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The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.
The MPCA’s Smart Salting program helps cut down on chloride pollution by training snowplow drivers and municipalities to use less salt on the roadways.
The MPCA has released Minnesota’s PFAS Blueprint — a strategic, coordinated approach developed by multiple agencies to protect families and communities from per- and polyfluoroalkyl substances (PFAS).
The MPCA and its many partners collect a wide variety of data on environmental conditions and pollution sources.
Chloride is a problem for wastewater facilities and stormwater permittees.
MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.
Information about the work to clean up the pollution from over 100 years of unregulated development and industrial practices.
The 2026 Climate Action Framework prioritizes reducing greenhouse gas emissions and protecting Minnesotans
The time that Andy Vig spends along the Minnesota River near Hoċokata Ṫi, cultural center of the Shakopee Mdewakanton Sioux Community, serves as a reminder of where his water comes from and a…
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…
A successful cleanup of contaminated land along the Cedar River in Austin caps a long history of industrial pollution.
Minnesota state agencies and local governments are working together to protect drinking water supplies.
Minnesota has 80 major watersheds, each defined by rivers, streams, lakes and wetlands.
Francesca Crego, or Frannie, fondly recalls bike rides along the Mississippi River’s edge with her family. Growing up in the city, Frannie appreciated the feeling of mysticality brought by the river’…
The We Are Water MN exhibit in Duluth's Hartley Nature Center runs from February 29 through April 22.
The Olmsted Soil and Water Conservation District's Soil Health Farm demonstrates how farmers can benefit from practices that also provide resilience to climate change.
Smart Salting is a suite of techniques that minimize the environmental and economic impacts of chloride while still meeting public needs.
The city of Duluth will pay a $12,000 fine and spend $190,000 in compensation for a 2024 incident that led to a fish kill in Tischer Creek.
The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.
Regulatory certainty is an incentive for municipalities that will employ biological nutrient removal in their wastewater treatment technology, and that are willing to accept a nitrogen limits in…