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Environmental rules and regulations are essential tools used to protect Minnesota’s environment, setting standards for environmental quality and limits on pollutants that can be discharged from facilities. The MPCA helps protect our environment by writing and enforcing these rules and regulations.
The MPCA fined Cabinetworks Group’s Waconia facility, Wood Products, $11,520 for violations of its air permit.
The Minnesota River - Mankato Watershed covers 861,886 acres across Cottonwood, Brown, Redwood, Renville, Sibley, Nicollet, Blue Earth, and Le Sueur counties in south-central Minnesota.
The Lake Allie wastewater treatment facility will pay more than $13,000 in fines and follow a corrective action plan for violating its wastewater permit in Buffalo Lake, Minn.
The Keep It Clean campaign, a 2023 Minnesota law, and many partners working together are adding up to less garbage and waste left behind on frozen lakes.
The wood waste hierarchy outlines wood waste disposal methods in order of most preferable to least preferable.
Green Plains Fairmont, LLC paid $14,175 for an ethanol spill that lasted four days and contaminated groundwater.
The MPCA issued the most recent municipal stormwater general permit (MNR040000) in November 2020.
MPCA investigation in 2025 found that Sheldahl Flexible Technologies submitted incorrect permit applications and failed to obtain MPCA approval prior to installing or modifying three pieces of industrial mixing equipment.
From the days when raw sewage flowed into rivers and lakes, Minnesota’s water bodies have come a long way. However, there is still work to be done in the restoration and protection of our waters.
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.
Countless bacteria can be found in land, water, humans, and animals. Most bacteria are beneficial, serving as food for larger organisms and playing critical roles in natural processes such as organic…
Solid waste facilities may close or terminate their permit depending on the solid waste activities occurring at the site.
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.
The Performance Excellence Network has awarded the MPCA its Excellence Award for the agency's superior operational performance and commitment to continuous improvement.
Properly trained and certified SSTS personnel are critical. What work duties can local program staff do before becoming certified, and how can that process be expedited?
Removing Middle Lake from the impaired waters list required wrangling with a bottom feeder, the invasive carp.
Finding ways to keep stormwater on land and let it soak into the ground can lessen the negative effects on water quality from stormwater.
Perchloroethylene or tetrachloroethylene (PCE or Perc) is chlorinated solvent used in a variety of processes as a solvent and degreaser. When released in the environment, some PCE will evaporate…
The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.