Product ID: 3435 - English
Published: 18 Jan, 2022
GLIDE: VO20220115TON


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This map illustrates impact of the Hunga Tonga-hunga Ha'apai volcanic eruption and subsequent tsunami in the Atata island (Kolovao district, Tonga) and the related damage assessment as detected from a Pleiades image acquired on 18 January 2022, 19:45 local time. Within this island, UNOSAT identified 72 structures as damaged, 28 structures as potentially damaged. Furthermore, the entire island appears to be covered with volcanic ash.
This is a preliminary analysis and has not yet been validated in the field. Please send ground feedback to the United Nations Satellite Centre (UNOSAT).
Satellite Data (Post-event): Pleiades
Imagery Date: 17 Jan 2022, 21:45 UTC
Resolution: 50 cm
Copyright: © CNES (2022), Distribution Airbus DS.
Source: Airbus DS
Satellite Data (Pre-event): ESRI World Imagery
Boundary data: Secretariat of the Pacific Community, Statistics for Development Division
Populated place: OpenStreetMap
Building footprint: OpenStreetMap
Analysis: United Nations Satellite Centre (UNOSAT)
Production: United Nations Satellite Centre (UNOSAT)