formerly the National Geophysical Data Center (NGDC)...  more on NCEI

Data by Discipline

The National Geophysical Data Center (NGDC) and its sister data centers merged into the National Centers for Environmental Information (NCEI)

Icon for 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

Due to scheduled maintenance, some NCEI systems may be unavailable (4/7/2020 10AM-4PM MST). We apologize for any inconvenience. Please contact ncei.info@noaa.gov with concerns or questions. Thank you for your patience.

We provide stewardship, products, and services 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, we offer scientists around the world access to global databases through international exchange.



Learn more about our activities, mission, and organization.



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NCEI is operated by NOAA's Satellite and Information Service (NESDIS).