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Green and safer product chemistry is formulating or designing a new product (or reformulating an existing one) to reduce harmful environmental, workplace, human health, and energy use effects over the product's entire life cycle.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for northwest and north central Minnesota. The alert takes effect 6 a.m. on Friday, July 11, and runs until 6 p.m. on Friday, July 11. Air quality is expected to reach the purple AQI category in northwest Minnesota, which is very unhealthy for everyone.
The Minnesota Pollution Control Agency (MPCA) has issued an air quality alert for all of Minnesota. The alert runs until 6 p.m. on Monday, June 2. Air quality is expected to reach the red AQI category in northern Minnesota, which is unhealthy for everyone. The rest of the state will reach the orange AQI category, which is unhealthy for sensitive groups.
MPCA guidance for evaluating when closed landfills may exit the postclosure care phase.
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.
Increased rainfall from climate change damages river water quality, which in turn damages fishing and recreation.
Volkswagen settlement dollars are funding the replacement of older, dirtier diesel engines with newer, cleaner equipment.
Groundwater is the source of drinking water for about 75% of all Minnesotans and provides almost all of the water used to irrigate crops. Its purity and availability is critical to the health of the state.
Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.
The MPCA has released the draft 2025 Minnesota Nutrient Reduction Strategy for public review and comment.
Vapor intrusion occurs when chemical vapors migrate from contaminated groundwater through the soil into the basements or foundations of buildings.
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.
The MPCA has begun work to implement a groundbreaking new law to remedy Minnesotans’ disproportionate exposure to pollutants.
MPCA's compliance and enforcement program tracks how well wastewater treatment facilities are complying with their permits and takes enforcement actions when necessary.
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.
Emissions generated from gasoline and diesel powered vehicles are the greatest source of air pollution in Minnesota
Minnesota rules identify 16 standing beneficial uses for which waste generators or end users can simply follow the applicable rules without contacting the MPCA.
A new facility that will process organic materials through anaerobic digesters in Shakopee.
A 2008 law requires the MPCA to analyze and consider “cumulative levels and effects of past and current pollution” for air permits in a specific part of south Minneapolis.
Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.