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Hawaii’s 90-Foot Holei Sea Arch Collapses, Park Warns

By Drooid · Oct 3, 2026, 2:55 PM UTC · How we work

Summary

Hawaii Volcanoes Park Collapse

U.S. Hawaii Volcanoes National Park confirmed the 90-foot Holei Sea Arch collapsed between Sept. 23 and Sept. 27, 2026.
The 550-year-old arch, formed from lava flows, was weakened by the 2018 Kilauea eruption, 2020 cracks, and Tropical Storm Darby.
Officials said the collapse may have happened while the park was closed during Tropical Storm Nolo.
Google Maps now labels the site “Permanently closed,” warning visitors to avoid unstable cliff edges.

Summary

National Park Service Alerts

The National Park Service announced the arch’s collapse in a news release on October 1, 2026.
Park officials warned that visitors crossing the closed perimeter face falling and drowning hazards.
Officials cautioned first-responders of heightened falling and drowning risks near the unstable cliffs.
The park reiterated mandatory restrictions prohibiting entry to the collapsed-area zone.
Rangers increased shoreline patrols to deter illegal access after the collapse.

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Hawaii Volcanoes Park Collapse

U.S. Hawaii Volcanoes National Park confirmed the 90-foot Holei Sea Arch collapsed between Sept. 23 and Sept. 27, 2026.
The 550-year-old arch, formed from lava flows, was weakened by the 2018 Kilauea eruption, 2020 cracks, and Tropical Storm Darby.
Officials said the collapse may have happened while the park was closed during Tropical Storm Nolo.
Google Maps now labels the site “Permanently closed,” warning visitors to avoid unstable cliff edges.

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