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Federal
Data on the Earth's Magnetic Field and its Secular Change since 1800 22 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Information on the past and present orientation of the Earth's magnetic field is available from the National Geophysical Data Center (NGDC) which serves as the... -
Federal
Airborne Gravity Data - Gravity for the Redefinition of the American Vertical Datum (GRAV-D) NGDA 19 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Gravity for the Re-definition of the American Vertical Datum (GRAV-D) is a project initiated by NOAA's National Geodetic Survey to collect and monitor gravity data... -
Federal
Global Gravity Grids, Geoid Height and Gravity Anomaly Profiles 13 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The entire collection of GEOSAT ERM (Nov.'86 - Dec. '89) data over land and ice regions is held at the National Geophysical Data Center (NGDC). These data will yield... -
Federal
United States Earthquake Intensity Database, 1638-1985 12 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The United States Earthquake Intensity Database is a collection of damage and felt reports for over 23,000 U.S. earthquakes from 1638-1985. The majority of... -
Federal
Marine Trackline Geophysical Database NGDA 10 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is... -
Federal
Deep-Ocean Assessment and Reporting of Tsunamis (DART(R))
National Oceanic and Atmospheric Administration, Department of Commerce —
As part of the U.S. National Tsunami Hazard Mitigation Program (NTHMP), the Deep Ocean Assessment and Reporting of Tsunamis (DART(R)) Project is an ongoing effort to... -
Federal
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
National Oceanic and Atmospheric Administration, Department of Commerce —
EMAG2v3 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of the previous release... -
Federal
Strong Motion Earthquake Data Values of Digitized Strong-Motion Accelerograms, 1933-1994
National Oceanic and Atmospheric Administration, Department of Commerce —
The Strong Motion Earthquake Data Values of Digitized Strong-Motion Accelerograms is a database of over 15,000 digitized and processed accelerograph records from 1933... -
Federal
Aeromagnetic Regional Grid Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Several regions are represented in this unique collection of earth surface measurements of magnetic field parameters and their related anomalies. The DNAG Magnetics... -
Federal
Sea Surface Height, Absolute, Aviso, 0.25 degrees, Global, 1992-2012, Science Quality (1 Day Composite)
National Oceanic and Atmospheric Administration, Department of Commerce —
Aviso Absolute Sea Surface Height is the Sea Surface Height Deviation plus the long term mean dynamic height. This is Science Quality data. -
Federal
Nevada Thickness of Cenozoic Deposits
National Oceanic and Atmospheric Administration, Department of Commerce —
This study of gravity data from Nevada is part of a statewide analysis of mineral resources. The main objective of the gravity study were: 1) to infer the structure... -
Federal
Auroral Electrojet (AE, AL, AO, AU) - A Global Measure of Auroral Zone Magnetic Activity
National Oceanic and Atmospheric Administration, Department of Commerce —
The AE index is derived from geomagnetic variations in the horizontal component observed at selected (10-13) observatories along the auroral zone in the northern... -
Federal
NCEI Marine Geology Data Archive
National Oceanic and Atmospheric Administration, Department of Commerce —
Marine Geologic data compilations and reports in the NCEI archive are from academic and government sources around the world. Over ten terabytes of analyses,... -
Federal
NGS Gravity Station Data for the U.S.
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data (1,633,499 records) were gathered by various governmental organizations (and academia) using a variety of methods. This data base was... -
Federal
High Definition Geomagnetic Model 2021 Real-Time Disturbance Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
The High Definition Geomagnetic Model (HDGM) is a global, high resolution model of the Earth's geomagnetic main and crustal field, providing magnetic field values... -
Federal
Interior Alaska Gravity Station Data
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data total 9416 records. This data base was received in March 1997. Principal gravity parameters include Free-air Anomalies which have been... -
Federal
Regional Files of GEOS3/SEASAT/GEOSAT Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Gravity anomalies and sea surface heights have been computed on a 0.125 degree grid in the ocean areas from a combined GEOS3/SEASAT/GEOSAT altimeter data set. This... -
Federal
Basin and Range Province, Western US, USGS Grids #5
National Oceanic and Atmospheric Administration, Department of Commerce —
These grid files were used to produce gravity and basin depth maps of the Basin and Range Province, western United States. The maps show gravity values and modeled... -
Federal
Wisconsin Gravity Data for the Prentice Area
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data (898 records) were compiled by Professor Ervin. This data base was received in January 1987. Principal gravity parameters include Free-Air... -
Federal
Wisconsin Gravity Data for the Marshfield Area
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data (8388 records) were compiled by Professor Ervin. This data base was received in April 1993. Principal gravity parameters include Free-Air...