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  • BGS 1:253 440 Quarter-inch series geological maps

    Publisher
    British Geological Survey (BGS)
    Updated
    25 September 2026
    These maps are based on the Ordnance Survey quarter-inch to the mile series of maps, for England / Wales and Scotland. Most maps in this series show solid geology only, but there are a few drift...
  • 1:250K Geological Maps of Northern Ireland version 2

    Publisher
    British Geological Survey (BGS)
    Updated
    25 September 2026
    The 1:250k Geological Maps of Northern Ireland comprise the Superficial Deposits Map (Drift, 1991) and the Bedrock Map (Solid Geology, 1997). These maps identify landscape areas based on their...
  • BGS Geology - 625k (DiGMapGB-625) 2008

    Publisher
    British Geological Survey (BGS)
    Updated
    25 September 2026
    Data identifying landscape areas (shown as polygons) attributed with geological names. The scale of the data is 1:625 000 providing a simplified interpretation of the geology and may be used as a...
  • BGS Geology - 625k (DiGMapGB-625) Bedrock version 5

    Publisher
    British Geological Survey (BGS)
    Updated
    25 September 2026
    Data identifying landscape areas (shown as polygons) attributed with geological names and rock type descriptions. The scale of the data is 1:625 000, providing a simplified interpretation of the...
  • 1991 AP

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1973 OS 27 10K

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • End Point Rate

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 2012 Ortho OSNI

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1968 AP

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 2005 Ortho OSNI

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 2004 Ortho OSNI

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1970 OS 27 10K

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • Weighted Linear Regression

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1848-1859 OS CS 2nd Ed

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1963 AP

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 2006 Ortho OSNI

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • Baseline Definition

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 2019 Ortho OSNI

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1980 OS 27 10K

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...
  • 1979 OS 27 10K

    Publisher
    OpenDataNI
    Updated
    21 July 2025
    The primary objective from this project was to acquire historical shoreline information for all of the Northern Ireland coastline. Having this detailed understanding of the coast’s shoreline...