BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES provides lines and values of flood isocotes for the Dordogne basin and its tributaries. The dataset covers the reference flood for 15 municipalities in Corrèze, based on historical and modeled centennial flood events. The PPRi regulations were approved on 30/10/2013.
Use Cases
- Mapping flood hazard zones based on the defined isocote lines.
- Assessing land-use restrictions for construction based on the red, dark blue, and blue zone classifications.
- Modeling flood risk for specific rivers mentioned, including the Dordogne, Maronne, and Souvigne.
- Analyzing the impact of historical flood events, such as the October 1960 flood for the Souvigne, Sagne, and Fidèle rivers.
Strengths
- Covers 15 specific municipalities in the Corrèze department.
- Based on a defined regulatory framework (PPRi) approved on 30/10/2013.
- Hazard derived from modeling and specific historical flood events.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Last updated 2022-01-14 00:00:00; freshness should be verified.
- Row count and file formats are unknown, which may limit suitability assessment.
Provenance
- Source
- BUREAU DE RECHERCHES GÉOLOGIQUES ET MINIÈRES
- Collection Method
- Derived from flood hazard modeling and historical data.
- Time Range
- Reference events include the October 1960 flood and calculated centennial floods.
- Freshness
- 2022-01-14 00:00:00
- Geography
- Covers 15 communes in the Dordogne basin and its tributaries from Argentat to Liourdres, Corrèze, France.