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The Lake of the Woods lies on the border between the U.S. and Canada; the watershed covers 734,783 acres.

The Wild Rice River begins its course at Mud Lake in Minnesota's Clearwater County, and flows largely to the west through Norman and Mahnomen counties.

Salt is commonly over-applied, sending too much chloride into our waterways and wreaking havoc on fish and other wildlife.

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

In addition to the vessel requirements in the EPA VGP and Minnesota’s ballast water general permit, vessels must follow the requirements in Minnesota Statutes and Minnesota’s 401 certification of the VGP.

Minnesota passed a law in 2023 that restricts the use of lead and cadmium in 15 categories of consumer products, including toys and school supplies.

MPCA is planning new rules governing air quality, establishing new rules for odor management plan requirements.

The Mustinka River begins its course southwest of Fergus Falls in southwestern Otter Tail County and flows toward the south into Grant County, where it continues through Stony Brook Lake and Lightning Lake.

Registration form for service providers operating in Minnesota as a part of the state’s Packaging Waste and Cost Reduction Act.

A permit by rule (PBR) means a facility or activity meets the requirements outlined in Minnesota rules and is deemed to have obtained a solid waste management facility permit without making application for it.

Find out whether your feedlot needs to register, to get an environmental review, or apply for a permit.

MPCA online services give users online access to apply for permits and licenses, submit required information, and pay fees and invoices.

Details on Minnesota state contracts with businesses that provide environmental emergency response services.

During the 2023 legislative session, Minnesota invested over $100 million to fund grant programs that support investment in climate resilience. Each initiative supports MPCA’s implementation of Minnesota’s Climate Action Framework.

Systems to treat drinking water have been installed to address groundwater contamination in two St. Louis Park and three Edina municipal wells.

Where possible, permit holders must use MPCA's e-Services to apply for reissuance and administrative amendments.

The Thief River begins its course in Marshall County at Thief Lake, flowing south/southwest to converge with the Red Lake River.

The Lower Rainy River Watershed is composed of a conglomeration of tributaries to the Rainy River, from International Falls and west to the Rainy River's pour point at the Lake of the Woods.

The MPCA is offering rebates to small businesses across the state to buy and sell lead-free fishing tackle, part of the state’s Get the Lead Out program

Healthy recycling markets divert materials from the waste stream, convert the materials into commodities, and supply them to manufacturers for the production of new products. The businesses that…