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The MPCA is proposing to amend Minnesota Rules governing animal feedlots.
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.
Many industrial by-products are good candidates for land application based on their nutrient content.
One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.
Help your school get a recycling program organized and operating successfully.
The MPCA will analyze varying background sulfate levels across Minnesota, which could inform our implementation of the wild rice sulfate water quality standard.
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.
The Air We Breathe report looks at public health and air quality data to gauge how air pollution is affecting our health in Minnesota.
Septic system owners are responsible for system maintenance. Properly maintaining a septic system will extend its life.
Ready-to-run meteorological data suitable for AERMOD.
Riverview LLP is seeking to expand its existing West River Dairy facility near Morris from 7,855 cows to a total capacity of 18,855 cows.
Community wastewater treatment facilities and their operators play a critical role in maintaining a health community and preserving and protecting our waters.
Biosolids that will be applied to land must meet strict regulations and quality standards.
The MPCA has announced that 11 grant recipients will receive a total of $5.3 million for projects that build lasting capacity to support recycling markets in Minnesota.
Kathy Wagner, recipient of the 2025 Community Conservationist Award from the Minnesota Pollution Control Agency (MPCA) and Minnesota Association of Soil and Water Conservation Districts (MASWCD), discusses her personal conservation work and local environmental advocacy.
Construction and interim feedlot permit forms
What is the blue-green scum that looks like spilled paint?In lakes that are over-enriched with phosphorus and nitrogen, algae tend to prosper and create algae blooms. Blue-green algae and one type in…
A new $75,000 grant from the MPCA will help the U of M’s Forever Green Initiative make camelina a viable crop for sustainable aviation fuel.
Facilities that produce air emissions can benefit by proposing limits on their own operations to avoid certain types of regulatory requirements. You might accept limits to stay under emission…