BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES provides official geospatial boundaries for the Flood Risk Prevention Plan (PPRN) of the Charente River. The dataset includes perimeters for the prescribed, regulated, and study phases of the plan's development. It was last updated on 2021-09-17.
Use Cases
- Map regulated flood exposure zones based on the approved RPP perimeter.
- Track the evolution of a flood risk plan based on its prescribed, study, and approved perimeters.
- Analyze the spatial extent of studied hazards based on the study perimeter envelope.
Strengths
- Boundaries are defined by official acts with specified effective dates.
- Dataset distinguishes between three key planning phases: prescribed, regulated, and study.
Limitations
- Description metadata is limited; actual data quality requires manual inspection after download.
- Last updated 2021-09-17 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
- Freshness
- Last updated 2021-09-17 00:00:00
- Geography
- Commune of La Vallée, Charente-Maritime, France