The 20 most expensive natural disasters: 2014-2023

January 29, 2025
natural disasters

Figures in billions USD

DateEventRegion/countryEconomic lossesInsured losses
August 2017Hurricane Harvey
(Tropical cyclone)
United States (Texas)12530
September 2022Hurricane Ian
(Tropical cyclone)
Cayman Islands, Cuba, Jamaica, South-Eastern United States9654
February 2023EarthquakeTurkey, Syria92.356.2
September 2017Hurricane Maria
(Tropical cyclone)
America's Caribbean9030
September 2017Hurricane Irma
(Tropical cyclone)
America's Caribbean7733
Aug-Sept 2021Hurricane Ida
(Tropical cyclone)
America's Caribbean7536
July 2021Western Europe floodsGermany, Belgium, Luxembourg, Netherlands4616
April 2016Kumamoto earthquakeJapan382.5
June-September 2020Seasonal floodsChina35NA
May-September 2023Seasonal floodsChina32.21.4
October 2017Forest firesUnited States (California)183
November 2018Camp Fire wildfireUnited States (California)16.510
October 2023Hurricane Otis
(Tropical cyclone)
Mexico15.32.1
January-June 2023Drought in the La Plata basinBrazil, Argentina, Uruguay15.31
October 2017Tubbs forest firesUnited States (California)14.58.7
2023DroughtUnited States146.5
August 2020Storms, tornadoesUnited States (Iowa and northwest Illinois)13.69.2
May 2023FloodsItaly (Emilia-Romagna)9.80.6
November 2018Woolsey FireUnited States9.054.2
March 2023SCS stormsUnited States6.14.9

NA: not available
Source: Aon-Climate and Catastrophe Insight

natural disasters

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