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Tonga's Home Reef volcanic island continues to expand

Home Reef in Tonga has continued building land after a major 1984 eruption produced a 12-kilometre plume and formed an island. The volcanic island has reportedly gained nearly 20 acres over 42 years.

By DoomRadar · Published on DoomRadar .

Why it matters

Ongoing volcanic island growth indicates persistent geological activity and may affect nearby maritime navigation or monitoring.

Related source links

These links were collected with this event. Recorded source dates may reflect when a link was found. Article publication dates are shown only when available from the source. Open the originals for their full context.

  1. Home Reef: In 1984, Tonga's Home Reef shot a 12km-high plume into the sky and built an island. 42 years later, the growing volcanic island has gained nearly 20 acres of land ↗economictimes.indiatimes.com · Recorded source date: Sep 15, 2026, 11:47 PM UTC

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