GEOLOGY is one of the twelve chapters of The National Atlas of the United States® which was coordinated and lead by USGS. In this volume we have incorporated 46 layers of information.
These layers are the following:
These layers are the following:
- Coal Fields
- Continental Divide
- Earthquake
- Elevation Contours
- Geologic Map
- Geologic Map - Calderas
- Geologic Map - Faults
- Geologic Map - Impact Sites
- Geologic Map - Methamorphic Areas
- Geologic Map - 1:500 k State by State
- Geologic Map - Faults 1:500 k
- Glacial Limits
- Karst - Engineering Aspects
- Karst - Subsidence
- Landslide - Incidence and Susceptibility
- Landslide - Costly Events
- Landslide - Costly Regional Events
- Magnetic Field - Declination, 1 degree increments
- Magnetic Field - Declination Secular Variation, arc mins/yr
- Magnetic Field - Horizontal Intensity, 500 nanoTesla increments
- Magnetic Field - Horizontal Intensity Secular Variation, nano Tesla/yr
- Magnetic Filed - Inclination, 1 degree increments
- Magnetic Field - Inclination Secular Variation, arc mins/yr
- Magnetic Field - Total Field Intensity, 500 nanoTesla Increments
- Magnetic Field - Total Field Intensity Secular variation, nano Tesla/yr
- Magnetic Field - Vertical Intensity, 500 nanoTesla Increments
- Magnetic Field - Vertical Intensity Secular Variation, nanoTesla/yr
- Mineral Operations - Agricultural Minerals
- Mineral Operations - Construction Minerals
- Mineral Operations - Ferrous Metal Mines
- Mineral Operations - Ferrous Metal Processing Plants
- Mineral Operations - Nonferrous Metal Mines
- Mineral Operations - Micellaneous Industrial Operations
- Mineral Operations - Nonferrous Metal Processing Plants
- Mineral Operations - Refractory, Abrasive and Other Industrial Operations
- Mineral Operation - Sand and Gravel Operations
- Mineral Operations - Stone, Crushed
- Quaternary Faults
- Seismic Hazard - Peak Acceleration
- Surficial Deposits (Eastern & Central States)
- Volcanoes
- Waterways
- State Boundaries
- County Boundaries
- Railroads
- Main Roads (inc Ferries)
- Latitude and Longtitude