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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.

Feedlot nutrient and manure management

Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.

MPCA’s work on the climate-smart food systems grant from the EPA is ongoing amid strong interest

Testing found elevated levels of tetrachloroethylene/perchloroethylene (PCE or Perc) in soil vapors around the Dison’s Cleaners and Launderers site in Rochester.

Elevated levels of trichloroethylene (TCE) are present in soil, soil vapor, and groundwater around this site in New Hope.

The St. Louis River Mercury TMDL will determine mercury reductions needed for lakes and rivers in the St. Louis River watershed.

Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.

Under the federal Clean Water Act, states must designate beneficial uses for all waters and develop water quality standards to protect each use.

Chemicals in the air toxics emission inventory.

The frequent wildfires in California and elsewhere, brought on by climate change, are affecting air quality for thousands of miles. That includes Minnesota.

Groundwater is not a static thing, but moves around in the layers of rock and soil beneath our feet. How does this affect the work to treat contaminated groundwater and protect drinking water?

The health of Minnesota's large rivers is a reflection of how well we are protecting overall water quality.

The MPCA has developed guidance on a number of topics to assist real estate developers, environmental engineers, remediation consultants, and others in addressing brownfields and contaminated sites.

Profile on Bridging, a Twin Cities based nonprofit that keeps goods with more life out of landfills and that donates them to families in need.

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

Minnesota has a growing salty water problem that threatens its freshwater fish and other aquatic life. Chloride from both de-icing salt and water softener salt gets into lakes and streams, and…

The triennial standards review offers every Minnesotan the opportunity to comment on essentially every water quality standard the agency defines to protect the waters that they drink, swim in, and fish from.

Minnesota law requires that people notify the MPCA (through the Minnesota Duty Officer) immediately when more than five gallons of petroleum or any amount of any substance under their control is released into the environment that could cause pollution of waters of the state.

Stakeholders affected by the Minnesota Electronics Recycling Act must be registered with the MPCA.