Mysterious Island Appears in Canadian Lake, Then Vanishes
B.C. Hydro says the island may have formed after record reservoir levels loosened shoreline forest and debris.
- On July 21, 2026, B.C. Hydro spotted a massive 105,000-square-foot floating island in satellite imagery near Finlay Bay, about 62 miles west of the W.A.C. Bennett Dam in Williston Reservoir.
- With the 680-square-mile Williston Reservoir too vast to monitor entirely, B.C. Hydro community relations coordinator Bob Gammer suspects high mountain snowpack and steady summer rains caused record reservoir levels that dislodged forest from the shoreline.
- An interlaced root system holds the island together while treetops act as sails; local residents Rocky Avery and Patrick Tutin reported sightings on Sunday and near the Peace Reach, with Tutin posting to Facebook, "This is something else, this is unreal!"
- The island's current location remains unknown as B.C. Hydro continues searching, though the utility conducts annual aerial debris surveys and maintains a safety radio service encouraging public reports of hazards and updates on the floating forest.
- Williston Reservoir remains potentially hazardous for boaters with floating debris throughout; Gammer noted the forested island likely developed over many years as driftwood collected along the shoreline, similar to bogs in Wisconsin, and the reservoir has been below full capacity for 14 years.
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Canada Floating Island Mystery: Massive Island Spotted Before Vanishing From Williston Reservoir | 👍 LatestLY
A massive tree-covered floating island mysteriously appeared in British Columbia’s Williston Reservoir before disappearing from satellite imagery just weeks later. The landmass, estimated at 230 feet wide and 460 feet long, was photographed by a local boater and later confirmed by satellite images. Its sudden disappearance has prompted speculation over how the island formed. 👍 Canada Floating Island Mystery: Massive Island Spotted Before Vanish…
Mysterious Island Appears in Canadian Lake, Then Vanishes
Internewscast Journal Internewscast A vast, tree-covered island surfaced without warning in a Canadian lake, baffling… This Post: Mysterious Island Appears in Canadian Lake, Then Vanishes first appeared on Internewscast Journal
A 9,800-square-meter floating island appeared and then disappeared in Williston Reservoir, Canada. What really happened?
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