Search
The MPCA is authorized to develop numeric water quality criteria that apply specifically to a water body or region where the pollutant is found, using data from that water body or region.
This committee included a broad range of stakeholders and was charged with providing perspective, input, and advice to the commissioner on MPCA's water fees.
The MPCA offers environmental audits to help businesses and organizations examine how well they are complying with environmental regulations, and correct any problems that are identified.
Al-Corn Clean Fuel, LLC, an ethanol plant in Dodge County, paid $40,427 in fines for air permit violations.
MPCA investigation found stormwater permit violations that occurred during a construction project in 2025, with sediment-laden stormwater entering a stream at a construction site in Chaska.
Inadequate stormwater protections at a Saint Paul project have netted fines for the Minnesota Department of Transportation (MnDOT) and Bituminous Roadways.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for all of Minnesota. The alert takes runs until 9 a.m. on Monday, July 14. Air quality is expected to reach the purple AQI category in northernMinnesota, which is very unhealthy for everyone.
BALMM emphasizes land use practices to improve or protect water quality, particularly in the areas of watershed management, aquifer protection and floodplain management.
The health of Minnesota's large rivers is a reflection of how well we are protecting overall water quality.
Initiatives passed during the 2023 legislative session invest hundreds of millions of dollars to advance Minnesota’s Climate Action Framework.
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.
Information for larger feedlot owners on the federal National Pollutant Discharge Elimination System (NPDES) and State Disposal System (SDS) permits for construction and operation permits in Minnesota.
Chloride is a problem for wastewater facilities and stormwater permittees.
Stormwater runoff is a leading source of water pollution, and the state general permit is designed to reduce the amount of sediment and other pollutants entering state waters.
Ely Community Resources was recognized for it programs that engage young people in natural resource education and conservation.
Volunteer water monitors collect valuable data used by agencies and organizations across the state to protect and manage Minnesota’s waters.
Located in south-central Minnesota, the Le Sueur River flows 111 miles through a gently rolling landscape, most of it farmland, until it cuts down through high bluffs to the Blue Earth River.
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
The Air We Breathe report looks at public health and air quality data to gauge how air pollution is affecting our health in Minnesota.
Complying with the MS4 general permit