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Sonraí & Mapaí

Geological Survey Ireland produces a wide range of datasets from bedrock, quaternary, groundwater, marine, geological heritage, to geotechnical, minerals, geophysics, geochemistry and geohazards.

These are organised by themes accessible on the left panel (desktop view) or below (mobile view).

Data can be downloaded in zip files. They can be viewed in our online viewers. Metadata can be accessed along with web services.

Goldmine is a repository of scanned documents in particular old maps and reports.

All files are projected to Irish Transverse Mercator / ITM except when otherwise stated. The Marine files are in WGS84.

General Access to Data


Data Downloadsee left panel (desktop view) or below (mobile view) for specific theme
Map ViewerLink to our spatial resources viewer series
MetadataLink to Irish Spatial Data Exchange (ISDE) website to website
​Web ServicesRest Services
GoldmineLink to our online digital archive for maps and documents