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

The MPCA has important roles in protecting and restoring waters in degraded conditions.

The MPCA studies, monitors, and regulates numerous water pollutants to protect human health and the environment. At the state level, three agencies share the monitoring and control of pollutants:the…

Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.

As part of the PFAS pollution prevention law called Amara’s Law, manufacturers are required to report intentionally added PFAS in products sold in Minnesota and pay a fee. The Minnesota Pollution Control Agency has extended the reporting due date to Sept. 15, 2026.

Cleaner water is taking hold across Minnesota this Earth Day as farmers and communities scale up solutions that protect rivers, strengthen soil, and build resilience from headwaters to downstream lakes.

Our climate has already changed and will continue to change. Minnesotans are feeling impacts of climate change, from higher temperatures, more extreme storms with intense flooding, and changes in our…

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

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

The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.

Smart technology, conservation practices, and a commitment to clean water help this family dairy and crop operation thrive — while protecting rivers, streams, and future generations.

The chemical 1,4-dioxane, a likely carcinogen, was detected in a private residential well in the Eastbrook Terrace area in Andover.

Construction and interim feedlot permit forms

Minnesota GreenCorps member Heidi Blum focused on waste reduction and recycling in Edina, Minnesota.

This training program focuses on the implementation of best management practices for lawn/turf care maintenance.

Thanks to years of restoration efforts, the MPCA confirmed the Kabekona River meets water quality standards for recreation and proposed its removal from the 2026 impaired waters list.

MagIron LLC proposes to restart a mining and processing facility near Grand Rapids, which will require new air and industrial wastewater permits from the MPCA.

The MPCA solicited project proposals to distribute $10 million to communities for projects to prepare local wastewater infrastructure for the impacts of climate change. These projects are specifically meant to protect water quality and increase resilience.

MPCA permits are required to both build and operate landfills in Minnesota.

The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.