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Past observations · no prediction.
No disaster recognition does not mean no risk. A missing decision is not a refusal.
Decisions are linked to current municipalities. A decision concerning an older territory is identified in the details; it does not automatically cover the whole current municipality.
Available coverage: metropolitan France. The required overseas records and boundaries are unavailable in this product. This does not mean there are no decisions or risks in those territories.
Map designed by Nicolas Le Corvec, PhD in geology and former geotechnical engineer, investigating drought damage to cracked houses (G5 assignments).
Decisions: French Official Journal (DILA, Légifrance); pre-2005 recognitions supplemented by Géorisques (GASPAR). Boundaries: IGN ADMIN EXPRESS 2026. Basemap: Plan IGN (Géoplateforme), without permanent labels. Processing: fiñv.