Alpes-de-Haute-Provence

Recorded Natural Hazards (Géorisques)

It has 198 municipalities and 168,054 inhabitants. Under the seismic zoning in force since 2011, 143 municipalities are in a medium or high seismicity zone (88% of inhabitants). A natural disaster has been declared 711 times since 1982 (one declaration per municipality and decree), mostly for floods (407) and drought (205). The most recent was signed on 16 December 2024. 2 municipalities have a high radon potential (category 3), home to 0% of inhabitants. 74 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

• 2017Drought (Clay Shrinkage) · 1 July 201758 municipalities
• 1994Ground Movements · 5 January 199452 municipalities
• 1994Floods and Mudflows · 5 January 199442 municipalities
• 2019Floods and Mudflows · 1 December 201936 municipalities
• 1994Floods and Mudflows · 4 November 199434 municipalities
• 2022Drought (Clay Shrinkage) · 1 April 202229 municipalities

Most Frequently Affected Municipalities

• 26Manosque
• 18Digne-les-Bains
• 12Pierrevert
• 11Saint-Michel-l'Observatoire
• 11Sisteron
• 11Forcalquier
• 10L'Escale
• 10Mane

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