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

Details on sampling and monitoring requirements of your industrial stormwater permit.

Batteries aren’t trash, they’re treasure: Recycling old batteries gives their materials a new life. Visit CollectED's new, carnival-style interactive exhibit at MPCA's Eco Experience at the Minnesota State Fair to learn more about batteries.

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.

The MPCA has announced that 7 grant recipients will receive a total of $4.5 million for projects that expand or improve the efficiency of organics management operations in Minnesota.

Initial screening information for a contaminant of emerging concern, triclocarban.

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.

The MPCA has developed a report to help improve the data when the volume of trash or recyclables has to be converted to weight.

The U.S. EPA approved Minnesota's Statewide Mercury Total Maximum Daily Load study in March 2007.

The Red River of the North - Sand Hill River Watershed covers 708,469 acres and is part of the Red River Basin in northwestern Minnesota and southeastern North Dakota.

In 2009, a federal court ruled that NPDES permits were required for all biological and chemical pesticide applications that leave a residue in water when applications are made in, over, or near waters of the United States.

Initial screening information for a contaminant of emerging concern, Perfluorohexane sulfonic acid.

MPCA's fish sampling process and why we do it

Use these tools to help educate the public and boost participation in your household hazardous waste program.

Minnesota rules allow for specific uses (called beneficial uses) of certain materials that otherwise would be classified as solid waste.

The Otter Tail River Watershed encompasses three different ecoregions, covering more than 1.2 million acres in west-central Minnesota.

Training resources for feedlot officers in Minnesota.

Resources and guidance for TMDL projects in Minnesota.

Initial screening information for a contaminant of emerging concern, perfluorooctane sulfonate.

A cumulative impacts analysis provides a comprehensive look at all burdens that affect a community or neighborhood.