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Hot mix asphalt plants in Minnesota must follow federal and state air standards.

Businesses like grocery, liquor, and convenience stores depend on refrigeration systems. Some of these systems, however, can prove expensive to operate and harmful to the environment.

The StormReady designation recognizes the MPCA’s commitment to emergency management planning and continuity of operations during an emergency.

The MPCA completed 75 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2024.

Complaints of discrimination will be investigated

Important details to help make your e-Service submittal go as smoothly as possible.

New major-emitting industrial facilities and major modifications of existing facilities must obtain a permit before construction and include the best pollution-control technology available if they significantly increase emissions.

The MPCA administers programs that are governed by 45 chapters of rules. The MPCA periodically conducts a “housekeeping” rulemaking to make minor corrections and clarifications to the rules or to repeal rules that have become obsolete.

Residential- and high-strength wastewater products registered for use in Minnesota, including the manufacturer's name, a link to the company's web site, and the registered product's name and model.

Facilities that produce air emissions can benefit by proposing limits on their own operations to avoid certain types of regulatory requirements. You might accept limits to stay under emission…

MPCA recognized 253 municipal and industrial wastewater treatment plants for outstanding operations in 2023.

Status of total maximum daily load (TMDL) projects in Minnesota.