@prefix dcat: . @prefix dct: . @prefix foaf: . @prefix xsd: . a dcat:Dataset ; dct:description """

USA Structures

This feature layer, utilizing Federal Emergency Management Agency (FEMA) data, displays footprints for all structures (buildings) greater than 450 square feet in the United States and its territories. Per FEMA, "It provides cartographic context for urban density, patterns of use, visual reference, and navigation support."

Assembly Building in Dallas County, Texas

Data currency: 2024

Data source: FEMA's USA Structures State GDB Download Site

Data modification: added a State FIPS field.

For more information: USA Structures

Support documentation:

For feedback please contact: Esri_US_Federal_Data@esri.com

Federal Emergency Management Agency

Per FEMA, "We leverage a tremendous capacity to coordinate within the federal government to make sure America is equipped to prepare for and respond to disasters."

""" ; dct:identifier ; dct:issued "2022-03-28T14:48:40+00:00"^^xsd:dateTime ; dct:modified "2025-09-18T05:05:55.897000+00:00"^^xsd:dateTime ; dct:publisher [ a foaf:Agent ; foaf:name "Esri U.S. Federal Datasets" ] ; dct:title "USA Structures" ; dcat:distribution , , , , , , , , , , ; dcat:keyword "DHS", "Department of Homeland Security", "FEMA", "Federal Emergency Management Agency", "ORNL", "Oak Ridge National Laboratory", "U.S. Department of Homeland Security", "USA structures", "USDHS", "assembly", "building outlines", "buildings", "commercial", "education", "emergency response", "federal", "homeland defense", "homeland security", "industrial", "residential", "structures" ; dcat:landingPage . a dcat:Distribution ; dct:format "ArcGIS GeoServices REST API" ; dct:issued "2025-09-19T01:27:29.241893"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.209957"^^xsd:dateTime ; dct:title "ArcGIS GeoService" ; dcat:accessURL . a dcat:Distribution ; dct:format "GDB" ; dct:issued "2025-09-19T01:27:29.241904"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.211634"^^xsd:dateTime ; dct:title "SQLite Geodatabase" ; dcat:accessURL . a dcat:Distribution ; dct:format "XLSX" ; dct:issued "2025-09-19T01:27:29.241902"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.211285"^^xsd:dateTime ; dct:title "Excel" ; dcat:accessURL . a dcat:Distribution ; dct:format "GeoJSON" ; dct:issued "2025-09-19T01:27:29.241897"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.210558"^^xsd:dateTime ; dct:title "GeoJSON" ; dcat:accessURL . a dcat:Distribution ; dct:format "CSV" ; dct:issued "2025-09-19T01:27:29.241894"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.210167"^^xsd:dateTime ; dct:title "CSV" ; dcat:accessURL . a dcat:Distribution ; dct:format "TXT" ; dct:issued "2025-09-19T01:27:29.241901"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.211116"^^xsd:dateTime ; dct:title "Feature Collection" ; dcat:accessURL . a dcat:Distribution ; dct:format "HTML" ; dct:issued "2025-09-19T01:27:29.241888"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.209715"^^xsd:dateTime ; dct:title "ArcGIS Hub Dataset" ; dcat:accessURL . a dcat:Distribution ; dct:format "ZIP" ; dct:issued "2025-09-19T01:27:29.241900"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.210940"^^xsd:dateTime ; dct:title "File Geodatabase" ; dcat:accessURL . a dcat:Distribution ; dct:format "ZIP" ; dct:issued "2025-09-19T01:27:29.241896"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.210362"^^xsd:dateTime ; dct:title "Shapefile" ; dcat:accessURL . a dcat:Distribution ; dct:format "KML" ; dct:issued "2025-09-19T01:27:29.241899"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.210751"^^xsd:dateTime ; dct:title "KML" ; dcat:accessURL . a dcat:Distribution ; dct:format "GPKG" ; dct:issued "2025-09-19T01:27:29.241903"^^xsd:dateTime ; dct:modified "2025-09-19T01:27:29.211451"^^xsd:dateTime ; dct:title "GeoPackage" ; dcat:accessURL . a foaf:Document .