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Minnesota is a national leader in ensuring healthy air quality. The Clean Air Act requires states to take significant responsibility for preventing and controlling air pollution. States must pass…
MPCA's fish sampling process and why we do it
Important details to help make your e-Service submittal go as smoothly as possible.
One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.
Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.
Minnesota’s Digital Fair Repair Act went into effect July 1. Here’s why it matters and how you can use it to save money and the environment
To prevent food waste at its veterans homes, the Minnesota Department of Veterans Affairs used a $185,000 MPCA grant to purchase new meal-ordering technology.
The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.
Guidance for small businesses on reporting air emissions.
Privacy rightsSeveral federal and state laws protect your privacy rights regarding the information the MPCA has about you. At times, an MPCA staff member may ask you to provide information about…
Surface water assessment grants (SWAG) provide local organizations and citizen volunteers with funds to complete the monitoring needed to meet assessment requirements on Minnesota lakes and streams. Assessment is usually the first step in protecting or restoring surface waters.
General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.
Conditionally exempt facilities do not need an air quality permit if they follow specific requirements.
The Minnesota Pollution Control Agency (MPCA) has issued a final notice to Northern Iron for information required to determine compliance and to write a permit. If the agency does not receive the…
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
The MPCA offers a variety of tools to help counties, cities, and townships develop and support systems that recover resources and manage waste.Notify the agency about changes to contacts in your…
MPCA collects information about the sale and use of greenhouse gases with high global warming potential.
Nearly all feedlot owners are required to register with the state and update their registration information every four years, unless they have applied for a permit recently. This page includes information about how to register.
Particulate matter (PM) refers to various air particles, including dust, soot, smoke, and liquid droplets that range in size from less than 0.1 microns in diameter (smaller than a single bacterium)…
POET Biorefining-Glenville LLC violated several air permit conditions between 2018 and 2023 at its ethanol production facility in Albert Lea, Minn. The facility emitting more particulate matter and volatile organic compounds than allowed by permit over the course of five years.