The Images available on this site were created from United States Geological Survey (USGS) Digital Orthophoto Quadrangle image files (DOQs). These georeferenced TIFF images are1/64th tiles of a standard 7.5 minute USGS quadrangle. Rather than being 50mb per image as with the traditional DOQ, these images are merely 2.5mb each! The images are in a packbit compressed, geotiff format ready for use in all major GIS softwares and most CAD packages and practically seamless when multiple images are viewed.

The images are in the OGIS/KIRM standard projection; Kentucky State Plane Survery Feet North American Datum (NAD) 83 North & South Zones.