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

    Hydrography Centerline 2005

    Metadata Updated: March 28, 2025

    Hydrography Centerline. The dataset contains lines representing planimetric Hydrography Centerline, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief Technology Officer (OCTO). These features were originally captured in 1999 and updated in 2005. The following planimetric layers were updated: - Building Polygons (BldgPly) - Bridge and Tunnel Polygons (BrgTunPly) - Metro Entrance Points (MetroEntPt) - Obscured Area Polygons (ObsAreaPly) - Railroad Lines (RailRdLn) - Road, Parking, and Driveway Polygons (RoadPly) - Sidewalk Polygons (SidewalkPly) - Under Construction Areas (UnderConstPly) - Wooded Areas (WoodPly) The following planimetric layers are new: - Horizontal and Vertical Control Points (GeoControlPt) - Hydrography Center Lines (HydroCenterLineLn).

    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 March 28, 2025
    Metadata Updated Date March 28, 2025

    Metadata Source

    Harvested from DC opendata json

    Other Data Resources

    Additional Metadata

    Resource Type Dataset
    Metadata Created Date March 28, 2025
    Metadata Updated Date March 28, 2025
    Publisher DC GIS
    Maintainer
    Identifier https://www.arcgis.com/home/item.html?id=fa512ccc8964417da67dd1b64ed57d47&sublayer=3
    Data First Published 2018-07-19T15:21:02.000Z
    Data Last Modified 2021-12-13T20:33:45.000Z
    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 8a3d060b-59be-4865-8e75-14b54ac5f0ff
    Harvest Source Id 35240a53-6f59-4643-a181-df09cfde77fb
    Harvest Source Title DC opendata json
    Homepage URL https://opendata.dc.gov/datasets/DCGIS::hydrography-centerline-2005
    License https://creativecommons.org/licenses/by/4.0
    Metadata Type geospatial
    Old Spatial -77.1200,38.7965,-76.9114,38.9946
    Source Datajson Identifier True
    Source Hash ada3eae1e0ae9e3e6d6f62b60fb90a037b55cdd9b1aaed0006e23b7174b67b5d
    Source Schema Version 1.1
    Spatial {"type": "Polygon", "coordinates": -77.1200, 38.7965, -77.1200, 38.9946, -76.9114, 38.9946, -76.9114, 38.7965, -77.1200, 38.7965}

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