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- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 25 April 2016
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 16 December 2025
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of regularly...
- Published by:
- OpenDataNI
- Last updated:
- 16 December 2025
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR
survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of...
- Published by:
- OpenDataNI
- Last updated:
- 16 December 2025
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR
survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of...
- Published by:
- OpenDataNI
- Last updated:
- 16 December 2025
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR
survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of...
- Published by:
- OpenDataNI
- Last updated:
- 16 December 2025
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR
survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of...
- Published by:
- OpenDataNI
- Last updated:
- 23 December 2025
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR
survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of...
- Published by:
- OpenDataNI
- Last updated:
- 25 March 2026
Terrain (DTM) & Surface (DSM) elevation models of river basins derived from airborne LIDAR
survey systems. A Digital Terrain Model (DTM) is a digital file consisting of a grid of...
- Published by:
- OpenDataNI
- Last updated:
- 21 March 2020
This shows the location of each of our 50K tiles. The 50K Grid is published here for Open Data and can be used as a reference system for the download of the 50m DTM.
The OSNI Largescale grid is...
- Published by:
- Joint Nature Conservation Committee
- Last updated:
- 17 May 2018
The River Parrett falls within the boundary of the Severn estuary pSAC. Until this survey no marine biological survey had been undertaken in the river. This survey was undertaken, under contract to...
- Published by:
- Joint Nature Conservation Committee
- Last updated:
- 17 May 2018
The River Parrett falls within the boundary of the Severn estuary pSAC. Until this survey no marine biological survey had been undertaken in the river. This survey was undertaken, under contract to...
- Published by:
- OpenDataNI
- Last updated:
- 20 June 2020
This shows the location of each of our 50K tiles. The 50K Grid is published here for Open Data and can be used as a reference system for the download of the 50m DTM.
The OSNI Largescale grid is...
- Published by:
- Environmental Information Data Centre
- Last updated:
- 14 May 2026
Water quality modelled outputs for daily channel discharge and depth, nitrate-N, ammonium-N, suspended sediment concentration, total phosphorus, and soluble reactive phosphorus for the Mekong River...
