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Geotechnical data and maps include geotechnical boreholes provided by industry and the GeoURBAN viewer presenting a spatial geological model of Greater Dublin Area.

External Geotechnical Boreholes and Site Investigations

Geotechnical boreholes and site investigations are submitted by industry, stored in the National Geotechnical Borehole Database and displayed on the geotechnical viewer.

Coordinate System: Irish Transverse Mercator / ITM

Data DownloadZip file
Map ViewerLink to viewer
Web Services

External Boreholes Map Server

External Site Investigations Map Server


The GeoUrban viewer provides a range of geological data for Irish urban areas including Depth-to-bedrock and Rockhead for Dublin.

Coordinate System: Irish Transverse Mercator / ITM 

​Map ViewerLink to viewer​
Web ServicesDepth to Bedrock MapServer