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MPCA awards $4.83 million for air sensors in metro area communities

Communities facing the impacts of air pollution will soon have new resources to understand and improve the air quality in their neighborhoods after the MPCA awarded $…

MPCA’s Lisa Weidemann builds bridge between agency and public

Question and answer session with Lisa Weidemann, a community affairs specialist with the MPCA, about her work with the agency.

Wastewater pretreatment

Pretreatment by commercial facilities and other non-domestic wastewater sources removes harmful pollutants before the wastewater is discharged to a municipal sewer system. The U.S. EPA has delegated MPCA the authority to approve pretreatment programs at the local level and oversee statewide pretreatment activities.

Protecting wild rice waters

Wild rice is an important part of the biological community in many Minnesota lakes, streams, and wetlands, and a cultural resource to many, particularly members of the Dakota and Ojibwe Tribal Nations in Minnesota.

Buffalo River

The Buffalo River Watershed covers more than 1,100 square miles in portions of Becker, Clay, Otter Tail, and Wilkin counties, with a small portion of its headwaters in the White Earth Reservation.

Crop production on NPDES/SDS permitted sites

Guidance on NPDES/SDS construction stormwater requirements

MPCA's Kevin Stroom sees the big picture by studying the smallest creatures

First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.

MPCA gives $75,000 to U. for sustainable aviation fuel research

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.

Don't let your septic system freeze

Don't let your septic system freeze. Here are some simple tips that can help you avoid costly problems with your septic system.

Wastewater permitting

Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.

Construction stormwater

MPCA issues coverage to construction site owners and their operators to prevent stormwater pollution during and after construction, and protect Minnesota's water resources.

From the Legislature to the MPCA, Climate Director Kate Knuth finds ways to connect on climate change

Kate Knuth's career in addressing climate change, which took her to the Minnesota Capitol as a state legislator, has now led her to the MPCA as its new climate director.

From the cab of a tractor, a long view on farm sustainability

For National Farmers Day, a profile of pork and crop farmer Randy Spronk of Edgerton, Minnesota, and his sustainable ag practices.

New culverts provide climate resiliency to fish and people on Lake Superior’s North Shore

A series of new culverts in Lake County reconnect brook trout habitat and provide resilience to climate change for area roads.

Environmental review

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.

Air emissions risk analysis (AERA)

An air emissions risk analysis estimates the potential human health risks from air pollution emitted by a facility.

MPCA honors environmental leader who restored her shoreline while educating her community

Kathy Wagner, recipient of the 2025 Community Conservationist Award from the Minnesota Pollution Control Agency (MPCA) and Minnesota Association of Soil and Water Conservation Districts (MASWCD), discusses her personal conservation work and local environmental advocacy.