-
Federal
NCEI/WDS Global Significant Earthquake Database, 2150 BC to Present 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
EMAG2v3: Earth Magnetic Anomaly Grid (2-arc-minute resolution) recent views
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
US Historic Declination Calculator recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This programs derives a table of secular change in magnetic declination for a specified point in the conterminous United States. It utilizes the USD polynomial and... -
Federal
Global Volcano Locations Database 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
August 1976 Moro Gulf, Philippines Images recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
On August 16, 1976, at 16:11:07 UTC, a magnitude (Mw) 8.0 earthquake shook Mindanao Island in the Philippines. It caused a destructive tsunami in the Celebes Sea that... -
Federal
Magnetic Field Calculator recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The Magnetic Field Calculator will calculate the total magnetic field, including components (declination, inclination, horizontal intensity, northerly intensity,... -
Federal
Deep-Ocean Assessment and Reporting of Tsunamis (DART(R)) recent views
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
Marine Trackline Geophysical Database NGDA 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
Flood Hazard Zones - Guam recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
FEMA Flood Hazard Zones for Guam. -
Federal
1988 Spitak Earthquake Database recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The 1988 Spitak Earthquake database is an extensive collection of geophysical and geological data, maps, charts, images and descriptive text pertaining to the... -
Federal
NGS Survey Control Map recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The NGS Survey Control Map provides a map of the US which allows you to find and display geodetic survey control points stored in the database of the National... -
Federal
October 1980 El Asnam, Algeria Images recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
This 7.3 magnitude earthquake killed 5,000 people and caused severe damage. Location: Northern Algeria. Damage: $3,000 million. About 9,000 were injured. Extensive... -
Federal
Declination Calculator recent views
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
EMAG2: Earth Magnetic Anomaly Grid (2-arc-minute resolution) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
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... -
Federal
Airborne Gravity Data - Gravity for the Redefinition of the American Vertical Datum (GRAV-D) NGDA 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
NOAA GOES 1-15 Space Environment Monitor (SEM) L1B & L2 Data, Version 0 (Version Superseded) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
*Note: This dataset version has been superseded by a newer version. It is highly recommended that users access the current version. The Space Environment Monitor... -
Federal
Atolls - Marshall Islands recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Atolls - Marshall Islands -
Federal
June 1992 Mount Spurr, USA Images recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
Following 39 years of inactivity, Crater Peak vent on the south flank of Mount Spurr volcano burst into eruption at 7:04 a.m. Alaska daylight time (ADT) on June 27,... -
Federal
Worldwide Well Logs with Values of Conductivity, Bulk Density, Porosity, Grain Density, Resistivity, and Sonic Ratio Collected by the Ocean Drilling Program (ODP) recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
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... -
Federal
November 1952 Kamchatka Peninsula, Russia Images recent views
National Oceanic and Atmospheric Administration, Department of Commerce —
The tsunami was generated by a magnitude 9.0 (Mw) earthquake on Kamchatka where it caused severe damage. The tsunami then struck Midway (3,000 kilometers away), the...