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Allows new and expanding wastewater treatment facilities to receive a discharge permit prior to completion of an applicable phosphorus-related TMDL. Through pre-TMDL phosphorus trading a, a new or expanding facility may increase its phosphorus discharge by purchasing a phosphorus reduction from another source.

Construction and interim feedlot permit forms

The Minnesota State Implementation Plan (SIP) is focused on the six criteria air pollutants regulated by national ambient air quality standards (NAAQS): ground-level ozone, fine particles, lead, nitrogen dioxide, carbon monoxide, and sulfur dioxide.

Warming temperatures and increased rains caused by climate change continue to have real impacts on farms across Minnesota. Our agriculture industry will also play an important role in reducing the amount climate change causing pollution we produce as a state.

Chrome-plating facility in St. Louis Park is the alleged source of pollution in local lakes.

Volkswagen settlement dollars are funding the replacement of older, dirtier diesel engines with newer, cleaner equipment.

Minnesota industrial stormwater permittees in certain industries to monitor for PFAS in their stormwater runoff or snow.

A successful cleanup of contaminated land along the Cedar River in Austin caps a long history of industrial pollution.

Septic system owners are responsible for system maintenance. Properly maintaining a septic system will extend its life.

The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans

The kind of permit a facility needs depends on how much air pollution the facility could emit based on its equipment or processes.

The MPCA investigates sites where hazardous substances have been or could be released to identify risks and appropriate remediation plans.

ECSWC is applying for a 10-year permit to add MSW capacity to its currently permitted landfill near Mora while conducting environmental review for the unpermitted areas of its landfill expansion.

Intense storms of late spring can wash soil and other pollutants into rivers. Producers can use several techniques to protect their soil and water quality.

Pesticide NPDES permit steps to compliance Step 4: Report adverse pesticide incidents

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

Roundup of key environmental justice laws passed by the Legislature in 2023

Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.

Lights, camera, antics! Students at Century College script and produce a fun video as part of their coursework.

The MPCA provides workshops and conferences to help solid waste landfill operators get certified and stay up to date.