Search for geodetic marks

The Geodetic Database can be used to search for and download information about geodetic marks in New Zealand, the Chatham Islands, and Antarctica.

Geosearch image

Access the Geodetic Database by searching on a map or by using a text only version.

You can download geodetic mark data or access mark data via a KML file.

The LINZ Data Service provides some simplified geodetic datasets.

Geodetic marks application

You can also download our Geodetic Marks application for your Apple mobile device. The Android version will be available from mid-2016 once updates have been made to ensure compatibility with the latest versions of the operating system.

If you have found a bug in the application, please follow the steps below and then contact us if the problem persists.

  • Make sure you have the latest update of our App. You can check if an update is available by using the Update icon on your device.
  • Redownload the App – try re-downloading it in case something went wrong in the initial download.
  • Make sure you have the latest operating system software on your device.

If you still have a problem or questions, please contact us or leave a comment on the appropriate App Support page.