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Forms and guidance for local partners submitting surface water data, QA/QC information and progress reports to MPCA.
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.
Northshore Mining Company has applied for updated wastewater and air quality permits for its Silver Bay taconite processing plant and Mile Post 7 tailings basin.
As part of the PFAS pollution prevention law called Amara’s Law, manufacturers are required to report intentionally added PFAS in products sold in Minnesota and pay a fee. The Minnesota Pollution Control Agency has extended the reporting due date to Sept. 15, 2026.
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 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.
Environmental Assessment Worksheets (EAW) and Environmental Impact Statements (EIS) are part of MPCA's environmental review, providing a standardized and public process to disclose information about the potential negative environmental effects of a proposed development and ways to avoid or minimize them before the project is permitted and built.
MPCA staff studied the river during this summer's extreme drought conditions to see if tighter limits on phosphorus are protecting aquatic life.
The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.
Testing found elevated levels of tetrachloroethylene/perchloroethylene (PCE or Perc) in soil vapors around the Dison’s Cleaners and Launderers site in Rochester.
Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.
Water quality trading is a market-based approach to the protection and restoration of surface waters, another tool to be used in conjunction with existing voluntary, regulatory, and financial assistance programs.
ECSWC is applying for a 10-year permit to add MSW capacity to its currently permitted landfill near Mora while conducting environmental review for the unpermitted areas of its landfill expansion.
The Minnesota Pollution Control Agency has issued an air quality alert for northwest, north central, and northeast Minnesota for Thursday, June 5, until 7 p.m. on Friday, June 6. Air quality is expected to reach the red AQI category, which is unhealthy for everyone.
MPCA policy recommendations for the upcoming legislative session
A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.
Bacteriological reduction products registered for use in Minnesota
The MPCA is developing a sulfate multi-discharger variance (MDV) for wastewater facilities that are currently unable to meet the state water quality standard for sulfate.
The Minnesota Pollution Control Agency is committed to ensuring that every Minnesotan has healthy air, sustainable lands, clean water, and a better climate.
The MPCA's new online training will help small businesses adapt to the effects of climate change and become more resilient.