ArcGIS Online

Accessing OS NGD data with OS NGD API - Features via ArcGIS Online

ArcGIS Online is a web-based platform geographic information system (GIS). ArcGIS Online services are managed by Esri and accessed by a client running on a wide range of options.

The instructions that follow demonstrate how to connect to the OS NGD API – Features using ArcGIS Online.

What you'll need

  • Access to the ArcGIS Online service.


  1. Sign into your ArcGIS Online account

  2. Open the map viewer by clicking on the Map tab along the ribbon, this will open the map viewer

  3. Click on the Add button and select 'Add layer from URL'

  4. Copy the OS NGD API - Features URL without the API key into the URL text box.

  5. Select the appropriate 'OGC feature layer' from the Type drop-down list.

  6. Under Custom parameters, click Add custom parameter.

  7. Enter key in the Parameter text box.

  8. Enter your API Key in the Value text box and click Next.

  9. Select a layer to add to the map and click 'Add to map.

  10. The data will be added to the map and appears in the Layers pane.

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