.
Minnesota rivers are shrinking in the drought; some have their lowest flows in decades. What will be the long term effects?