.ADRG File

The adrg file extension is associated with the ARC Digitized Raster Graphics a raster format supported by the (NIMA) National Imagery and Mapping Agency for displaying mapping backgrounds.

By raster scanning charts and paper maps allows the new converted digital format to be transformed into what is know as the Equal Arc-Second Raster Chart/Map (ARC) system.

Worldwide seamless databases of raster graphic data is collected from a single map/chart series and scale, with each pixel having a distinct geographic location.

Topographic Line Maps (TLM) 50 meet Army tactical requirements and are typically used by military and other government organizations.

How to open:

Use compatible tools to work with *.adrg files.

How to convert:

Probably can be converted to other formats.