Current Conditions at Isle Royale

A backpacker stand on top of a rocky ridge and over looks Isle Royale and Lake Superior.
Know the most up-to-date island information before your trip.

NPS / Katie Keller

Quick Facts


  • Masks are required in all Isle Royale buildings and on all ferries and seaplanes, regardless of location or vaccination status.
  • Check out the most up-to-date Covid-19 details.

Transportation Services

As of 10/1/21, all transportation services for the 2021 season have concluded. Questions about transportation services and making reservations for 2022 may be directed toward respective providers.


Fire Restrictions

As of 9/11, fire restrictions in the park have been lifted. Campfires are allowed in metal rings and grill grates found at select campgrounds. Use dead and downed wood only no bigger than your wrist. Make sure fires are completely out before you go to bed or leave a campground.


  • The Horne Fire near the shore of Duncan Bay by the Tobin-Duncan Portage is being monitored by park staff.

  • Closures: Due to the progress of the Horne Fire, ongoing drought conditions, and elevated levels of fire danger, the following closures are necessary to maintain public health and safety. Closed areas will be signed where possible and monitored to ensure compliance.

    • Greenstone Ridge Trail East of Mount Franklin Junction

    • Duncan Narrows Campground and Dock

    • Tobin Harbor Dock (with the exception of the seaplane dock for the concessions seaplane operation as conditions allow)

    • Hidden Lake Dock

    • Hidden Lake Trail and Lookout Louise

    • Cross-Country Camping Zones 8, 9, 10, 11, 34, 35, 36 are closed for camping as well as cross-country day use

    • Other areas if directed by fire personnel

Bug Report

  • Officially on vacation until spring 2022.


  • Closed until April 16, 2022.


  • Closed until April 16, 2022.


Water Conditions

  • Caution - Algal Blooms:

    • Visitors should use caution not just on any inland lake that appears to have algal-bloom like symptoms (pea-soup, green sludge, blue-green blobs). Visitors are encouraged to report any sightings to park rangers and avoid interacting with water with suspect conditions.

Isle Royale National Park

Last updated: December 2, 2021