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MPCA issues coverage to construction site owners and their operators to prevent stormwater pollution during and after construction, and protect Minnesota's water resources.

An air emission permit is a legal document that describes how a facility must operate to meet state and federal air regulations, and to minimize the impact of air emissions on people and the…

Spilled mercury, even small quantities in the home, should be cleaned up quickly and properly so that people don't come in contact with it or breathe its vapors.

MPCA and MDH statement on the U.S. EPA's maximum contaminant levels for PFAS in drinking water.

The MPCA issued a new air quality permit for this manufacturing facility in White Bear Township.

The MPCA is investigating the source of the chemical 1,4-dioxane in private wells in Gem Lake.

Industrial Stormwater Steps to Compliance - Step 5: Gather application materials before applying, use the e-Service to apply or modify coverage

Certain proposed projects — based on their nature, size, location, or other factors — must go through an environmental review before any required permits or approvals are issued.

For Katy Backes Kozhimannil, water is intrinsically tied to her life’s work. As a professor of public health at the University of Minnesota with a focus on rural communities, she has made it her life…

As Minnesotans prepare for another summer of outdoor activities, MPCA meteorologists are forecasting a moderately active air quality season.

Trichloroethylene (TCE) is a man-made chemical commonly found in wood finishes, glues and adhesives, paint or paint removers, and spot and metal cleaners. Exposure can have significant effects…

While hundreds of fish kills occur in Minnesota every year, mostly in lakes and ponds, fish kills on trout streams in southeast Minnesota are much less common.

BMPs required to manage the slurry to comply with Minnesota statute and agency rules to protect water quality.

The Minnesota Department of Natural Resources (DNR) and Minnesota Pollution Control Agency (MPCA) sample and test fish in bodies of water where known pollution issues may be a concern for human health through fish consumption.

Systems to treat drinking water have been installed to address groundwater contamination in two St. Louis Park and three Edina municipal wells.

State experts anticipate an active summer for air quality alerts with recurring ozone and wildfire smoke events

Riverview LLP is seeking to expand its existing West River Dairy facility near Morris from 7,855 cows to a total capacity of 18,855 cows.

Biosolids that will be applied to land must meet strict regulations and quality standards.

In Minnesota, handlers of oil and hazardous substances are required to prepare for potential spills and take steps to prevent them.

First of a series of MPCA staff profiles. Kevin Stroom conducts research on streams and has published a report about Straight River.