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Nearly all feedlot owners are required to register with the state and update their registration information every four years, unless they have applied for a permit recently. This page includes information about how to register.
A recent $1 million MPCA grant round will fund projects focused on waste reduction and reuse. To invest in projects that will continue to offer benefits to Minnesotans well into the future, this grant round prioritized proposals that would replace single-use items with reusables or help build a trained repair workforce in Minnesota.
Tools and materials for partners and stakeholders interested in minimizing the impact of chloride on Minnesota lakes, rivers, and groundwater.
Join the celebration! We look forward to highlighting Minnesota’s clean water successes and invite you to use our 50th anniversary art and branded graphics.
Best practices for SSTS installations drafted by St. Louis County, Minn., in 2008 based on the experiences of SSTS installers and inspectors.
The Precision Plating site in north Minneapolis was formerly home to a metal plating facility where solvents and metals were released into the soil and groundwater.
Trichloroethylene (TCE) is a man-made chemical commonly found in wood finishes, glues and adhesives, paint or paint removers, and spot and metal cleaners. Exposure can have significant effects…
A 2008 law requires the MPCA to analyze and consider “cumulative levels and effects of past and current pollution” for air permits in a specific part of south Minneapolis.
Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.
The Southern Minnesota Beet Sugar Cooperative emitted higher levels of hydrogen sulfide than allowed from its Renville facility, resulting in a $1.15 million fine following an MPCA investigation.
The disposable wipes toolkit includes free, customizable communications resources to help communities inform their residents about the hazards of flushing disposable wipes.
The MPCA completed 68 enforcement cases for water quality, air quality, hazardous waste, stormwater, and wastewater violations in the first half of 2025.
Minnesota’s extended producer responsibility bill for packaging, food packaging, and paper products requires a producer responsibility organization to reduce the environmental and human health impacts of these materials.
Wastewater treatment and disposal are important for protecting and preserving Minnesota's water resources. MPCA regulates wastewater treatment activities in Minnesota.
Licensing and certification requirements for SSTS businesses and professionals.
Minnesota state agencies and local governments are working together to protect drinking water supplies.
Chemicals in the air toxics emission inventory.
Certain proposed projects — based on their nature, size, location, or other factors — must go through an environmental review before any required permits or approvals are issued.
Kate Knuth's career in addressing climate change, which took her to the Minnesota Capitol as a state legislator, has now led her to the MPCA as its new climate director.
Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.