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Countless bacteria can be found in land, water, humans, and animals. Most bacteria are beneficial, serving as food for larger organisms and playing critical roles in natural processes such as organic…

Facilities that produce air emissions can benefit by proposing limits on their own operations to avoid certain types of regulatory requirements. You might accept limits to stay under emission…

Minnesota participates in this statistical survey of the condition of our nation's lakes, ponds, and reservoirs.

The 2015 Legislature directed the MPCA to simplify the regulation and administration of work on building sewers connected to septic systems.

The MPCA proposes adding 46 new impaired bodies of water and removing 45 impairments from bodies of water from the IWL, the most removals in a two-year cycle since the state began the IWL program in 1992.

The We Are Water MN exhibit at Art in Motion on the Lake Wobegon Trail in Holdingford runs from April 25 through June 17.

Planned amendments to Minn. Rules ch. 7050 affect the Class 1 beneficial use, which protects waters (both surface and groundwater) used as a source for domestic consumption.

Information for larger feedlot owners on the federal National Pollutant Discharge Elimination System (NPDES) and State Disposal System (SDS) permits for construction and operation permits in Minnesota.

Create an editable spreadsheet of details about your facility to make calculations of emissions.

The Minnesota Pollution Control Agency (MPCA) has extended an air quality alert for southeast and northern Minnesota. The alert is now in effect until 4 p.m. on Tuesday, Aug. 12, for southeast Minnesota and until 11 p.m. on Wednesday, Aug. 13 for northern Minnesota. Fine particle levels are expected to reach the orange air quality index (AQI) category, a level considered unhealthy for sensitive groups.

This watershed is located in the southeastern tip of Minnesota, known for its scenic bluffs. More than 900,000 acres drain to the Mississippi River at Reno, Minn., but only 117,000 of those acres are in Minnesota.

A new facility that will process organic materials through anaerobic digesters in Shakopee.

Residential wood burning has been increasing in Minnesota, both for home heating and recreation.

Minnesota has revised state water quality standards to incorporate a tiered aquatic life use (TALU) framework for rivers and streams.

General permit intended for facilities using processes including abrasive blasting, brazing, catalytic or thermal oxidizers, dip tanks, injection molding, resin and gel coating, spraying and coating activities, and welding.

The MPCA works with partners throughout Minnesota each year to gauge the health of waters and identify stressors that harm fish and other aquatic life.

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 environmental justice advisory group (EJAG) advises the MPCA commissioner on the implementation of the agency's environmental justice framework, provides feedback on its effectiveness, and offers suggestions for future improvements.

The Shell Rock River begins at Albert Lea Lake in Freeborn County in south-central Minnesota, a few miles from the Iowa border. It flows 113 miles into Iowa, where it enters the Cedar River. In Minnesota, the Shell Rock drains 246 square miles (160,000 acres), all in Freeborn County.