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18 January 2022 satellite imagery analysis of Nomuka Island, Tonga, following the Hunga Tonga-Hunga Ha'apai volcanic eruption. The United Nations Satellite Centre (UNOSAT) identified 260 structures, with 52 damaged/destroyed, 13 potentially flooded, and almost all covered with ash. This is a preliminary analysis from a Pleiades image acquired on 18 January 2022, 10:45 local time.
Data is provided in SHP and GEODATABASE formats, requiring GIS software for use. License is CC-BY-SA-4.0.