Aude

Recorded Natural Hazards (Géorisques)

It has 433 municipalities and 379,648 inhabitants. Under the seismic zoning in force since 2011, its highest seismicity is moderate (zone 3 of 5). A natural disaster has been declared 5,587 times since 1982 (one declaration per municipality and decree), mostly for floods (3,344) and drought (838). The most recent was signed on 18 January 2026. 55 municipalities have a high radon potential (category 3), home to 3% of inhabitants. 203 municipalities are covered by an approved natural hazard prevention plan.

Seismicity Zones

Number of municipalities in each zone of the regulatory seismic zoning (from 1, very low, to 5, high).

Natural Disasters Declared Since 1982

Declarations per five-year period.

Most Widespread Events

• 1992Snow Load · 22 January 1992433 municipalities
• 1992Floods and Mudflows · 22 January 1992433 municipalities
• 2009Floods and Mudflows · 24 January 2009433 municipalities
• 2009Wave Impact, Coastal Flooding · 24 January 2009433 municipalities
• 1982Floods and Mudflows · 6 November 1982433 municipalities
• 1982Storms · 6 November 1982433 municipalities

Most Frequently Affected Municipalities

• 35Narbonne
• 28Carcassonne
• 28Fleury
• 26Leucate
• 25Limoux
• 24Bize-Minervois
• 24Sainte-Valière
• 23Durban-Corbières

Hazards Listed by Municipality

Number of municipalities exposed to each natural hazard according to the departmental major risks file.

Hazards at a specific address on Géorisques