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Digital Terrain Model

Publisher
OpenDataNI
Updated
6 August 2026
Topic
Not set

Summary

A pilot bathymetric LiDAR survey was commissioned in 2021 which mapped the nearshore areas of Dundrum Bay and areas of Carlingford Lough./p>

For the pilot bathymetric survey a Rapid Airborne Multi-bean Mapping System (RAMMS) operated at approximately 25000 range observations per second, while achieving 3-Secchi disk depth penetration. Where possible data was collected to depths of 10m, however, RAMMS is capable of capturing high resolution data to depths of three times the visual water clarity.

This is the Digital Terrain Model created from the LiDAR dataset.

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Data links

Link Format Preview Updated
ArcGIS GeoService JSON 1/8/2026
ArcGIS Hub Dataset HTML 1/8/2026

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Additional information

Source Metadata
XML, HTML
Harvest GUID
https://www.arcgis.com/home/item.html?id=92151e358d3e49d88124dbe59f0de1cb&sublayer=0