Building a geospatial model to identify potential geothermal sites in Ayrobera: Afar depression, NE Ethiopia

•GIS integrated with remote sensing data can be used to identify potential geothermal areas.•Weighted Overlay Analysis was applied for Ayrobera geothermal field (Ethiopia).•The most suitable geothermal sites in Ayrobera are identified.•The GIS model recognized different suitability zones for geothermal development in Ayrobera.•The GIS model helps for geothermal development and facilitate decision-making.