Wildfire Alert: Anvil Lake Fire Shuts Down Iconic Superior Hiking Trail Segment and BWCA Entry Points
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- October 10, 2025
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A wildfire burning within the cherished Boundary Waters Canoe Area Wilderness (BWCAW) has prompted significant closures, including a crucial section of the popular Superior Hiking Trail. The Anvil Lake Fire, ignited by lightning and currently estimated at around 200 acres, is not actively threatening structures but has led authorities to prioritize public safety and wilderness preservation.
Hikers planning to explore Minnesota's breathtaking North Shore must take note: a segment of the Superior Hiking Trail stretching from Big Bay Wayside to the Cascade River is now inaccessible.
This closure, issued by the U.S. Forest Service, is a direct response to the fire's proximity and the need to keep outdoor enthusiasts out of harm's way while fire crews monitor the evolving situation.
The Anvil Lake Fire, located approximately 20 miles northeast of Grand Marais near Little Saganaga Lake, started deep within the BWCAW, an area where fire management often prioritizes natural processes.
This means active suppression efforts, such as the use of heavy equipment, are generally avoided unless human lives or significant infrastructure are at risk. Instead, fire managers are focused on monitoring its spread and establishing containment lines where the wilderness boundary allows, ensuring it doesn't escape into more populated or developed areas.
Beyond the Superior Hiking Trail, the incident has also necessitated the closure of several BWCAW entry points, portages, and campsites.
Visitors with permits for areas such as Lizz Lake, Poplar Lake, and parts of Little Saganaga Lake should check with the U.S. Forest Service for specific re-routing or cancellation information. These closures are vital for allowing fire personnel to work safely and for preventing any unexpected encounters between the public and the fire.
Officials from the U.S.
Forest Service and the Minnesota Department of Natural Resources are urging all visitors to exercise extreme caution and stay informed about current conditions. With dry weather contributing to heightened fire risks across the region, it’s a stark reminder of nature's power and the importance of adhering to all wilderness regulations and safety advisories.
Always practice Leave No Trace principles, especially regarding campfires, and be prepared for potential changes to your outdoor plans.
.Disclaimer: This article was generated in part using artificial intelligence and may contain errors or omissions. The content is provided for informational purposes only and does not constitute professional advice. We makes no representations or warranties regarding its accuracy, completeness, or reliability. Readers are advised to verify the information independently before relying on