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MPCA permits are required for extensions, additions, or other modifications to sanitary sewer collection systems that result in new or increased discharges of pollutants.
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.
A TMDL addressing excess bacteria in 22 stream reaches and protection strategies for 29 stream and river reaches in the Upper Mississippi River watershed.
Minnesota GreenCorps members serving with the City of Minneapolis developed a mini-course for residents about responsible use of deicing salt.
The Minnesota Pollution Control Agency has developed a draft air permit for MagIron LLC in Coleraine that will require a fugitive dust control plan to help reduce emissions of particulate matter from roads, storage, stockpiles, and exposed mining areas.
What is a stormwater catch basin, and should I be worried about it?
The AQI was developed to provide a simple, uniform way to report daily air quality conditions.
Minnesota prohibits rechargeable batteries and products with non-removable rechargeable batteries from being disposed of in mixed municipal waste.
Unsuspecting homeowners everywhere are falling victim to vampires…energy vampires! Find out how to slay these energy vampires by turning off electronic devices that keep drawing power even when they are turned off.
Feedlot nutrient and manure management
The Minnesota Pollution Control Agency places members with host sites throughout Minnesota each year. Members serve full-time for 11 months (Sept. 2026 through Aug. 20227) at environmental nonprofits, government agencies, and educational institutions.
Minnesota GreenCorps member Leslie Alcantar Mejia helped Hennepin County toward its goal of planting 1 million trees during her service term.
Information will support the phase out of nonessential use of “forever chemicals” 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.
The Leech Lake Band of Ojibwe has hosted five MN GreenCorps members to help install solar panels and electric vehicle charges, promote food sovereignty, and more.
The Rapid River watershed covers 573,060 acres in northern Minnesota. Over 79% of the land in the watershed is owned or managed by state entities.
One of the most basic forms of air pollution, haze reduces visibility in many cities and scenic areas within the United States. Haze-causing pollutants come from a variety of sources, both natural and man-made, including motor vehicles, electricity generation, industrial facilities, agriculture, and wildfires.
Are pets affected by poor air quality? Will wearing a mask help when I’m outside? What is particulate pollution? We’ve got the answers.
MPCA issues coverage to construction site owners and their operators to prevent stormwater pollution during and after construction, and protect Minnesota's water resources.
Thanks to years of restoration efforts, the MPCA confirmed the Kabekona River meets water quality standards for recreation and proposed its removal from the 2026 impaired waters list.