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.
Filter Total Items: 9495
Location of wells and test holes, Hartford North Quadrangle, Connecticut
No abstract available.
Low flow of streams, Hartford North Quadrangle, Connecticut
No abstract available.
Map Showing Areas Containing Swelling Clay in the Morrison Quadrangle, Jefferson County, Colorado
Formations that contain clays having swelling pressures higher than 2,500 pounds per square foot (as measured by the Potential Volume Change meter) are listed in order of decreasing swelling pressure: Denver Formation, Pierre Shale, Laramie Formation, Green Mountain Conglomerate, Fox Hills Sandstone, and Arapahoe Formation. Some landslides derived from these formations also contain swelling clay a
Map showing avalanche areas in the Aspen Quadrangle, Pitkin County, Colorado
No abstract available.
Map showing construction materials in the Henrys Lake Quadrangle, Idaho and Montana
No abstract available.