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MPCA investigation shows the city violated its wastewater permit in Freeborn County from April 2021 to April 2023.
From 2023-2025, Northshore Mining released recycled water to the ground seven times and water relating to mining processes four times. Its largest unpermitted release was nearly 400,000 gallons of recycled water. Northshore Mining has documented equipment failure as the reason for the 11 releases.
Alliance Building Corporation failed to prevent liquid washout of waste during construction at the Sleepy Eye Apartments.
The St. Louis River Mercury TMDL will determine mercury reductions needed for lakes and rivers in the St. Louis River watershed.
To obtain coverage under this permit, the owner(s) must document compliance with the criteria for coverage under this general permit, prior to disposal of the uncontaminated concrete.
Central Bi-Products emitted higher levels of hydrogen sulfide than is allowed, causing odor complaints in the community of Long Prairie and resulting in a $3 million fine. Central Bi-Products has agreed to spend a minimum of $4.4 million on a supplemental environmental project that will improve its wastewater treatment.
Grant money was available to regulated air pollution emitting facilities for improvements that reduce emissions for environmental justice areas in Minnesota.
Austin's municipal wastewater treatment plant discharged ammonia and fecal coliform over permitted limits into the Cedar River.
The MPCA helps Minnesota communities reduce what they throw away, reuse and recycle materials, and deal responsibly with solid waste. From preventing wasted food to investment in innovative business…
Mesabi Metallics is currently constructing a new taconite mine and taconite pellet production facility on the site of the former Butler Taconite Mining Company facility near Nashwauk.
Hutchinson Utilities exceeded its permit limit for particulate matter during an air quality performance test. High levels of particulates are known to cause environmental harm and health problems.
The MPCA has adopted amended rules relating to when maintenance of a closed landfill should end.
For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.
The MPCA developed the Wastewater Nitrogen Reduction and Implementation Strategy to decrease the wastewater sector’s nitrogen loads for the protection and restoration of bodies of water in and downstream of Minnesota.
MPCA investigation determined that construction sediment was discharged into the Blue Earth River and a county ditch.
Sanimax USA LLC failed to seek a required major air permit amendment and conduct air emissions modeling prior to making changes to its pollution control equipment systems in 2019 at its animal products rendering facility in South St. Paul, Minnesota.
Central Specialties Inc., based in Alexandria, violated several air permit conditions between 2021 and 2023 for its mobile hot-mix asphalt facility stationed at various locations around the state. Violations included failing to properly maintain pollution control equipment and inadequate recordkeeping and reporting.
KODA Energy violated its air permit in Scott County from June 2023 to February 2024, according to a Minnesota Pollution Control Agency (MPCA) enforcement investigation. The investigation found KODA energy was burning waste-treated corn and should have submitted a major permit amendment before burning an industrial solid as a waste-to-energy incineration facility.
DENCO II LLC failed a stack test in April, 2024, that showed that the facility exceeded its permit limit for particulate matter by more than 170%.
S.M. Hentges & Sons, a Jordan-based construction company, paid $13,078 for construction stormwater violations for a project in Chaska.