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Removing Middle Lake from the impaired waters list required wrangling with a bottom feeder, the invasive carp.
The MPCA studies, monitors, and regulates water pollutants to protect human health and the environment. Minnesota water quality standards strives to protect water for use, measures health of waters, and guides limits on what regulated facilities can discharge to surface waters.
The MPCA has important roles in protecting and restoring waters in degraded conditions.
Financial assistance for SSTS work is targeted to units of local government.
MPCA evaluates water quality by measuring and monitoring the health of fish, macroinvertebrates, and plants.
An MPCA investigation determined David Heinonen of Grand Rapids filled in 3,200 square feet of wetland near Horsehead Lake in Itasca County without prior approval and engaged in unpermitted construction activities on 1.57 acres on the shore of Horsehead Lake.
The Rainy River - Rainy Lake Watershed covers 583,791 acres. Open water makes up 75,815 of those acres and wetlands occupy another 84,851 acres. The watershed is 64% in St. Louis County and 36% in Koochiching County. The northern boundary is part of the international border waters with Ontario, Canada.
Communities that are resilient to climate change are able to effectively to prepare for and recover from its effects, and continue to thrive.
The Minnesota Pollution Control Agency (MPCA) requests public comment on a rule that will shape nation-leading restrictions on the use of per- and polyfluoroalkyl substances (PFAS).
The Mustinka River begins its course southwest of Fergus Falls in southwestern Otter Tail County and flows toward the south into Grant County, where it continues through Stony Brook Lake and Lightning Lake.
A training and certification program for evaluating aquatic life in Minnesota’s rivers and streams.
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.
ECSWC is applying for a 10-year permit to add MSW capacity to its currently permitted landfill near Mora while conducting environmental review for the unpermitted areas of its landfill expansion.
One indicator of impairment that puts a stream on the Impaired Waters List is its macroinvertebrate population. Here's how that works.
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.
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.
The Keep It Clean campaign, a 2023 Minnesota law, and many partners working together are adding up to less garbage and waste left behind on frozen lakes.
The Kettle River Watershed covers 672,235 acres in northeast Minnesota, covering parts of Aitkin, Carlton, Kanabec, and Pine counties.
MPCA investigation found that Rainy Lake Oil failed to repair a pipe that was leaking diesel fuel underground for more than four months in 2024.
The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.