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There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…
Find out what’s being done in Minnesota’s watersheds to protect and improve water quality.
The Zumbro River Watershed covers more than 900,000 acres and reaches parts of six counties in southeast Minnesota (Olmsted, Dodge, Steele, Rice, Goodhue, and Wabasha). Rochester, one of Minnesota's largest cities, is located in the southeast quadrant of the watershed.
The MPCA is authorized to develop numeric water quality criteria that apply specifically to a water body or region where the pollutant is found, using data from that water body or region.
Stakeholders affected by the Minnesota Electronics Recycling Act must be registered with the MPCA.
Environmental information for craft breweries, distilleries, wineries, and cideries, and for home brewers who want to start commercial production.
The Olmsted Soil and Water Conservation District's Soil Health Farm demonstrates how farmers can benefit from practices that also provide resilience to climate change.
Initiatives passed during the 2023 legislative session invest hundreds of millions of dollars to advance Minnesota’s Climate Action Framework.
The Precision Plating site in north Minneapolis was formerly home to a metal plating facility where solvents and metals were released into the soil and groundwater.
Does it seems like the number of alerts due to wildfires has increased in the past few years? We’ve had 46 air-quality alerts since 2015—34 of those due to wildfire smoke.
The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.
MPCA Commissioner Katrina Kessler and Department of Agriculture Commissioner Thom Petersen reflected on the theme of National Ag Day 2023 — “Growing a Climate for Tomorrow” — and ways Minnesotans can support the future of Minnesota farms.
Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.
Financial assistance for SSTS work is targeted to units of local government.
The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.
If you're new to the septic system world at the county level, or even if you've been in the job for a while, MPCA offers videos and companion documents to provide valuable background and insights.
The StormReady designation recognizes the MPCA’s commitment to emergency management planning and continuity of operations during an emergency.
The Mississippi River - La Crescent Watershed drains 95 square miles in Houston and southeast Winona counties, an area defined by wooded bluffs and spring-fed cold-water streams that flow directly to the Mississippi River.
Every two years, MPCA creates a list of impaired waters in the state that do not meet water quality standards.
The Minnesota Repair Project is one of several initiatives that received a grant from the Minnesota Pollution Control Agency aimed at reducing waste and boosting reuse across the state.