GSI Data Downloads

About GSI Downloads

The following downloads are provided free of charge. All data contained on this page is Copyright DCMNR and Government of Ireland. It may not be used for commercial purposes without prior written consent. Please click here for Data Usage Statement.

The files are stored as Winzip files in shapefile format. All files are projected to Irish National Grid except for the Seabed Survey (INFOMAR) files which are in WGS84.
Area Boundaries in any of these files are approximate and are not legally accurate. For more information please contact GSI at GSI.info@dcmnr.gov.ie

Available downloads

Bedrock Geology 1:100,000 (19.8Mb)	Bedrock Geology 1:500,000 (4.45Mb)	Bedrock Boreholes (542Kb)
Groundwater Aquifers (13.2Mb)	Karst Features (302Kb)	Source Protection Areas (520Kb)
National Draft Generalised Bedrock Map (Groundwater Rockunits) (7.98Mb)	Upper Palaeozoic Palaeontology Sites (26.3Kb)	Groundwater Tracer lines (35Kb)
Geotechnical Boreholes & Report areas (845Kb)	Mineral Locations & Quarry Directory (610Kb)	Groundwater Wells (Shapefiles & Excel spreadsheets by county - 21Mb)
Groundwater Vulnerability National Interim Vulnerability (Entire dataset. Warning: 185Mb)  New file, updated July 2010

INFOMAR Datasets (WGS84 Projection) INFOMAR_LIDAR_Survey_WGS (618kb) INFOMAR_Survey2000_WGS (1.6Mb) INFOMAR_Survey2001_WGS (3.3Mb) INFOMAR_Survey2002_WGS (285kb) INFOMAR_Survey2003_WGS (48.6Mb) INFOMAR_Survey2004_WGS (80.9Mb) INFOMAR_Survey2005_WGS (11.2Mb) INFOMAR_Survey2006_WGS(21.3Mb) INFOMAR_Survey2007_WGS (67.2Mb) INFOMAR_Survey2008_WGS (34.1Mb) INFOMAR_Zones_WGS (209kb) Irish_Designated_Seabed_Zone_WGS (23kb) PAD_Survey1996_WGS (3.4Mb)