Global Rapid Post-Disaster Damage Estimation (GRADE) for Hunga Tonga–Hunga Haʻapai Volcanic Eruption

The Global Rapid Post-Disaster Damage Estimation (GRADE) report on the January 15 eruption was prepared by the World Bank at the request of the Government of Tonga and in consultation with other partners. It is the first assessment published following the Tonga disaster that provides estimated costs of the physical damages caused by the volcanic eruption and tsunami.