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Global Volcano Locations Database
NCEI maintains a database of over 1,500 volcano locations obtained from the Smithsonian Institution Global Volcanism Program, Volcanoes of the World publication. The database... -
World Magnetic Model High Resolution 2025
The World Magnetic Model High Resolution is a more detailed, accurate depiction of the geomagnetic field than the World Magnetic Model (WMM) because it has more coefficients... -
NOAA Continuously Operating Reference Stations (CORS) Network NGDA
The National Geodetic Survey (NGS), an office of NOAA's National Ocean Service, manages a network of Continuously Operating Reference Stations (CORS) that provide Global... -
NCEI/WDS Global Significant Earthquake Database, 2150 BC to Present
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 meets at least... -
World Magnetic Model 2025
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 the... -
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
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 of the... -
EMAG2: Earth Magnetic Anomaly Grid (2-arc-minute resolution)
EMAG2 is a global Earth Magnetic Anomaly Grid compiled from satellite, ship, and airborne magnetic measurements. It is a significant update of our previous candidate grid for... -
PETROS - Worldwide Databank of Major Element Chemical Analyses of Igneous Rocks
PETROS is a worldwide data bank of major element chemical analyses of igneous rocks compiled for research and teaching purposes by Dr. Felix Mutschler and Staff at Eastern... -
Flood Hazard Zones - Guam
FEMA Flood Hazard Zones for Guam. -
Marine Trackline Geophysical Database NGDA
This data set contains bathymetry, magnetic, gravity and seismic shot point navigation data collected during marine cruises from 1939 to the present. Coverage is worldwide.... -
NCEI/WDS Global Significant Volcanic Eruptions Database, 4360 BC to Present
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 meets at... -
Data on the Earth's Magnetic Field and its Secular Change since 1800
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 national data... -
May 1960 Puerto Montt, Valdivia, Chile Images
On May 22, 1960, a Mw 9.5 earthquake, the largest earthquake ever instrumentally recorded, occurred in southern Chile. The series of earthquakes that followed ravaged southern... -
Hawaii Volcanism: Impact on the Environment
Fewer than one hundred people have been killed by eruptions in the recorded history of Hawaii, and only one death has occurred in the 20th Century. However, the lava flows are... -
Deep-Ocean Assessment and Reporting of Tsunamis (DART(R))
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 maintain... -
Environmental Hazards and Mud Volcanoes in Romania
Romania, an eastern European country, is severely affected by a variety of natural hazards. These include frequent earthquakes, floods, landslides, soil erosion, and drought all... -
Shorelines - CNMI
Shorelines of the Commonwealth of the Northern Mariana Islands (CNMI). -
Worldwide Well Logs with Values of Conductivity, Bulk Density, Porosity, Grain Density, Resistivity, and Sonic Ratio Collected by the Ocean Drilling Program (ODP)
World-wide digital well log data collected for the Ocean Drilling Program (ODP) by Schlumberger Offshore Services under contract to Texas A&M University. The data were in... -
Mexico Gravity Data per 2 min Cell (97)
This 2' gravity density grid for Mexico, North-Central America, and the Western Caribbean Sea shows the distribution of about one million terrestrial and marine gravity...
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