This DTM has been derrived from OSNI's orthophotography. The DTM consists of a point file of elevations at approximately Digital terrain product for the whole of Northern Ireland giving elevation data and x, y coordinates at 10m horizontal spacing.
Users outside of the Spatial NI Portal please use Resource Locator 2.
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FAQ
Frequently Asked Questions
Some basic informations about API Store ®.
Operation and development of APIs are currently fully funded by company Apitalks and its usage is for free.
Yes, you can.
All important information such as time of last update, license and other information are in response of each API call.
In case of major update that would not be compatible with previous version of API, we keep for 30 days both versions so you will have enough time to transfer to new version. We will inform you about the changes in advance by e-mail.