PPRN: Flood Risk Prevention Plan Regulated Areas for Ville-Saint-Etienne, France

Ville-Saint-Etienne municipality's regulated land-use zones for flood risk prevention, created by the French Bureau de Recherches Géologiques et Minières. The data represents Submersible Surface Plans (PSS) and Risk Prevention Plans (PPR), which enforce utility easements and construction prohibitions based on hazard levels. The dataset was last updated on April 5, 2019.

Use Cases

• Mapping flood hazard zones for urban development planning based on the described regulatory zoning.
• Assessing land-use compliance for construction permits based on the described 'red' and 'blue' zone regulations.
• Modeling historical flood risk based on the described 'average' and centennial flood mapping methodologies.

Strengths

• Legal status is defined by specific French laws and decrees mentioned in the description.
• Regulatory framework distinguishes three specific hazard zone types ('red', 'blue', and others).

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Last updated 2019-04-05 00:00:00; freshness should be verified.
• Column-level documentation is absent; field semantics must be inferred after download.

Provenance

Source

BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES

Collection Method

Created as regulatory mapping documents (Submersible Surface Plans) under French decree-law.

Time Range

Historical coverage based on laws from 1935 and 1995, with data current as of 2019.

Freshness

2019-04-05

Geography

Municipality of Ville-Saint-Etienne, France (code 54584).