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Collaboration and engagement have been keys to progress in the St. Louis River AOC.
Complying with the MS4 general permit
State government agencies, in collaboration with local partners, are leading trailblazing work to protect Minnesotans from per- and polyfluoroalkyl substances (PFAS) pollution.
Regular people are pretty good at judging water quality, and new research from the Minnesota Pollution Control Agency (MPCA) proves it.
MPCA's leadership team.
We Are Water next visits Ely April 24 through June 16.
Abdirahman Hassan Abdirahman Hassan’s story begins in Mombasa, Kenya, a coastal city where the presence of the Indian Ocean was a childhood highlight. “I grew up…
The MPCA’s Smart Salting program helps cut down on chloride pollution by training snowplow drivers and municipalities to use less salt on the roadways.
PFAS are persistent and problematic chemicals that are found throughout the environment and not just in areas where large quantities have been manufactured, disposed of, or spilled. PFAS are…
Training resources for feedlot officers in Minnesota.
BMPs required to manage the slurry to comply with Minnesota statute and agency rules to protect water quality.
In 2009, a federal court ruled that NPDES permits were required for all biological and chemical pesticide applications that leave a residue in water when applications are made in, over, or near waters of the United States.
The MPCA provides funding to local partners to assist with intensive water quality monitoring at approximately 130 long-term river and stream monitoring sites.
Most AST systems that contain liquid capable of polluting the waters of the state are subject to state rules and permits.
From shorter winter ice seasons to shifting fish populations, climate change is transforming Minnesota lakes as we know them.
MPCA rules govern how septic systems are designed, installed, and managed.
This permit aims to reduce phosphorus discharged by point sources to the Minnesota River Basin. This webpage contains links to the permit and its associated forms and fact sheets.
Polycyclic aromatic hydrocarbons (PAHs) are a class of more than 100 chemicals that occur naturally in coal, crude oil, and gasoline, and are also present in products made from fossil fuels, such as…
The 2025 MPCA annual report on Brownfields celebrated numerous major achievements cleaning up and rehabilitating polluted properties.
A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.