Search

Air quality dispersion modeling uses a computer model to estimate air pollution concentrations from regulated facilities and other sources of pollution.

This webpage will not only address potential noncompliance issues for air permittees, but it will help inspectors get all of the necessary information to facilities with one link.

The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.

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

MPCA completed 100 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the first half of 2024

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