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States are responsible for developing a Regional Haze State Implementation Plan (SIP) that addresses regional haze in each Class I area located within the state and in each Class I area located…

The MPCA regulates waste, recycling, and disposal activities in Minnesota. MPCA permits are required for the design, construction, and operation of solid waste management facilities where storage, collection, transportation, processing or reuse, conversion, or disposal of solid waste occurs.

A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.

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

Guidance and recommendations for local officials dealing with public health issues related to blue-green algae.

Environmental information and resources for the biochar industry.

Clean heavy-duty off-road equipment grants fund the replacement of older, more polluting diesel equipment with newer, cleaner technology.

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

Owners/operators of construction activity must complete several steps before completing a permit application and beginning construction. These steps also help owners/operators determine their eligibility for coverage under the general permit.

The MPCA closed 118 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2023.

The MPCA recognized 236 wastewater facilities for outstanding operations in 2024.

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