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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.
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.
Streams of the Upper St. Croix Watershed are among the most biologically intact, healthy, and resilient of watersheds in Minnesota.
The Clearwater River Watershed drains an area of 886,600 acres in the Red River of the North basin. The river flows to the northwest and southwest, eventually emptying into Red Lake River near Red Lake Falls.
This TMDL addresses 39 stream and river reaches in the Lower Mississippi and Cedar River basins with excess levels of fecal coliform.
MPCA policy recommendations for the upcoming legislative session
Agropur Inc., doing business as Le Sueur Cheese Company, land applied too much industrial byproduct, resulting in rates of nitrogen and phosphorus that exceeded the allowed limits by more than 10 percent. The violations occurred in 2022, near its cheese production facility in Le Sueur, Minnesota.
This training program focuses on the implementation of best management practices for lawn/turf care maintenance.
Louisiana-Pacific has been fined $15,775 for stormwater and wetland violations according to a Minnesota Pollution Control Agency (MPCA) enforcement investigation. Louisiana-Pacific operates a wood-board manufacturing facility in Two Harbors, Minnesota.
The MPCA's Petroleum Remediation Program addresses risks to people and the environment from contamination caused by leaking petroleum storage tanks.
Smith Foundry has ceased operations at its East Phillips facility after an investigation and settlement with the U.S. EPA that the MPCA supported.
Pig’s Eye Dump in Saint Paul has been slated for cleanup and restoration.
Coal tar-based sealants can no longer be sold or applied legally in Minnesota as of 2014.
A project to address excess sediment and turbidity in the Mississippi River, from Fort Snelling at St. Paul to upper Lake Pepin at Red Wing, based on a site-specific standard developed by the MPCA and Wisconsin Department of Natural Resources.
Construction and interim feedlot permit forms
We Are Water MN travels to Stillwater to focus on the St. Croix River, featuring artwork by painter Kami Mendlik.
Properly trained and certified SSTS personnel are critical. What work duties can local program staff do before becoming certified, and how can that process be expedited?
The MPCA studies, monitors, and regulates many land pollutants that affect the quality of life in Minnesota and the health of residents.
The Minnesota Pollution Control Agency places members with host sites throughout Minnesota each year. Members serve full-time for 11 months (Sept. 2026 through Aug. 20227) at environmental nonprofits, government agencies, and educational institutions.
Addressing climate change presents us with a historic opportunity to strengthen our economy, improve our health, and create a more equitable Minnesota for everyone.