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Tools and materials for partners and stakeholders interested in minimizing the impact of chloride on Minnesota lakes, rivers, and groundwater.

The MPCA regulates both underground and aboveground commercial storage tanks above a certain size that hold petroleum or hazardous liquids.

Thirty TMDLs undertaken in the Mississippi River - Twin Cities Watershed to address excess nutrients, turbidity, bacteria, and more.

In most of Minnesota’s livestock-dense counties, feedlot oversight is a cooperative effort between the MPCA and county government.

Increased rainfall from climate change damages river water quality, which in turn damages fishing and recreation.

Elk River Landfill, Inc. proposes to expand its existing municipal solid waste (MSW) landfill near Elk River.

Proposed changes to permits that regulate the state’s largest animal feedlots target nitrate pollution statewide.

Minnesota continues to reduce industrial and transportation air pollutants that have the highest potential health risks. Investment in clean air for all Minnesotans is a top priority for the MPCA and Governor Walz.

The MPCA has developed guidance on a number of topics to assist real estate developers, environmental engineers, remediation consultants, and others in addressing brownfields and contaminated sites.

A permit extension notification allows transfer stations and source-separated organic material (SSOM) compost facilities to apply for an extension of their permit without a complete permit reissuance application.

Minnesota Agricultural Water Quality certified farms have added more than 2,000 new conservation practices, including over 110,000 acres of new cover crops that protect Minnesota’s waters.

Climate adaptation identifies strategies and actions that help human and natural systems cope with and become more resilient to the impacts of climate change.

A new planning effort in northwest Minnesota takes a basin-wide approach to reducing the state's phosphorous contributions to the Red River, and to Canada's Lake Winnipeg.

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…

The Rapid River watershed covers 573,060 acres in northern Minnesota. Over 79% of the land in the watershed is owned or managed by state entities.

MPCA collects information about the sale and use of greenhouse gases with high global warming potential.

We Are Water next visits Ely April 24 through June 16.

The MPCA is committed to engaging broadly with the public and ensuring that residents affected by its decisions have a voice in its processes.

As part of our commitment to continuous improvement, transparency, certainty, and customer service, the MPCA is improving the way we track and administer permits. These efforts are part of periodical…

MPCA keeps its public data easily accessible for convenient use.