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Federal
Global Volcano Locations Database 40 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
NCEI maintains a database of over 1,500 volcano locations obtained from the Smithsonian Institution Global Volcanism Program, Volcanoes of the World publication. The... -
Federal
NCEI/WDS Global Significant Earthquake Database, 2150 BC to Present 31 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The Significant Earthquake Database is a global listing of over 5,700 earthquakes from 2150 BC to the present. A significant earthquake is classified as one that... -
Federal
NCEI/WDS Global Historical Tsunami Database, 2100 BC to Present 27 recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Historical Tsunami Database provides information on over 2,400 tsunamis from 2100 BC to the present in the the Atlantic, Indian, and Pacific Oceans; and... -
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
Global Gravity Grids, Geoid Height and Gravity Anomaly Profiles 14 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
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
Declination Calculator
National Oceanic and Atmospheric Administration, Department of Commerce —
Declination is calculated using the current International Geomagnetic Reference Field (IGRF) model. Declination is calculated using the current World Magnetic Model... -
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
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
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
High Density GEOSAT/GM Altimeter Data
National Oceanic and Atmospheric Administration, Department of Commerce —
The high density Geosat/GM altimeter data south of 30 S have finally arrived. In addition, ERS-1 has completed more than 6 cycles of its 35-day repeat track. These... -
Federal
NEFSC 2000 Spring Bottom Trawl Survey (AL0002, EK500)
National Oceanic and Atmospheric Administration, Department of Commerce —
The objectives of the cruise are to: (1) determine the spring distribution and relative abundance of fish and selected invertebrate species; (2) collect biological... -
Federal
World Magnetic Model 2020
National Oceanic and Atmospheric Administration, Department of Commerce —
The World Magnetic Model is the standard model used by the U.S. Department of Defense, the U.K. Ministry of Defence, the North Atlantic Treaty Organization (NATO) and... -
Federal
High Definition Geomagnetic Model 2020
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
Downhole Logging Data from the Deep Sea Drilling Project
National Oceanic and Atmospheric Administration, Department of Commerce —
Digital downhole wire-line logging data from the Deep Sea Drilling Project (DSDP) previously available from NGDC on CD-ROM are now available from the Borehole... -
Federal
Volcanic Rocks and Features
National Oceanic and Atmospheric Administration, Department of Commerce —
Volcanoes have contributed significantly to the formation of the surface of our planet. Volcanism produced the crust we live on and most of the air we breathe. The... -
Federal
NCEI/WDS Global Significant Volcanic Eruptions Database, 4360 BC to Present
National Oceanic and Atmospheric Administration, Department of Commerce —
The Significant Volcanic Eruptions Database is a global listing of over 600 eruptions from 4360 BC to the present. A significant eruption is classified as one that... -
Federal
International Geomagnetic Reference Field - 11th Generation
National Oceanic and Atmospheric Administration, Department of Commerce —
The eleventh generation of the International Geomagnetic Reference Field (IGRF) was adopted in December 2009 by the International Association of Geomagnetism and... -
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...