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The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.
MPCA's compliance and enforcement program tracks how well wastewater treatment facilities are complying with their permits and takes enforcement actions when necessary.
MPCA has developed a draft wastewater permit for the MagIron LLC facility near Grand Rapids, Minn. The facility will process former natural iron ore mining waste material into high-grade, low-impurity iron ore concentrate at the site and supply electric arc furnace steelmaking.
MPCA's leadership team.
Answers to common questions about the Construction Stormwater Permit application
A waste is any material that can no longer be used for its original intended purpose. The type of waste generated can include recyclables, solid waste, and hazardous wastes, which may be subject to specific management and disposal requirements.
In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.
Recent air permits issued by the MPCA can be found in What's in My Neighborhood. The tool does not currently include all previously issued air emissions permits. All air emissions permits issued by…
Volunteers across Minnesota’s 87 counties have been collecting pine needles from coniferous trees in their neighborhoods to help the Minnesota Pollution Control Agency better understand how to protect Minnesotans from PFAS pollution.
What to consider when cold weather has you looking into home weatherization projects
Designing stormwater systems to handle the challenges of climate change differs in every community across the state. Here’s how one community is meeting that challenge
The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.
EPA awards Minnesota $200 million in Climate Pollution Reduction Grants
The triennial standards review offers every Minnesotan the opportunity to comment on essentially every water quality standard the agency defines to protect the waters that they drink, swim in, and fish from.
Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.
Composting your Halloween jack-o'-lantern is a good way to keep it out of the landfill. So is giving it to a local farmer.
The National Crude Oil Spill Research Site near Bemidji was formed after a pipeline break released 10,000 barrels of crude oil in 1979.
Minnesota GreenCorps member Heidi Blum focused on waste reduction and recycling in Edina, Minnesota.
Reducing campus discards and raising awareness of sustainability through outreach and community engagement