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The Little Sioux River Watershed covers more than 1.8 million acres in southwestern Minnesota. Its small prairie streams flow through the southern portions of Nobles and Jackson counties and into Iowa.
Only a very small portion of the 1.35-million-acre Upper Big Sioux River Watershed is located in Lincoln County in western Minnesota; the vast majority is located in eastern South Dakota.
Fire departments are often the first responders to incidents that include spills of hazardous substance.
The MPCA regulates the design, construction, and operation of treatment facilities for municipal and industrial wastewater in Minnesota.
Ask the MPCA features questions Minnesotans have asked us, on the issues the agency works on, from waste disposal, water and air quality, and chemicals in products to recycling and reuse,…
MPCA rules govern how septic systems are designed, installed, and managed in Minnesota.
SSTS work in Minnesota must be completed by licensed businesses under the supervision of certified individuals.
Join our team! Open positions and general opportunities at the Pollution Control Agency
The PFAS guidance document uses an evidence-based approach that builds upon the framework and strategies presented in previous MPCA publications.
Apply for funds to help assess sites with known or suspected contamination and develop remediation plans.
The Lower Des Moines River Watershed is located in southwestern Minnesota. It covers approximately 703,000 acres.
Medicines flushed down the drain can contaminate water, which can hurt fish and other aquatic wildlife, and end up in our drinking water.
The MPCA tested for PFAS in groundwater at 102 of the 111 sites in the Closed Landfill Program and found that 98% of the assessed facilities have PFAS contamination.
The Lower Big Sioux River Watershed covers nearly 2.2 million acres, mostly located in eastern South Dakota. A small portion lies in western parts of Lincoln, Pipestone, and Rock counties in southwestern Minnesota. There are several small to medium-sized tributaries.
The MPCA released its environmental assessment worksheet (EAW) for the proposed expansion of Crow Wing County’s existing mixed municipal solid waste landfill northeast of Brainerd.
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.
Anglers can choose lead-free materials when shopping for fishing tackle. Popular options include tungsten, steel, tin, bismuth/tin, and glass.
Guidance for small businesses on reporting air emissions.
Every Minnesotan — regardless of income, race, ethnicity, color, or national origin — has the right to healthy air, sustainable lands, clean water, and a better climate.
Air quality map of current conditions in Minnesota.