-
Federal
Auroral Electrojet Index Designed to Provide a Global Measure, l-minute Intervals, of Auroral Zone Magnetic Activity
National Oceanic and Atmospheric Administration, Department of Commerce —
The Auroral Electrojet index (AE) is designed to provide a global quantitative measure of auroral zone magnetic activity produced by enhanced ionospheric currents... -
Federal
Geomagnetic aa Indices
National Oceanic and Atmospheric Administration, Department of Commerce —
The geomagnetic aa indices are the continuation of the series beginning in the year 1868. A full description of these indices is given in the International... -
Federal
Erosional Landforms Images
National Oceanic and Atmospheric Administration, Department of Commerce —
The hydrologic system, which includes all possible paths of motion of Earth's near-surface fluids including air and water, is largely responsible for the variety of... -
Federal
Gravity Data for South America
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data (152,624 records) were compiled by the University of Texas at Dallas. This data base was received in June 1992. Principal gravity parameters... -
Federal
Airborne Gravity Data - Gravity for the Redefinition of the American Vertical Datum (GRAV-D) NGDA
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
July 2025 Kamchatka Peninsula, Russia Images
National Oceanic and Atmospheric Administration, Department of Commerce —
On July 29, 2025, at 23:24 UTC, a Mw 8.8 earthquake occurred offshore Kamchatka, Russian Federation along the Kuril-Kamchatka subduction zone. This earthquake is the... -
Federal
October 1915 Pleasant Valley, USA Images
National Oceanic and Atmospheric Administration, Department of Commerce —
Oblique-slip fault produced during the 7.7 magnitude earthquake of 1915, Pleasant Valley, Nevada. -
Federal
NCCOS Assessment: Biogeographic Surveys of Benthic and Fish Communities in the Caribbean and Gulf of Mexico from 2001-01-09 to 2012-11-02
National Oceanic and Atmospheric Administration, Department of Commerce —
This data compilation includes benthic and fish survey data collected in St. Croix, St. John and St. Thomas, US Virgin Islands (USVI); La Parguera, Guanica, Jobos... -
Federal
Gravity Data for Egypt
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data (71 records) were gathered by various governmental organizations (and academia) using a variety of methods. This data base was received in... -
Federal
Lamont Doherty Seismic Reflection Scanned Images
National Oceanic and Atmospheric Administration, Department of Commerce —
This data set contains single channel seismic reflection profiles as provided to NGDC by Lamont Doherty Earh Observatory (LDEO). The profiles were originally provided... -
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
U.S. East-West Deflections (DEFLEC96)
National Oceanic and Atmospheric Administration, Department of Commerce —
This 2' surface deflection of the vertical grid for the conterminous United States is the DEFLEC96 model. The computationused about 1.8 million terrestrial and marine... -
Federal
Gravity for the Redefinition of the American Vertical Datum (GRAV-D) Data Products NGDA
National Oceanic and Atmospheric Administration, Department of Commerce —
Within the NOAA National Ocean Service (NOS), the NOAA National Geodetic Survey (NGS) has a federal mandate to provide accurate positioning, including heights, to all... -
Federal
September 1985 Mexico City, Mexico Images
National Oceanic and Atmospheric Administration, Department of Commerce —
The magnitude 8.1 earthquake occurred off the Pacific coast of Mexico. The damage was concentrated in a 25 square km area of Mexico City, 350 km from the epicenter.... -
Federal
Shoreline - Ofu, American Samoa
National Oceanic and Atmospheric Administration, Department of Commerce —
Shoreline of Ofu, American Samoa -
Federal
An Index (PC) Aimed at Monitoring the (P)olar (C)ap for Magnetic Activity
National Oceanic and Atmospheric Administration, Department of Commerce —
PC is an index for magnetic activity in the (P)olar (C)ap. It is based on data from a single nearpole station, and aimed to monitor the polar cap magnetic activity... -
Federal
Basin and Range Province, Western US, USGS Grids #2
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
World Magnetic Model 2010
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
Gravity Data for the Vernal, Utah Quad.(1x2 degree)
National Oceanic and Atmospheric Administration, Department of Commerce —
The gravity station data (4,778 records) were gathered by various governmental organizations (and academia) using a variety of methods. This data base was received in... -
Federal
Shoreline - Palau
National Oceanic and Atmospheric Administration, Department of Commerce —
Shoreline of Palau
Official websites use .gov
A
.gov website belongs to an official government
organization in the United States.
Secure .gov websites use HTTPS
A
lock (
) or https:// means you’ve safely connected to
the .gov website. Share sensitive information only on official,
secure websites.