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Hot, sunny weather brings the possibility of air quality alerts due to ozone. But what exactly is ozone?

MPCA keeps its public data easily accessible for convenient use.

The Minnesota Pollution Control Agency (MPCA) requests public comment on a rule that will shape nation-leading restrictions on the use of per- and polyfluoroalkyl substances (PFAS).

U.S. Steel Corp. operates a taconite mine and processing plant known as Keetac north of Keewatin, where it produces taconite pellets for use at iron and steel mills.

Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.

Thermal paper is thin with a slick feel or sheen finish and discolors easily when scratched.

Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.

The triennial standards review offers every Minnesotan the opportunity to comment on essentially every water quality standard the agency defines to protect the waters that they drink, swim in, and fish from.

General Waste and Recycling, LLC plans to convert approximately 19 acres of permitted industrial solid waste space in Itasca County so that it can accept nearly 100,000 cubic yards of municipal solid waste (MSW) per year.

In collaboration with other state agencies, local governments, and Tribal Nations, the MPCA will distribute $200 million over the next five years to cut climate pollution from our food systems through the climate-smart food systems (CSFS) initiative. A portion of these funds will help farmers across Minnesota adopt climate-friendly practices.

Allows new and expanding wastewater treatment facilities to receive a discharge permit prior to completion of an applicable phosphorus-related TMDL. Through pre-TMDL phosphorus trading a, a new or expanding facility may increase its phosphorus discharge by purchasing a phosphorus reduction from another source.

Air pollution levels in Minnesota have steadily decreased over the past few decades and currently meet federal standards. But even levels that meet or are below these standards can affect people’s…

Warming temperatures and increased rains caused by climate change continue to have real impacts on farms across Minnesota. Our agriculture industry will also play an important role in reducing the amount climate change causing pollution we produce as a state.

During the 2023 legislative session, legislators passed more than a dozen funding and policy proposals to address food waste, organics, recycling market development, and wood waste.

Chrome-plating facility in St. Louis Park is the alleged source of pollution in local lakes.

Volkswagen settlement dollars are funding the replacement of older, dirtier diesel engines with newer, cleaner equipment.

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.

Investments in electric vehicle charging stations around Minnesota.

Environmental information and permits that affect hot mix asphalt plants.

Guidance on NPDES/SDS construction stormwater requirements