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  • Glens Rathlin Network Contribution

    Publisher
    OpenDataNI
    Updated
    20 December 2021
    About this layerNetwork contribution area scores were exported from the SciMAP application outputs within SAGA GIS. The scores were based on inputs from CEH Land cover 2007, Met Office average...
  • Historical Landuse Dataset

    Publisher
    OpenDataNI
    Updated
    7 August 2021
    About this layerThe Land Use Database held by the Northern Ireland Environment Agency (NIEA) provides a record of approximately 14,000 sites that have had previous industrial land use(s).What can...
  • Subtidal and Intertidal Seagrass Beds

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    The subtidal polygons were digitised around survey data in which Zostera marina (subtidal seagrass) beds were identified from dive and towed camera surveys. The boundary was digitised according to...
  • Upper Lough Erne Network Contribution

    Publisher
    OpenDataNI
    Updated
    11 December 2021
    About this layerNetwork contribution area scores were exported from the SciMAP application outputs within SAGA GIS. The scores were based on inputs from CEH Land cover 2007, Met Office average...
  • OSNI Open Data - Largescale Boundaries - Townlands

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    The OSNI Largescale Townlands is a polygon dataset consisting of the Townland boundaries. Townlands are an ancient method of land measurement found only in Ireland and can be very important in...
  • OSNI Open Data - 50K Boundaries - NI Outline

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    Mid scale vector polygon dataset of NI Outline. Published here for OpenData. By download or use of this dataset you agree to abide by the LPS Open Government Data Licence.
  • OSNI Open Data - Gazetteer - Streetnames

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    This street listing contains the name and Irish Grid coordinates for all streets in Northern Ireland. Published here for Open Data. By download or use of this dataset you agree to abide by the LPS...
  • Bush Network Contribution

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    Network contribution area scores were exported from the SciMAP application outputs within SAGA GIS. The scores were based on inputs from CEH Land cover 2007, Met Office average rainfall and 5...
  • Consolidated Lden

    Publisher
    OpenDataNI
    Updated
    9 September 2025
    Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - ConsolidatedAn area of a territory that has a population exceeding 100,000 people and a population density equal or greater to...
  • Lower Lough Erne Network Contribution

    Publisher
    OpenDataNI
    Updated
    4 December 2021
    About this layerNetwork contribution area scores were exported from the SciMAP application outputs within SAGA GIS. The scores were based on inputs from CEH Land cover 2007, Met Office average...
  • Consolidated LAeq 16h

    Publisher
    OpenDataNI
    Updated
    17 September 2026
    Source Lden Lnight Lday Levening LAeq,16hr Belfast Agglomeration - ConsolidatedAn area of a territory that has a population exceeding 100,000 people and a population density equal or greater to...
  • OSNI Open Data - 50K Boundaries - District Electoral Areas (1993)

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    OSNI 50k DEAs as they were from 1993. Published here for OpenData. By download or use of this dataset you agree to abide by the LPS Open Government Data Licence.Please Note for Open Data NI Users:...
  • River Water Quality Monitoring 1990 to 2018 - Biochemical Oxygen Demand

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    This table provides the raw data from river monitoring sites including Water Framework Directive monitoring sites. It should be noted that, as the data set is in its raw state, it cannot be used...
  • Register of Private Water Supplies in Northern Ireland (20190321)

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    About this layer: A private water supply is any supply of water intended for human consumption and not provided by the water undertaker appointed under Article 13 of The Water and Sewerage...
  • OSNI Open Data - Largescale Boundaries - District Electoral Areas (1993)

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    The OSNI Large-scale boundaries is a polygon dataset consistingofDistrict Electoral Areas set in 1993.The data has been extracted from OSNI Largescale database and has been topologically cleansed...
  • Lough Melvin And Arney Network Contribution

    Publisher
    OpenDataNI
    Updated
    15 August 2022
    About this layerNetwork contribution area scores were exported from the SciMAP application outputs within SAGA GIS. The scores were based on inputs from CEH Land cover 2007, Met Office average...
  • OSNI Open Data - Largescale Boundaries - Wards (1993)

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    This is a polygon dataset consisting of Standard Electoral Wards set in 1993. The data has been extracted from OSNI Largescale database and has been topologically cleansed and attributed to create...
  • Major Railway Lnight

    Publisher
    OpenDataNI
    Updated
    17 September 2026
    Source LdenLnight Lday Levening LAeq,16hr LAeq,6hr LAeq,18hr Major Railway Those which have more than 30,000 train passages per year (for mapping rounds other than Round 1)The day-evening-night...
  • Roe Network Contribution

    Publisher
    OpenDataNI
    Updated
    11 December 2021
    About this layerNetwork contribution area scores were exported from the SciMAP application outputs within SAGA GIS. The scores were based on inputs from CEH Land cover 2007, Met Office average...
  • River Water Quality Monitoring 1990 to 2018 - Nitrate

    Publisher
    OpenDataNI
    Updated
    8 July 2026
    This table provides the raw data from river monitoring sites including Water Framework Directive monitoring sites. It should be noted that, as the data set is in its raw state, it cannot be used...