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State agencies, counties, municipalities, nonprofit organizations, and many others are engaged in protecting Minnesota lakes.
Chloride is a problem for wastewater facilities and stormwater permittees.
Minnesota samples a network of shallow monitoring wells designed to provide early detection of contamination in the groundwater.
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.
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.
The MPCA sought applications from contractors to partner with auto repair shops, dealerships, tech colleges or other entities to identify and fix high-emitting vehicles.
Minnesota GreenCorps member Heidi Blum focused on waste reduction and recycling in Edina, Minnesota.
MPCA seeks public comment on a proposed air permit for the U.S. Steel Keetac mining facility in Keewatin, Minn.
Climate adaptation is about developing strategies to help human and natural systems become more resilient to the effects of climate change.
An August 2023 MPCA inspection confirmed failures to conduct weekly inspections and train staff to properly handle and store hazardous waste at its residential and commercial cabinet production facility in St. Cloud.
The MPCA has announced eight grant recipients that will receive a total of over $1 million in grants for projects focused on waste reduction and reuse. These statewide efforts will reduce greenhouse gas emissions and other pollutants, reduce the demand for resources, and reduce the amount of waste sent to landfills.
Determine what type(s) of water quality permit is required at facilities that mine construction sand and gravel; industrial sand; quarry limestone, granite or dimension stone; operate hot mix asphalt production areas; produce concrete block, brick and other products; and/or produce ready-mix concrete.
MPCA studies shows 75% of Minnesota lakes meet standards for recreation. Clean Water Fund dollars help answer water quality questions.
Communities facing the impacts of air pollution will soon have new resources to understand and improve the air quality in their neighborhoods after the MPCA awarded $…
Air sensors are instruments that measure air quality conditions in near real time.
Superfund requires specific investigation and cleanup processes, designates parties that are legally responsible for the cleanup, and provides funds for certain types of cleanups under Minnesota’s Environmental Response and Liability Act (MERLA).
The Otter Tail River Watershed encompasses three different ecoregions, covering more than 1.2 million acres in west-central Minnesota.
MPCA has released the first in a series of reports on industrial uses of PFAS in Minnesota and identifying alternatives.
The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.
The Regional Haze Rule requires states to improve visibility in our nation's national parks and wildernesses (Class I areas) and restore them to natural visibility conditions by 2064.