The rebirth of the volcanic island Home Reef, Tonga

Sentinel-1 CSAR IW acquired on 19 August 2022 at 17:08:19 UTC
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Sentinel-2 MSI acquired on 09 September 2022 at 21:59:31 UTC
Sentinel-1 CSAR IW acquired on 12 September 2022 at 17:08:20 UTC
Sentinel-2 MSI acquired on 19 September 2022 at 21:59:21 UTC
Author(s): Sentinel Vision team, VisioTerra, France - svp@visioterra.fr
Keyword(s): Geohazard, eruption, island, archipelago, reef, volcano, Tonga, Pacific Ring of Fire
Fig. 1 - S2 (30.08.2022; 04.09.2022) - Home Reef is a volcanic island atop an underwater volcano in the central islands of Tonga.
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Fig. 2 - S2 (09.09.2022; 14.09.2022; 19.09.2022) - The Tonga Home Reef volcano erupted on September 9, 2022.
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It caused a volcanic underwater island to reappear. The island had grown to 182 m N-S and 173 m E-W by 18 September.
Fig. 3 - S1 (19.08.2022; 12.09.2022; 24.09.2022) - Home Reef was first reported in 1852 when an ephemeral island was formed.
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The views expressed herein can in no way be taken to reflect the official opinion of the European Space Agency or the European Union.
Contains modified Copernicus Sentinel data 2025, processed by VisioTerra.
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