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Guidance for small businesses on reporting air emissions.

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.

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

From shorter winter ice seasons to shifting fish populations, climate change is transforming Minnesota lakes as we know them.

The MPCA sought applications from contractors to partner with auto repair shops, dealerships, tech colleges or other entities to identify and fix high-emitting vehicles.

Check out MPCA's new online tool for learning about polluted sites across Minnesota.

This watershed is located in the southeastern tip of Minnesota, known for its scenic bluffs. More than 900,000 acres drain to the Mississippi River at Reno, Minn., but only 117,000 of those acres are in Minnesota.

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.

The Vermilion River Watershed, located within northern St. Louis County, covers 662,427 acres, or 1,035 square miles.

Businesses with low levels of actual emissions can submit a simplified permit application and obtain a registration permit, with greater flexibility to make changes as long as they continue to maintain permit requirements.

Minnesota’s Continuous Nitrate Sensor Network generates publicly available water quality data on nitrate levels in our surface water.

The MPCA communications and outreach team is a valuable resource to reporters and editors.

The kind of permit a facility needs depends on how much air pollution the facility could emit based on its equipment or processes.

Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.

The MPCA requested proposals from eligible applicants for projects that reduce emissions of high global warming potential (HGWP) refrigerants in retail settings and food assistance programs in Minnesota.

The Minnesota River - Headwaters Watershed covers 487,015 acres in the Prairie Parkland ecoregion of southwestern Minnesota. Portions of Traverse, Big Stone, Swift, Lac qui Parle, Stevens, and Chippewa counties drain the watershed.

Certain proposed projects — based on their nature, size, location, or other factors — must go through an environmental review before any required permits or approvals are issued.

Our climate has already changed and will continue to change. Minnesotans are feeling impacts of climate change, from higher temperatures, more extreme storms with intense flooding, and changes in our…

State agencies, counties, municipalities, nonprofit organizations, and many others are engaged in protecting Minnesota lakes.

Each year, MPCA hires seasonal positions to assist with biological monitoring of streams and wetlands during the summer months.