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A training and certification program for evaluating aquatic life in Minnesota’s rivers and streams.

Hot mix asphalt plants in Minnesota must follow federal and state air standards.

MPCA plans to amend its 20-year old rules governing land treatment of petroleum-contaminated soil.

The MPCA is working with the city of Minneapolis to identify sources of air pollution in North Minneapolis and find strategies to reduce emissions.

Image Aboveground storage tank (AST) requirements are found in Minnesota Rules, Chapter 7151. In general:new tanks and piping must be designed to…

Improving water quality in Lake George has required treating phosphorus in the water and filtering pollutants out of urban stormwater.

A project to address excess sediment and turbidity in the Mississippi River, from Fort Snelling at St. Paul to upper Lake Pepin at Red Wing, based on a site-specific standard developed by the MPCA and Wisconsin Department of Natural Resources.

A waste tire transporter removes waste tires from a waste tire generator, tire dump, or waste tire facility and delivers the waste tires for aggregation, storage, or processing.

The Lake Superior - North Watershed covers over 1 million acres in the Northern Lakes and Forest ecoregion.

To make electric school buses more affordable to school districts, the MPCA started a grant program that puts more of the cleaner buses on routes across the state.

We hope to make your monitoring experience as easy and enjoyable as possible. If you have any questions, or don’t find the resources you need, please contact us. 13456: Volunteer water…

Businesses face challenges from climate change's impacts, but they can also take steps to reduce their contributions to climate change.

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

Environmental information and permits that affect metal fabrication and finishing businesses.

Resources for the dry cleaning industry

Minnesota rules allow for specific uses (called beneficial uses) of certain materials that otherwise would be classified as solid waste.

Any facility that emits air pollutants above certain levels is required to have an air quality permit.

The MPCA proposes adding 46 new impaired bodies of water and removing 45 impairments from bodies of water from the IWL, the most removals in a two-year cycle since the state began the IWL program in 1992.

For more than 50 years, volunteers have gathered critically important water clarity data on Minnesota lakes and streams.

Online tool showing Minnesota waters failing to meet one or more water quality standards.