PPRN/PSS: Flood Risk Regulatory Zones for Atton Municipality

Submersible Surface Planes (PSS) are French flood hazard maps created by decree-laws in 1935 and 1937. The dataset, managed by the Bureau de Recherches Géologiques et Minières, represents the PPRN (Risk Prevention Plan) status for the municipality of Atton (54027), which enforces land-use restrictions based on hazard levels. It was last updated on April 5, 2019.

Use Cases

• Identify land parcels subject to construction prohibitions based on the 'red zone' hazard classification mentioned in the description.
• Assess regulatory requirements for projects in 'blue zones' where hazard levels are average, as described.
• Map areas not directly exposed to risks but where developments could aggravate them, as defined for natural PPRs.
• Analyze the legal transition from PSS to PPR status for municipalities, as outlined in the Environmental Code.

Strengths

• Has a defined legal basis from French decree-laws and the Barnier Law of 1995.
• Provides a specific geographic scope for the municipality of Atton (code 54027).
• Last update date is explicitly stated as 2019-04-05.

Limitations

• Row count and dataset size are unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after download.
• Last updated 2019-04-05; freshness should be verified for current applications.

Provenance

Source

Bureau de Recherches Géologiques et Minières

Freshness

Last updated 2019-04-05 00:00:00

Geography

Municipality of Atton (54027), France