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    • Seismicity Catalog Collection, 2150 BC to 1996 AD (NCEI Accession 0303738)

    Metadata Updated: September 2, 2025

    The Seismicity Catalog Collection is a compilation data on over four million earthquakes dating from 2150 BC to 1996 AD from NOAA's National Geophysical Data Center and U.S. Geological Survey's National Earthquake Information Center. The data include information on epicentral time of origin, location, magnitudes, depth and other earthquake-related parameters.

    NCEI decommissioned the Seismicity Catalog Collection in April 2025 with no further updates. Comments and questions may be sent to: ncei.info@noaa.gov.

    Access & Use Information

    License: No license information was provided. If this work was prepared by an officer or employee of the United States government as part of that person's official duties it is considered a U.S. Government Work.

    Downloads & Resources

    Dates

    Metadata Date 2025-05-16T15:34:00Z
    Metadata Created Date May 1, 2025
    Metadata Updated Date September 2, 2025
    Reference Date(s) April 30, 2025 (publication)
    Frequency Of Update notPlanned

    Metadata Source

    Harvested from NOAA/NESDIS/ncei/accessions

    Other Data Resources

    Graphic Preview

    Preview graphic

    Additional Metadata

    Resource Type Dataset
    Metadata Date 2025-05-16T15:34:00Z
    Metadata Created Date May 1, 2025
    Metadata Updated Date September 2, 2025
    Reference Date(s) April 30, 2025 (publication)
    Responsible Party (Point of Contact)
    Contact Email
    Guid gov.noaa.nodc:0303738
    Access Constraints Cite as: Whitside, Lowell S.; Dater, David T.; Dunbar, Paula K.; Racey, Stewart D.; Buhmann, Ronald W.; Hittelman, Allen M. (2025). Seismicity Catalog Collection, 2150 BC to 1996 AD (NCEI Accession 0303738). [indicate subset used]. NOAA National Centers for Environmental Information. Dataset. https://doi.org/10.25921/f28m-kb46. Accessed [date]., Use liability: NOAA and NCEI cannot provide any warranty as to the accuracy, reliability, or completeness of furnished data. Users assume responsibility to determine the usability of these data. The user is responsible for the results of any application of this data for other than its intended purpose.
    Bbox East Long 180
    Bbox North Lat 90
    Bbox South Lat -90
    Bbox West Long -180
    Coupled Resource
    Frequency Of Update notPlanned
    Graphic Preview Description Preview graphic
    Graphic Preview File https://www.ncei.noaa.gov/access/metadata/landing-page/bin/gfx?id=gov.noaa.nodc:0303738
    Graphic Preview Type PNG
    Harvest Object Id 6fdcecc5-4ec2-4c5d-80ab-02cb6378fa08
    Harvest Source Id c084a438-6f6b-470d-93e0-16aeddb9f513
    Harvest Source Title NOAA/NESDIS/ncei/accessions
    Licence accessLevel: Public
    Lineage
    Metadata Language eng
    Metadata Type geospatial
    Old Spatial {"type": "Polygon", "coordinates": [[[-180.0, -90.0], [180.0, -90.0], [180.0, 90.0], [-180.0, 90.0], [-180.0, -90.0]]]}
    Progress completed
    Spatial Data Service Type
    Spatial Reference System
    Spatial Harvester True
    Temporal Extent End 1996-09-30

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