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Underground storage tank (UST) facilities must designate owners, operators, or employees as Class A, Class B, and Class C operators.

The MPCA regulates waste, recycling, and disposal activities in Minnesota. MPCA permits are required for the design, construction, and operation of solid waste management facilities where storage, collection, transportation, processing or reuse, conversion, or disposal of solid waste occurs.

Fire departments are often the first responders to incidents that include spills of hazardous substance.

The MPCA's chloride reduction program assists communities and organizations across Minnesota in identifying sources of chloride.

With all the talk about health these days, consider the health of the soil beneath your feet. Farmers in western Minnesota are doing just that, teaming up to improve soil health.

Water softeners produce much of the chloride that pollutes Minnesota’s waters. An MPCA grant aims to reduce that pollution with water softener replacement rebate programs.

Solid waste facilities may close or terminate their permit depending on the solid waste activities occurring at the site.

Findings underscore need to reduce use of “forever chemicals”

Complying with the MS4 general permit

The health of Minnesota's large rivers is a reflection of how well we are protecting overall water quality.

In karst landscapes, the distinction between groundwater and surface water is blurry.

Septic tank installation fees and system abandonment

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

Elk River Landfill, Inc. proposes to expand its existing municipal solid waste (MSW) landfill near Elk River.

Find sustainable products for your business with these helpful certification and labeling systems.

Shopping for a new wood stove? Remember that new stoves and outdoor boilers must be certified to new 2020 emission standards to be sold in Minnesota.

A dedicated stakeholder advisory group was assembled from sectors that will be affected by PFAS at remediation sites to establish guidance for PFAS investigation and cleanup.

Nitrogen management plans help operators of wastewater treatment facilities understand the inputs of nitrogen to their facilities and evaluate options that can reduce the amount of nitrogen discharged.

The We Are Water MN exhibit at Art in Motion on the Lake Wobegon Trail in Holdingford runs from April 25 through June 17.

Minnesota’s greenhouse gas (GHG) emissions dropped by 14% between 2005 and 2022, according to a biennial report from the Minnesota Pollution Control Agency (MPCA) and Minnesota Department of Commerce