What is a Digital Orthophotos Quadrangle (DOQ)?

USGS Formats DLG, DRG and DOQ – Vector and Raster Formats USGS File Types: DLG, DRG and DOQ File Types The USGS has been driving force in GIS. some of the USGS formates date back to the 1980s just when Geographic Information System was emerging from its roots. What you’ll Read more…