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The MPCA regulates most aspects of livestock management including the location, design, construction, operation, and management of feedlots and manure-handling facilities.
An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.
The Clean Water Act established the framework for creating water quality standards and continues to help us protect Minnesota's prized lakes and rivers.
Residents' guide to stormwater permitting.
Willernie-based Revitri won the MPCA’s Green and Sustainable Chemistry Prize for its innovative manufactured glass beads
The MPCA added three sites to the state’s priority list of contaminated sites that need further investigation and cleanup under Minnesota’s Superfund law.
PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.
Minnesota is a national leader in keeping mercury out of the environment.
Findings underscore need to reduce use of “forever chemicals”
The MPCA's regulatory, cleanup, and monitoring programs create and maintain spatial data that serve our environmental protection work and can be shared with partners and researchers.
MPCA investigation in May 2024 found violations related to stormwater at three facilities.
In rules, an incorporation by reference states that the contents of another document are part of the rule, even though the text of the referenced document does not appear in the rule itself.
A series of new culverts in Lake County reconnect brook trout habitat and provide resilience to climate change for area roads.
The Minnesota Pollution Control Agency (MPCA)’s draft wastewater permit for the 3M facility at Cottage Grove adds new water quality protections for the Mississippi River and improves accountability through monitoring and reporting requirements. The draft permit is one of the most rigorous in state history and mandates the removal of certain per- and polyfluoroalkyl substances (PFAS) to levels below detection.
In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.
With the end of the 2025 model year in the automobile industry, so ends Minnesota's Clean Cars rule. The Clean Cars rule, adopted in 2020, had a goal of electric vehicles exceeding 6% of all…
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
3M will use an advanced wastewater treatment system to remove per- and polyfluoroalkyl substances (PFAS) from its Chemical Operations facility in Cottage Grove.
The Clearwater River Watershed drains an area of 886,600 acres in the Red River of the North basin. The river flows to the northwest and southwest, eventually emptying into Red Lake River near Red Lake Falls.
Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.