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Federal dataMaps & Geospatial
Overview
Published by GeoPlatform ArcGIS Online · Updated 02/27/2026
- Last updated
- 02/27/2026
- First published 06/26/2023
- Update frequency
- Not listed
- Formats
- 2
- JSON, XML
- Coverage
- Nationwide
- Federal data
About this dataset
An overview of the NGDA Themes origin, purposes and Lead Covered Agency(ies) managing the Theme.
Files and access
Links open the official government source
- DCAT 2.0.1 Metadata Descriptionngda-transportation-geoplatform.hub.arcgis.comJSON
- DCAT 2.1.1 Metadata Descriptionngda-transportation-geoplatform.hub.arcgis.comJSON
- DCAT 3.0.0 Metadata Descriptionngda-transportation-geoplatform.hub.arcgis.comJSON
- DCAT 1.1 Metadata Descriptionngda-transportation-geoplatform.hub.arcgis.comJSON
- OGC API - Records API Definition Pagengda-transportation-geoplatform.hub.arcgis.comJSON
- Feed API - Definitions Search Pagengda-transportation-geoplatform.hub.arcgis.comJSON
- RSS Metadata Descriptionngda-transportation-geoplatform.hub.arcgis.comXML
- ESRI ArcGIS Metadata Descriptionarcgis.comXML
- Metadata description in Dublin Core+ formatarcgis.comXML
- CSDGMarcgis.comXML
- Metadata description in Inspire formatarcgis.comXML
- ISO 19115arcgis.comXML
- ISO 19139 HTML Metadata Descriptionarcgis.comXML
- ISO 19139 Metadata Descriptionarcgis.comXML
- ISO 19139-3.2 Metadata Descriptionarcgis.comXML
- ArcGIS Hub Datasetngda-transportation-geoplatform.hub.arcgis.comWeb page
Links open outside websites we do not control.
Frequently asked questions
- Who publishes Overview?
- GeoPlatform ArcGIS Online, part of Federal Geographic Data Committee, publishes this dataset on Data.gov.
- How often is it updated?
- The publisher does not list a schedule. The last update was on 02/27/2026.
- How do I download it?
- It is available as JSON, XML. Use the links in Files and access, which open the official government source.
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- WalkNYC Overview BaseMap 2020City of New YorkDataset consisting of a collection of 20 map layers used for map development for WalkNYC signage throughout New York City.ZIPUpdated 10/29/2020
Where this catalog comes from
- Data.gov CatalogU.S. General Services Administration
- State and local open data portalsSocrata Discovery API
- State and city CKAN portalsCalifornia, Virginia, Boston, Houston and more
- Government ArcGIS Hub sitesCity and county GIS data
Catalog checked 10/24/2026
We list dataset descriptions only. Downloads and APIs link straight to the official government source, which holds the current version and its terms of use.
Source: Data.gov · Last updated 10/24/2026 · Listing only; the data stays with the publisher
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