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    • This is a Non-Federal dataset covered by different Terms of Use than Data.gov.

    Geodetic Control Points

    Metadata Updated: February 25, 2026

    Control points are captured by land surveyors to create control for orthophotography. These points are captured with survey-grade equipment ensuring the highest accuracy in their location. Horizontal Control Point: Surveyed horizontal geodetic control points that are used in the development of an analytical aerotriangulation solution. Vertical Control Point: Surveyed vertical geodetic control points that are used in the development of an analytical aerotriangulation solution.

    Access & Use Information

    Public: This dataset is intended for public access and use. Non-Federal: This dataset is covered by different Terms of Use than Data.gov. License: Creative Commons Attribution

    Downloads & Resources

    Dates

    Metadata Created Date April 30, 2024
    Metadata Updated Date February 25, 2026

    Metadata Source

    Harvested from DC data

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date April 30, 2024
    Metadata Updated Date February 25, 2026
    Publisher Office of the Chief Technology Officer
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=bc206662bbe7402abd1903706f535ed9&sublayer=1
    Data First Published 2015-02-27T21:07:19.000Z
    Data Last Modified 2026-02-20T14:35:55.000Z
    Category geospatial
    Public Access Level public
    Metadata Context https://project-open-data.cio.gov/v1.1/schema/catalog.jsonld
    Schema Version https://project-open-data.cio.gov/v1.1/schema
    Catalog Describedby https://project-open-data.cio.gov/v1.1/schema/catalog.json
    Harvest Object Id dd92c0d8-5abe-45ed-8610-2eac12d68f46
    Harvest Source Id b05f955a-65d6-4288-9558-15a5ebc74e36
    Harvest Source Title DC data
    Homepage URL https://opendata.dc.gov/datasets/DCGIS::geodetic-control-points
    License https://creativecommons.org/licenses/by/4.0
    Metadata Type geospatial
    Old Spatial -77.1118,38.8130,-76.9121,38.9945
    Source Datajson Identifier True
    Source Hash 7b893527d9ecc4980337ae67dfe7e20e56e2e32816c3570a154ce9a819fea41e
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -77.1118, 38.8130, -77.1118, 38.9945, -76.9121, 38.9945, -76.9121, 38.8130, -77.1118, 38.8130}

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