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The MPCA has developed best practices for vapor intrusion mitigation and public communication work used by the agencies and our contractors.

Composting your Halloween jack-o'-lantern is a good way to keep it out of the landfill. So is giving it to a local farmer.

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

Environmental information and permits that affect grain elevators, feed mills and fertilizer mixing plants.

Sustained efforts by cities and water management organizations have restored water quality in two Dakota County lakes.

Guidance for submitting data to MPCA Remediation Division programs: Superfund, Site Assessment, Petroleum Remediation, Brownfields, RCRA Remediation, Closed Landfill, and Integrated Remediation.

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

The MPCA provides assistance and training for program managers and operators of household hazardous waste (HHW) facilities to ensure compliance with environmental and worker protection laws and regulations.

These Minnesota sites are registered with the MPCA to accept covered electronic devices for recycling.

MPCA established a network of long-term biological monitoring stations that represent a variety of stream types in their most natural condition.

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

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…

Many industrial by-products are good candidates for land application based on their nutrient content.

One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.

Hot mix asphalt plants in Minnesota must follow federal and state air standards.

MPCA recognized 253 municipal and industrial wastewater treatment plants for outstanding operations in 2023.

Guidance on NPDES/SDS construction stormwater requirements

Conditionally exempt facilities do not need an air quality permit if they follow specific requirements.

Minnesota businesses, organizations, and municipalities seeking or holding MPCA wastewater permits are charged two basic types of permit fees: application fees and annual fees.

Residents' guide to stormwater permitting.