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    • Vertical Datum Transformation

    Metadata Updated: May 20, 2025

    VDatum is a free software tool being developed jointly by NOAA's National Geodetic Survey (NGS), Office of Coast Survey (OCS), and Center for Operational Oceanographic Products and Services (CO-OPS).

    VDatum is designed to vertically transform geospatial data among a variety of tidal, orthometric and ellipsoidal vertical datums -

    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 May 15, 2025
    Metadata Created Date October 31, 2024
    Metadata Updated Date May 20, 2025
    Reference Date(s) 2015-12 (publication)
    Frequency Of Update asNeeded

    Metadata Source

    Harvested from NOS OCS

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Date May 15, 2025
    Metadata Created Date October 31, 2024
    Metadata Updated Date May 20, 2025
    Reference Date(s) 2015-12 (publication)
    Responsible Party (Point of Contact, Custodian)
    Contact Email
    Guid gov.noaa.nmfs.inport:39987
    Access Constraints Cite As: Office of Coast Survey, [Date of Access]: Vertical Datum Transformation [Data Date Range], https://www.fisheries.noaa.gov/inport/item/39987., Access Constraints: None, Use Constraints: None, Distribution Liability: User directed to the VDatum Terms of Use Agreement prior to program data download. NOAA/NOS's VDatum Terms of Use Agreement serves as evidence of the mutual understanding governing the transfer and subsequent use of the Vertical Datum Transformation software and its data ("VDatum") available from the entry point URL http://vdatum.noaa.gov. By accessing, browsing and/or using vdatum.noaa.gov site, you signify and acknowledge that you have read and agreed to be bound by the following terms of the agreement.
    Bbox East Long 180
    Bbox North Lat 90
    Bbox South Lat -90
    Bbox West Long -180
    Coupled Resource
    Frequency Of Update asNeeded
    Harvest Object Id 1fc7efa8-1aa2-4c79-97d8-c05ecb94a1a5
    Harvest Source Id b7024f56-a531-4a4f-b381-12ebd50fe703
    Harvest Source Title NOS OCS
    Licence NOAA provides no warranty, nor accepts any liability occurring from any incomplete, incorrect, or misleading data, or from any incorrect, incomplete, or misleading use of the data. It is the responsibility of the user to determine whether or not the data is suitable for the intended purpose.
    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

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