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Forms and guidance for local partners submitting surface water data, QA/QC information and progress reports to MPCA.
The National Crude Oil Spill Research Site near Bemidji was formed after a pipeline break released 10,000 barrels of crude oil in 1979.
A training and certification program for evaluating aquatic life in Minnesota’s rivers and streams.
Roundup of key environmental justice laws passed by the Legislature in 2023
The MPCA monitors water quality in rivers and streams is several different ways around the state.
The Minnesota Pollution Control Agency has developed an updated draft air permit for Northshore Mining’s Peter Mitchell Mine in Babbitt that would control fugitive dust and particulate matter leaving the facility.
Each year, MPCA hires seasonal positions to assist with biological monitoring of streams and wetlands during the summer months.
Guidance for MPCA contractor and subcontractors
Prevent costly sewer clogs by keeping grease out of sinks and by not flushing disposable wipes.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
We Are Water next visits Ortonville and the Big Stone Lake area March 15 through April 21.
We Are Water next visits Ely April 24 through June 16.
Minnesota is a national leader in ensuring healthy air quality. The Clean Air Act requires states to take significant responsibility for preventing and controlling air pollution. States must pass…
The capped emission permit is designed for non-complex facilities that do not require site-specific permit conditions.
Find out what’s being done in Minnesota’s watersheds to protect and improve water quality.
The MPCA completed 75 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2024.
The Minnesota State Implementation Plan (SIP) is focused on the six criteria air pollutants regulated by national ambient air quality standards (NAAQS): ground-level ozone, fine particles, lead, nitrogen dioxide, carbon monoxide, and sulfur dioxide.
Does it seems like the number of alerts due to wildfires has increased in the past few years? We’ve had 46 air-quality alerts since 2015—34 of those due to wildfire smoke.
The MPCA plans to amend Minnesota Rules chapter 7152 on the Minnesota Dry Cleaner Reimbursement Account to ensure consistency and compliance with state statutes and rules by updating the reimbursement rates for consultant and contractor services for environmental response action costs.