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The Minnesota River - Mankato Watershed covers 861,886 acres across Cottonwood, Brown, Redwood, Renville, Sibley, Nicollet, Blue Earth, and Le Sueur counties in south-central Minnesota.
Volatile organic compounds (VOCs) are a group of chemicals that can vaporize into air. VOCs are in thousands of daily use products, including paint, varnish, wax, and various cleaning, degreasing,…
Studies of Minnesota’s waters show that contaminants of emerging concern are widespread in the state’s lakes and rivers.
Community wastewater treatment facilities and their operators play a critical role in maintaining a health community and preserving and protecting our waters.
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 Minnesota Pollution Control Agency (MPCA)’s draft wastewater permit for the 3M facility at Cottage Grove adds new water quality protections for the Mississippi River and improves accountability through monitoring and reporting requirements. The draft permit is one of the most rigorous in state history and mandates the removal of certain per- and polyfluoroalkyl substances (PFAS) to levels below detection.
The MPCA has withdrawn proposed rules relating to waste treated seeds.
KODA Energy violated its air permit in Scott County from June 2023 to February 2024, according to a Minnesota Pollution Control Agency (MPCA) enforcement investigation. The investigation found KODA energy was burning waste-treated corn and should have submitted a major permit amendment before burning an industrial solid as a waste-to-energy incineration facility.
Four watershed scientists had an article published in LakeLine magazine. They report on 20 years of success getting lakes cleaned up.
MPCA’s work on the climate-smart food systems grant from the EPA is ongoing amid strong interest
A new facility that will process organic materials through anaerobic digesters in Shakopee.
The MPCA plans to amend Minnesota Rules chapter 7050, which establishes beneficial uses and water quality standards to protect those uses, and designates where the uses occur in waters of the state.
The MPCA administers programs that are governed by 45 chapters of rules. The MPCA periodically conducts a “housekeeping” rulemaking to make minor corrections and clarifications to the rules or to repeal rules that have become obsolete.
Del Zotto tanks had weep holes drilled near the bottom of tanks to drain rainwater from the tanks while they are stored to prevent freezing and they will offer a warranty to replace tanks bought with weep holes for owners of its 2,500-gallon tanks.
Solving the problem of oversalted sidewalks is elementary!
Researchers collect samples of sediment from the bottom of Lake of the Woods in 2024. (Photo courtesy of St. Croix Watershed Research Station) After years of study…
Lakes Concrete Plus, Inc. paid $25,000 in fines for selling 1,500-gallon and 2,000-gallon septic tanks from 2019 to 2022 that may contain weep holes, a violation of Minnesota law.
Prevent costly sewer clogs by keeping grease out of sinks and by not flushing disposable wipes.
Elevated levels of tetrachloroethylene and trichloroethylene have been found in soil vapor around this site in St. Paul.