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The MPCA uses the Environmental Quality Information System (EQuIS) to store water quality data from more than 17,000 Minnesota sampling locations.
Streams of the Upper St. Croix Watershed are among the most biologically intact, healthy, and resilient of watersheds 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.
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
Learn what a brownfield is, how it can negatively affect communities, and resources for cleaning one up.
The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.
The Buffalo River Watershed covers more than 1,100 square miles in portions of Becker, Clay, Otter Tail, and Wilkin counties, with a small portion of its headwaters in the White Earth Reservation.
Image Many commercial buildings in Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington counties are required to recycle at least three of the…
Dem-Con is proposing a change to begin accepting municipal solid waste (MSW), converting approximately 2.2 million cubic yards of permitted construction and demolition (C&D) space. A project of this size requires the project to go through the Environmental Impact Statement (EIS) process.
The Upper/Lower Red Lake Watershed covers more than 1.2 million acres and is home to Upper and Lower Red Lakes, the two largest bodies of water within the state.
Answers to common questions about the Construction Stormwater Permit application
In Minnesota, about 18,000 regulated underground storage tanks (UST) are in use. State rules specify requirements for underground storage tanks (UST) that store petroleum or hazardous substances, and any piping or other structures that are part of the tank systems.
When workers at The Lawn Barber in Elysian start up their electric mowers, they appreciate more than the quiet hum. They also appreciate the extra time the crew earns…
In Minnesota, handlers of oil and hazardous substances are required to prepare for potential spills and take steps to prevent them.
The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
Eight cities will receive grants to create plans that will protect homes and businesses from flooding and other climate impacts
Cleaner water is taking hold across Minnesota this Earth Day as farmers and communities scale up solutions that protect rivers, strengthen soil, and build resilience from headwaters to downstream lakes.
Excess nitrate remains a long-term challenge to manage. In our lakes, rivers, and streams, it is toxic to fish and other aquatic life. In drinking water, it can pose a risk to human health,…
The MPCA developed the Wastewater Nitrogen Reduction and Implementation Strategy to decrease the wastewater sector’s nitrogen loads for the protection and restoration of bodies of water in and downstream of Minnesota.