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Northern Iron operates an iron foundry in an environmental justice area in Saint Paul's Payne-Phalen neighborhood.
Minnesota passed a law in 2023 that restricts the use of lead and cadmium in 15 categories of consumer products, including toys and school supplies.
Answers to questions frequently asked by municipalities about management of contaminated sediments in stormwater collection systems that they own and operate.
In early 2024, Minnesota became the first U.S. state to establish a product stewardship program for boat wrap, which must provide free collection, transportation, reuse, recycling, and disposal.
The MPCA 401 certification fills a unique niche in protecting water quality by applying state water quality standards to projects.
In Minnesota, about 18,000 regulated underground storage tanks (UST) are in use. State rules specify requirements for underground storage tanks (UST) that store petroleum or hazardous substances, and any piping or other structures that are part of the tank systems.
Countless bacteria can be found in land, water, humans, and animals. Most bacteria are beneficial, serving as food for larger organisms and playing critical roles in natural processes such as organic…
The MPCA completed 75 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2024.
The MPCA closed 118 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2023.
The MPCA completed 78 enforcement cases for water quality, air quality, waste, stormwater, and wastewater violations in the second half of 2025, for a total of 146 for the year.