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General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.

Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.

Per- and polyfluoroalkyl substances (PFAS) are a group of thousands of human-made chemicals that do not break down over time. PFAS are sometimes called “forever chemicals” due to their extreme…

There are two types of federal air regulations, the National Emission Standards for Hazardous Air Pollutants (NESHAPs) and New Source Performance Standards (NSPSs). Either or both regulations may…

A gateway to common regulatory information that affects stationary engines.

In Minnesota, backyard burning is illegal for most homeowners. Change disposal habits to protect human health and reduce pollution.

Minnesota samples a network of shallow monitoring wells designed to provide early detection of contamination in the groundwater.

Construction and demolition projects produce twice the amount of waste of household trash every year. A new MPCA grant aims to reduce that amount by funding innovative building material reuse projects.

Minnesota is the first state government in U.S. to use this combination of innovative technologies to address "forever chemicals”

MPCA and the Minnesota Department of Health continue to sample private residential wells, municipal wells, and non-community public wells (e.g., small businesses, churches, schools) in the East Metro area for per- and polyfluoroalkyl substances (PFAS)

Superfund requires specific investigation and cleanup processes, designates parties that are legally responsible for the cleanup, and provides funds for certain types of cleanups under Minnesota’s Environmental Response and Liability Act (MERLA).

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…

Minnesota rules require many facilities that produce air emissions to conduct performance testing.

Residential wood burning has been increasing in Minnesota, both for home heating and recreation.

MPCA rules govern how septic systems are designed, installed, and managed.

The Wild Rice River begins its course at Mud Lake in Minnesota's Clearwater County, and flows largely to the west through Norman and Mahnomen counties.

The Lake of the Woods lies on the border between the U.S. and Canada; the watershed covers 734,783 acres.

What an organization buys, who it buys from, and how it uses the goods and services once bought is a reflection of the organization's values. Sustainable purchasing policies shows a commitment to…

In early 2024, Minnesota became the first U.S. state to establish a product stewardship program for boat wrap, which must provide free collection, transportation, reuse, recycling, and disposal.

Findings underscore need to reduce use of “forever chemicals”