1989 NAPP
The 1989 NAPP (National Aerial Photography Program; Carbon [49007], Duchesne [49013], Summit [49043], and Uintah [49047] Counties, Utah) black and white (panchromatic) and color infrared aerial project was acquired by the U.S. Geological Survey (USGS) at a scale of 1:40,000.
Project Year 1935-1939 1940-1949 1950-1959 1960-1969 1970-1979 1980-1989 1990-1999 2000-2009 2010-2024