Mining

Minnesota DNR approves Twin Metals exploratory drilling plan near BWCAW

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The Minnesota DNR has approved a plan by Franconia Minerals, a Twin Metals Minnesota subsidiary, to drill for metallic minerals near Birch Lake, about nine miles south of Ely. The approval allows 19 exploratory drill sites along the shoreline and beneath the lake, which drains into the BWCA—prompting concerns about pollution risks to the protected watershed.

New technology may fight sulfate pollution near BWCAW

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Near Birch Lake Reservoir, Jeff Hanson’s mobile lab is testing a potentially proven, cost-effective method to remove sulfate from watersheds flowing into the Boundary Waters. This pollution, a byproduct of taconite mining, harms humans and contributes to toxic mercury levels in fish.

Aircraft surveys aim to map critical minerals across northern Minnesota

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Small aircraft equipped with advanced mapping technology are flying over northern Minnesota to survey geology and update maps of critical minerals. Led by the U.S. Geological Survey and the Minnesota Geological Survey, the project aims to improve understanding of resources vital for clean energy and national security. Whether the findings will encourage new mining in the region remains unclear.

Historic Boundary Waters legislation introduced in the U.S. Senate

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Earlier this week, Minnesota Senator Tina Smith introduced the Boundary Waters Wilderness Protection Act, a bill that would permanently safeguard the BWCAW. If passed, it would mark a major victory for those fighting to block sulfide-ore copper mining near the wilderness in northern Minnesota.

Trump’s executive order could impact copper-nickel mining plans near BWCA

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President Trump recently signed an executive order aimed at increasing mineral production within the United States, focusing on minerals such as copper-nickel. Though the order does not specifically target regions, it could impact areas near the BWCAW, potentially challenging land protections established by the previous administration.

Reintroduced bills leave BWCAW protection in the balance

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Two bills have been reintroduced to the legislature to address wilderness protection and mining practices near the BWCAW. Supporters of mining highlight its positive impact on local revenue and economic growth. However, opponents continue to advocate for protecting the wilderness and surrounding areas, noting that they contain some of the cleanest waters on Earth.

Minnesota DNR urged to reconsider environmental review for Mile Post 7 tailings project

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The Minnesota Court of Appeals sided with an environmental group over a mining expansion project along the North Shore. They ruled that the MNDNR must reconsider whether an EIS is necessary for the proposed expansion of the Mile Post 7 tailings pond. Northshore Mining is working to fulfill a permit to expand the basin just 3 miles from Lake Superior.

Twin Metals headquarters in Ely.

Twin Metals Minnesota appeals sulfide mining leases in court

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Multiple environmental groups traveled to Washington D.C., recently for the latest appeal by Twin Metals Minnesota. The Chilean-owned mining company has been seeking to reinstate two mineral leases near the BWCAW and other critical watersheds. The company appealed to a panel of judges, aiming to reinstate two preferential rights applications that would allow the company to build a mine south of Ely.

Trout stocking program reclaims Minnesota mine pits

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State agencies continue to stock rainbow trout in retired mine pits in northern Minnesota, enhancing local fisheries and tourism. In the spring and fall of 2024, the Department of Iron Range Resources & Rehabilitation (IRRR) stocked area lakes with roughly 2,800 pounds of fish.

Minnesota DNR suspends review of PolyMet mine project

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The MN DNR recently announced it will suspend its review of the PolyMet copper-nickel sulfide permit until late next year. “This decision recognizes that PolyMet owes Minnesotans transparency and honesty instead of continuing to waste scarce resources and everyone’s time.” said JT Haines from MCEA.