Two layers help understand the potential impact of the flood signal of EFAS medium-range forecasts. The procedure is described on the EFAS website and is published in Dottori et al., 2017.

Rapid Flood Mapping

The figure below explains the Rapid Flood Mapping layer

Rapid Impact Assessment

The figures below explain the Rapid Impact Assessment layer

Mapviewer

Regions shaded grey on the Rapid Impact Assessment layer are areas where the expected flood return period falls below the estimated flood protection levels, therefore flood impacts are not expected.

Pop-out window

The data in the pop out table are sourced from the following datasets:

Population affected: Global Human Settlement Layer

Estimated protection levels: FLOPROS

Total roads affected: OpenStreetMap

Artificial/Agricultural surfaces and Forest and semi-natural: CORINE land cover for 2012