DLG File Format
Format nameDLG
Format type Mapping and GIS 
DescriptionUSGS Digital Line Graphics mapping data
File extension.dlg
File typeASCII
Supporting organisationUSGS
Web site address http://edc.usgs.gov/products/map/dlg.html 
Contact name
Contact email
OwnershipOpen source
Assessed current statusIn use

Programs that support the DLG file format
Operating system
 ENVI  Image analysis Win3x, Win95/98, WinNT, Mac, PowerMac, UNIX, Digital, HP, IBM, Linux, SGI, Solaris, Sun
 IDRISI for Windows  Geographical information systems Win3x, Win95/98, WinNT
 MidTex DLG Reader v1.0  Mapping DOS, AutoCAD R12 for DOS
 MidTex DLG Reader v2.1  Mapping Win95/98, WinNT, AutoCAD R14 for Windows
 Strater  Borehole log production Win95/98, Win2000, WinXP

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