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Geophysical and Geospatial Resources


Fault Line Map Finder 
Sort by State Geologic Maps. Includes Clickable Soil Geochemistry by selecting Lithology 

Map of Oregon Fault Lines

Build your own mapping portal and publish it to the world or to just a few collaborators. WorldMap is open source software.

Geologic maps of US states. Digital geologic maps of the US states with consistent lithology, age, GIS database structure, and format. Sorted by state with clickable soil maps.

Lithclass polygon colors for above state maps or each map is clickable to display soil type.

The USGS National Geologic Map Database Search Page
Master site where you can search geology, geophysics, geochemistry and more.

National Geologic Map Database Main Homepage

Geologic Map of California
Shows surface soil type for any location in California

Aeromagnetic Anomaly Map of California

Magnetic anomaly maps and data for North America

Oregon Isostatic Gravity Anomaly Map

Quick Gravity Map - Gravity anomaly map of the conterminous United States

Index Map of United States
Initial compilation of magnetic data for the United States

MapView | Geologic Maps of the Nation
Explore and access published geoscience maps and reports from the National Geologic Map Database (NGMDB).

Magnetic Field Calculators
Find the magnetic field strength for anywhere in the world

Aeroradiometric data for North America
Locate Thorium Deposits throughout North America

On-Line Spatial Data
Interactive map viewable by Isostatic Anomaly and Thorium

Isostatic Gravity Map with Simplified Geology of the Los Angeles 30 x 60 Minute Quadrangle

Gravity and Magnetic Maps of Oregon

Geologic Maps Letter Symbols

Federal Symbol Standards

Magnetic Anomaly Data Grid - U.S.G.S. Digital Data Series DDS-9
National Geophysical Data Grids: Gamma-Ray, Gravity, Magnetic, and Topographic Data for the Conterminous United States

Mineral Resources On-Line Spatial Data Interactive maps and downloadable data for regional and global Geology, Geochemistry, Geophysics, and Mineral Resources.

State Geologic Maps

Elevation Finder
Find the elevation(altitude) of any place with an easy to use point-and-click interface. You can find the height above sea level of cities, mountains

Graphical Elevation Map
A graphical view of the elevation for any planned route. Good forcyclists, runners, walkers, hikers. Create your own route and see the elevation profile.

The National Map Viewer

USGS Earth Explorer

The National Geospatial Program

U.S.A. Topographic Maps

June 28th, 2015
New Book Released: A POD Publishing Manual. Free Marketing Strategies for Experienced Amazon Authors


Scientists Find Link Between Solar Activity & Life Span


Due to NOAA upgrading their services, many of the previous solar weather links are invalid.  The link below lists the majority of the new solar weather links.  You may also access the new NOAA Solar Weather page for more info.


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