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It's Septic Smart Week and Minnesota local governments are reporting significant progress in fixing inadequate septic systems around the state.

Complying with the MS4 general permit

Nearly all feedlot owners are required to register with the state and update their registration information every four years, unless they have applied for a permit recently. This page includes information about how to register.

The Shell Rock River begins at Albert Lea Lake in Freeborn County in south-central Minnesota, a few miles from the Iowa border. It flows 113 miles into Iowa, where it enters the Cedar River. In Minnesota, the Shell Rock drains 246 square miles (160,000 acres), all in Freeborn County.

The Cedar River Watershed in Minnesota encompasses 454,029 acres in Mower, Freeborn, Dodge, and Steele counties. This watershed covers prime agricultural land with many streams and drainage ditches flowing into the river.

The MPCA invites public comment on its draft environmental impact statement (EIS) for a new municipal solid waste landfill that Dem-Con has proposed at its environmental campus near Shakopee.

A waste is any material that can no longer be used for its original intended purpose. The type of waste generated can include recyclables, solid waste, and hazardous wastes, which may be subject to specific management and disposal requirements.

The Long Prairie River Watershed covers approximately 565,078 acres and is located in the central part of the Upper Mississippi River Basin in central Minnesota. The watershed encompasses parts of Douglas, Otter Tail, Todd, Morrison and Wadena counties.

Partnerships and diversified funding drive the work to restore water quality in impaired streams in the Red Lake River Watershed through science-based interventions.

MPCA and MDH statement on the U.S. EPA's maximum contaminant levels for PFAS in drinking water.

Guidance for submitting data to MPCA Remediation Division programs: Superfund, Site Assessment, Petroleum Remediation, Brownfields, RCRA Remediation, Closed Landfill, and Integrated Remediation.

The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.

Organics recycling reduces greenhouse gas emissions and keeps waste out of landfills. MPCA answers commonly asked questions about how and why to participate in organics recycling programs.

Learn what you can do to protect yourself and your community from environmental problems caused by flooding.

The Lac qui Parle Watershed covers approximately 1,100 square miles and drains parts of Lac qui Parle, Lincoln, and Yellow Medicine counties in Minnesota as well as parts of Grant, Deuel, and Brookings counties in South Dakota.

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.

Join the Cooperative Purchasing Venture (CPV)Through the Cooperative Purchasing Venture (CPV), eligible entities can purchase goods, certain services and utilities from contracts established for…

In Minnesota, commercial entities that produce any amount of hazardous waste are regulated as hazardous-waste "generators."

East Central Solid Waste Commission (ECSWC) proposes to add 1.7 million cubic yards of MSW capacity to their landfill near Mora, Minnesota, which requires an environmental impact statement.

The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.