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The Red River of the North - Marsh River Watershed is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.

Finding ways to keep stormwater on land and let it soak into the ground can lessen the negative effects on water quality from stormwater.

Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…

The MPCA provides additional guidance on air permitting and regulation requirements: New source review – Obtain a permit before beginning construction on new major-emitting industrial facilities…

Tools to help small businesses determine if they need an air emissions permit and/or track compliance with their current air emissions permit.

Biosolids that will be applied to land must meet strict regulations and quality standards.

To reduce contamination at compost facilities, Minnesota’s compostable product labeling law requires all bags, packaging, and food service products labeled as “compostable” and sold in Minnesota after Jan. 1, 2025, to meet certain requirements.

MPCA staff toured three farms in southeastern Minnesota. The purpose of external communications is to show that the agency cares about education and outreach, and we get out in the field to learn on site.

General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.

The MPCA has announced 13 grant recipients that will receive a total of nearly $4.8 million for projects that will keep good food from going to waste in Minnesota while diverting usable food to people in need.

Bagnado, a 25-foot-tall spinning tornado of plastic bags, will return to Eco Experience at the Minnesota State Fair

The MPCA had $800,000 in grant funding to help businesses, nonprofits, schools, and local governments with projects that use recyclable materials or process recyclable material into a higher value material.

Residents' guide to stormwater permitting.

Learn about environmental regulations that may apply to your business. It is not an exhaustive list, so other regulations may apply.

A watershed is the area of land where all of the water that drains off of it goes into the same place — a river, stream or lake.

Initiatives passed during the 2023 legislative session invest hundreds of millions of dollars to advance Minnesota’s Climate Action Framework.

Answers to common questions about the Construction Stormwater Permit application

Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.

Helped by an MPCA grant, Coon Rapids increased local options for electric vehicle drivers with two new charging stations at public buildings.

$4.85 million to run community air monitoring projects in the 7-county Metropolitan Area (counties of Anoka, Carver, Dakota, Hennepin, Ramsey, Scott, and Washington).