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Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.
Understanding small-scale differences in air pollution is important for minimizing exposure to harmful air pollutants, particularly for vulnerable communities.
Completed rulemaking for changes to reporting requirements for hazardous air pollutants (HAPs).
The MPCA had just over $800,000 available to support waste reduction and reuse projects across the state.
The MPCA is committed to delivering a pollution reduction program that benefits all Minnesotans and works diligently to incorporate their ideas and opinions into our projects and plans. To develop…
A new facility that will process organic materials through anaerobic digesters in Shakopee.
A project to address high levels of suspended sediment in the Minnesota River and the South Metro portion of the Mississippi River.
Collaboration and engagement have been keys to progress in the St. Louis River AOC.
The MPCA proposes adding 46 new impaired bodies of water and removing 45 impairments from bodies of water from the IWL, the most removals in a two-year cycle since the state began the IWL program in 1992.
Del Zotto tanks had weep holes drilled near the bottom of tanks to drain rainwater from the tanks while they are stored to prevent freezing and they will offer a warranty to replace tanks bought with weep holes for owners of its 2,500-gallon tanks.
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.
Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.
Lakes Concrete Plus, Inc. paid $25,000 in fines for selling 1,500-gallon and 2,000-gallon septic tanks from 2019 to 2022 that may contain weep holes, a violation of Minnesota law.
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
MPCA is planning new rules governing air quality, establishing new rules for odor management plan requirements.
The MPCA is granting $4.4m from VW settlement funds to replace dirty diesel trucks with cleaner drivetrains. Similar previous grants show how the program works.
The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert for southeast and northern Minnesota. The alert is now in effect until 4 p.m. on Tuesday, Aug. 12, for southeast Minnesota and until 11 p.m. on Wednesday, Aug. 13 for northern Minnesota. Fine particle levels are expected to reach the orange air quality index (AQI) category, a level considered unhealthy for sensitive groups.
Are pets affected by poor air quality? Will wearing a mask help when I’m outside? What is particulate pollution? We’ve got the answers.
MPCA staff studied the river during this summer's extreme drought conditions to see if tighter limits on phosphorus are protecting aquatic life.
Grede Foundry violated the terms of its air permit in 2024, according to a Minnesota Pollution Control Agency investigation.