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PolyMet Mining plans to develop a mine and processing plant to extract copper, nickel, and precious metals.
A project to address high levels of suspended sediment in the Minnesota River and the South Metro portion of the Mississippi River.
MPCA studies shows 75% of Minnesota lakes meet standards for recreation. Clean Water Fund dollars help answer water quality questions.
Ask the MPCA features questions Minnesotans have asked us, on the issues the agency works on, from waste disposal, water and air quality, and chemicals in products to recycling and reuse,…
Salt is commonly over-applied, sending too much chloride into our waterways and wreaking havoc on fish and other wildlife.
The Minnesota Pollution Control Agency (MPCA) today released an environmental assessment worksheet (EAW) for a new facility proposed by Dem-Con that will process organic materials through anaerobic digesters at its environmental campus in Shakopee, Minnesota.
Join the Cooperative Purchasing Venture (CPV)Through the Cooperative Purchasing Venture (CPV), eligible entities can purchase goods, certain services and utilities from contracts established for…
From January through March 2025, MPCA air monitoring data showed elevated lead levels that exceeded national ambient air quality standards near the facility. An MPCA inspection of Gopher Resource in spring 2025 confirmed that the source of the elevated lead levels was addressed.
Dairy will pay a fine and take corrective steps for improperly discharging industrial waste into a city curb and gutter stormwater system in Nicollet County.
Find sustainable products for your business with these helpful certification and labeling systems.
The MPCA is investigating the source of the chemical 1,4-dioxane in private wells in Gem Lake.
Lake of the Woods is a big lake with a big problem caused by one of nature’s smallest organisms: algae. Scientists from the MPCA and the Science Museum are working together to understand why.
The Snake River begins its 50-mile course in Marshall County and drains an area of 611,800 acres. The Snake River Watershed lies within Marshall, Polk, and Pennington Counties in NW Minnesota.
We Are Water MN travels to Stillwater to focus on the St. Croix River, featuring artwork by painter Kami Mendlik.
Details on sampling and monitoring requirements of your industrial stormwater permit.
MPCA has developed a draft wastewater permit for the MagIron LLC facility near Grand Rapids, Minn. The facility will process former natural iron ore mining waste material into high-grade, low-impurity iron ore concentrate at the site and supply electric arc furnace steelmaking.
Cleanup and recovery from a natural disaster depends on local units of government to guide and direct residents to ensure the effective and efficient disposal of wastes in accordance with statutes, rules, and guidelines.
Green and safer product chemistry is formulating or designing a new product (or reformulating an existing one) to reduce harmful environmental, workplace, human health, and energy use effects over the product's entire life cycle.
The northeast region of Minnesota is home to the state’s metallic mining industry. The "Iron Range" has a history of iron ore (“ferrous”) mining dating back to the late 1800s and includes the large…
Clearing ice? Before you reach for the salt bag and begin to scatter, consider using other tools to get the job done that are less toxic to our waterways and our beloved pets, and will save you money.