Crater Lake National Park


Digital maps for the National Park Service

Json Layer Handler

The Json layer handler allows you to turn a JSON feed or document into shapes and bring them into an NPMap web map. At this time, this layer handler is only supported in maps utilizing the bing, google, or leaflet base API.

Supported Operations

  • Display
  • Identify
  • Routing (with route module)



  • loaded
  • shapes

Adding a Layer To Your Map

Coming soon...