🏳️NOAA National Centers for Environmental Information (NCEI)
ngdc.noaa.gov
NOAA's National Centers for Environmental Information (NCEI) (formerly the National Geophysical Data Center) provides scientific stewardship, products, and services for geophysical data from the Sun to the Earth and Earth's sea floor and solid earth environment, including Earth observations from space. NCEI is part of the US Dept of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite, Data, and Information Service
formerly the National Geophysical Data Center (NGDC)... [more on NCEI](//www.ncei.noaa.gov/ "Information on NOAA's National Centers for Environmental Information (NCEI)")
* [Home](/./ "Go Home")
* [About](/ngdcinfo/aboutngdc.html "About NCEI")
* [Contacts](/ngdcinfo/phone.html "Contact Us")
* [Data](/ngdcinfo/onlineaccess.html "Find Data")
* [Education](/education/education.html "Educational Resources & Links")
* [News](https://www.ncei.noaa.gov/news "News and Features")
* [Site Map](/sitemap/sitemap.html "List of pages on or site")
Search Criteria
##### Data by Discipline
* [Bathymetry & Global Relief](/mgg/bathymetry/relief.html "Bathymetry, Topography, & Coastal and Global Relief")
* [Earth Observations from Space](https://www.ncei.noaa.gov/news/sunset-nighttime-lights-noaa "Earth Observations from Space, Defense Meteorological Satellite Program (DMSP) archive")
* [Geomagnetic Data & Models](/geomag/geomag.shtml "Geomagnetic Data, Models, & Calculators")
* [Marine Geology & Geophysics](/mgg/mggd.html "Marine Geology & Geophysics, sea floor & lakebed data")
* [Natural Hazards](/hazard/hazards.shtml "Natural Hazards - tsunamis, volcanoes, earthquakes, wildfires")
* [Space Weather & Solar Events](/stp/spaceweather.html "Space Weather, Ionospheric Data, Solar Events, Aurorae")
##### Featured
* [Declination Viewer](//maps.ngdc.noaa.gov/viewers/historical_declination/ "Historical Magnetic Declination Viewer")
* [Geospatial Maps
& Web Services](https://www.ncei.noaa.gov/maps-and-geospatial-products "Interactive Maps and Web Services")
* [Magnetic Calculators](/geomag/calculators/magcalc.shtml "Magnetic Field and Declination Calculators")
* [Posters and Icosahedra](/products/posters.html "Posters and Icosahedra")
##### [News](https://www.ncei.noaa.gov/news "News and Features")
_The National Geophysical Data Center (NGDC) and its sister data centers merged into the National Centers for Environmental Information (NCEI)_
National Centers for
Environmental Information
================================================
NOAA National Centers for Environmental Information (NCEI) is responsible for preserving, monitoring, assessing, and providing public access to the Nation's treasure of geophysical data and information.
[Learn more about NCEI](https://www.ncei.noaa.gov/about)
We provide [stewardship, products, and services](/ngdcinfo/onlineaccess.html) for geophysical data from our Sun to Earth and Earth's sea floor and solid earth environment, including Earth observations from space.
Active in many [international programs](/ngdcinfo/international.html "International partners and programs"), we offer scientists around the world access to global databases through international exchange.
Learn more about our [activities, mission, and organization](/ngdcinfo/aboutngdc.html).
[](//www.facebook.com/NOAANCEI)[](//twitter.com/NOAANCEIocngeo)
NCEI is operated by [NOAA's Satellite and Information Service (NESDIS)](//www.nesdis.noaa.gov/ "external link to NESDIS").
[Home](//www.ngdc.noaa.gov/ "Home of the National Centers for Environmental Information") | [Contacts](/ngdcinfo/phone.html "Contact Us") | [Data](/ngdcinfo/onlineaccess.html "Find Data") | [Disclaimers](/ngdcinfo/privacy.html#disclaimer "View our disclaimers") | [Education](/education/education.html "Educational Resources and Links") | [News](https://www.ncei.noaa.gov/news "News and Features") | [Privacy Policy](/ngdcinfo/privacy.html "View our policies") | [Site Map](/sitemap/sitemap.html "List of pages on our site")