GIS Data
USGS is a primary source of geographic information system (GIS) data. Our data and information is presented in spatial and geographic formats, including The National Map, Earth Explorer, GloVIS, LandsatLook, and much more. Explore GIS Data Maps.
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Map showing snow avalanche probabilities in the Henrys Lake Quadrangle, Idaho and Montana
No abstract available.
Map showing springs in the Salina quadrangle, Utah
A spring is “a place where, without the agency of man, water flows from a rock or soil upon the land or into a body of surface water” (Meinzer, 1923, p. 48).About 450 springs are located on this map. Locations and names are from the U.S. Forest Service maps (1963, 1964) and from topographic maps of the U.S. Geological Survey, both published and in preparation. There is considerable variation in ge
Map showing types of bedrock and surficial deposits, Salina quadrangle, Utah
No abstract available.