Search
The MPCA proposes to adopt the U.S. EPA's 2013 national recommended water quality criteria for ammonia as its Class 2 ammonia water quality standards for the protection of aquatic life.
The environmental justice advisory group (EJAG) advises the MPCA commissioner on the implementation of the agency's environmental justice framework, provides feedback on its effectiveness, and offers suggestions for future improvements.
Image Air quality is expected to reach the orange AQI category for all of Minnesota, which is unhealthy for sensitive groups.The Minnesota Pollution…
Profile of John Weiss, a volunteer with the MPCA's Volunteer Water Monitoring Program
Throughout her life, Jen Widmer has felt a deep connection to wetlands. As a child, she played broomball on the ice of a wetland near her home. She once attempted swimming in the wetland but was…
For Katy Backes Kozhimannil, water is intrinsically tied to her life’s work. As a professor of public health at the University of Minnesota with a focus on rural communities, she has made it her life…
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 prohibits rechargeable batteries and products with non-removable rechargeable batteries from being disposed of in mixed municipal waste.
Young Life Castaway Club violated several wastewater regulations, mainly modifying wastewater treatment systems without approval, between 2019 and 2022 at its youth and family camp on Pelican Lake, just south of Detroit Lakes. These violations carry serious risks of harm to the environment.
Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.
Industrial Stormwater Steps to Compliance Step 4: Create SWPPP, choose BMPs
Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.
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,…
The U.S. EPA approved Minnesota's Statewide Mercury Total Maximum Daily Load study in March 2007.
The MPCA enforces federal and state requirements for air quality permitting.
The Minnesota Pollution Control Agency (MPCA) does not discriminate on the basis of race, color, national origin, disability, age, or sex in administration of its programs or activities, and, MPCA does not intimidate or retaliate against any individual or group because they have exercised their rights to participate in actions protected, or oppose actions prohibited, by 40 C.F.R. Parts 5 and 7, or for the purpose of interfering with such rights.
The Leech Lake River Watershed consists of approximately 854,659 acres (1,335 sq. miles) in the northern part of the Upper Mississippi River Basin. The watershed includes parts of Beltrami, Cass, and Hubbard counties and the Leech Lake Reservation (Leech Lake Band of Chippewa).
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.
Composting organic waste and compostable products creates a valuable product that improves soil fertility, conserves water, and reduces erosion.
Minnesota’s policy is to eliminate or reduce the use, generation, and release of toxic pollutants and hazardous wastes at their source.