Homepage linking to National Cooperative Geologic Mapping Program (NCGMP) components: FEDMAP for federal mapping projects, STATEMAP for state geological survey projects, and EDMAP for geologic mapping education projects.
The Eagle quadrangle covers an area that straddles the Eagle River and Interstate 70 (I-70) and it includes the town of Eagle, Colo., which is located in the southwestern part of the quadrangle, just south of I-70 and the Eagle River, about 37 km west of
Download digital geologic databases produced by the Southern California Areal Mapping Project (SCAMP) or view SCAMP work in progress by clicking on 1:100,000-scale, 30x60' quadrangles.
Techniques of computer-based representations of areal geology to construct three-dimensional geologic maps that retain all the information of traditional geologic maps while providing a more detailed picture of the subsurface.
The USGS provides map-on-demand (MOD) printing for selected infrequently requested geologic and other theme map products providing high-quality paper-copy maps as needed. Site links to available map products with thumbnail views and how to order.
Fact sheet on the sea-floor mapping facility at Woods Hole describing state-of-the-art technology used to produce accurate geologic maps of the sea floor and reporting on its data-acquisition, data-processing, and archiving capabilities.
Links to geologic information on western states: Alaska, Arizona, California, Hawaii, Idaho, Nevada and Oregon including information on coastal and marine geology, mineral resources, earthquakes, landslides, earthquake hazards and geologic maps.
This digital map database represents the general distribution of the geology (bedrock and surficial deposits) in San Mateo County. Accompanying text file (*.txt or *.ps) provides current information on the geologic structure and stratigraphy.
The U.S. ground water atlas consists of information on ground water resources of 13 regions covering the 50 States, Puerto Rico, and the U.S. Virgin Islands. Text and maps can be viewed online and downloaded as ASCII, GIF, and *.eps files.
PDF file of map of Quaternary faults and folds in Columbia prepared as part of the World Map of Major Active Faults with locations, ages, and activity rates of major earthquake-related features accompanied by database of description and activity.
Gateway to the geology of the San Francisco Bay region with links to geologic maps, paleontology, marine geology, earthquakes, landslides, and geophysics. Includes maps, 3-D models, and photos.
Description of the SCAMP project to produce geologic and geophysical maps and reports that describe the geologic setting and geologic history of southern California.
A rigorous geologic foundation for estimating world undiscovered energy resources. Links to world energy resources text and maps (PDF format), total petroleum system (TPS), and world geologic maps.
U.S. Department of the Interior |
U.S. Geological Survey