Flood Risk Perimeters for Crazannes, Charente-Maritime, France

BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES provides boundaries for different stages of a Natural Risk Prevention Plan (PPRN) for the commune of Crazannes. The dataset includes prescribed, regulated, and study perimeters related to flooding from the Charente river. The data was last updated on 2021-09-17.

Use Cases

• Mapping regulated flood exposure zones for building permit reviews based on the approved perimeter.
• Analyzing the evolution of hazard study areas based on the prescribed and study perimeters.
• Assessing utility easement impacts on land parcels based on the PM1 perimeter classification.

Strengths

• Boundaries are linked to official acts with specified effective dates.
• Distinguishes between three distinct regulatory and planning perimeters.

Limitations

• Row count and column-level documentation are absent; field semantics must be inferred after download.
• Last updated 2021-09-17 00:00:00; freshness should be verified.

Provenance

Source

BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES

Freshness

2021-09-17 00:00:00

Geography

Commune of Crazannes, Charente-Maritime, France