PPRN: Natural Hazard Prevention Plan for L'Houmeau Municipality

A plan for the prevention of natural hazards (PPRN) approved for the municipality of L'Houmeau on 11 December 2020. The dataset includes layers for the scope of exposure to risk and the PPRN restricted area. It was last updated on 17 September 2021 by the Bureau de Recherches Géologiques et Minières.

Use Cases

• Mapping areas exposed to coastal erosion and marine submersion risk based on the scope of exposure layer.
• Identifying land-use restrictions for development based on the PPRN restricted area layer.
• Supporting municipal planning and regulatory decisions concerning natural hazards.
• Analyzing coastal risk zones for insurance or infrastructure resilience studies.

Strengths

• Approved by a prefectural decree on 11 December 2020, providing official regulatory status.
• Includes at least two distinct geospatial layers for risk exposure and restricted areas.
• Last updated on 17 September 2021, indicating recent maintenance.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and file formats are unknown, which may limit suitability assessment.

Provenance

Source

BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES

Collection Method

Likely produced as part of official natural hazard prevention planning.

Time Range

Approved 2020-12-11.

Freshness

Last updated 2021-09-17 00:00:00; freshness should be verified.

Geography

Municipality of L'Houmeau, France (coastal rivers area).