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Federal
National Bridge Inventory NGDA
Federal Geographic Data Committee —
The National Bridge Inventory dataset is as of June 20, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation... -
Building Footprints 2019
District of Columbia —
Building. The dataset contains polygons representing planimetric buildings, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the... -
State
California County Boundaries and Identifiers
State of California —
Note: The schema changed in February 2025 - please see below. We will post a roadmap of upcoming changes, but service URLs and schema are now stable. For deployment... -
Historic Landmarks Points
District of Columbia —
This dataset contains Historic Landmarks (by structure) officially designated by the District of Columbia. This is a consolidated collection of structures with... -
Sidewalks 2021
District of Columbia —
All public walkways are captured. Sidewalks do not overlap other feature classes unless they are hidden under a bridge or overpass. Cement pads around public swimming... -
Stairs 2013
District of Columbia —
Stair. The dataset contains polygons representing planimetric Stairs, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the Chief... -
Curbs 2019
District of Columbia —
Curb Line. The dataset contains polylines representing planimetric curbs, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the... -
Hydrography Lines
District of Columbia —
This layer contains hydrography such as streams, rivers, and other linear hydrography features. Hidden hydrography, inferred drainage connectors, or culverts connect... -
State
California City Boundaries and Identifiers
State of California —
Note: The schema changed in February 2025 - please see below. We will post a roadmap of upcoming changes, but service URLs and schema are now stable. For deployment... -
State
Elk Home Range - Potter-Redwood Valley - 2023-2024 [ds3191]
State of California —
The project lead for the collection of this data was Carrington Hilson. Elk (9 adult females) were captured and equipped with GPS collars (Lotek Iridium) transmitting... -
Wooded Areas 2010
District of Columbia —
Wooded Area. The dataset contains polygons representing planimetric wooded areas, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office... -
Potential Landmarks
District of Columbia —
This dataset contains Historic Landmarks (by structure) officially designated by the District of Columbia. This is a consolidated collection of structures with... -
Waterbodies 2015
District of Columbia —
Water. The dataset contains polygons representing planimetric waterbodies, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the... -
Waterbodies 2017
District of Columbia —
Water. The dataset contains polygons representing planimetric waterbodies, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the... -
Railroads 2015
District of Columbia —
Railroad. The dataset contains polygons representing planimetric railroads, created as part of the DC Geographic Information System (DC GIS) for the D.C. Office of the... -
Railroads
District of Columbia —
Centerlines of railroads or Metrorail are captured. The line is at the midpoint between each rail line. Hidden features due to tunnels, overpasses, or bridges are... -
Roads
District of Columbia —
Road edges are defined as the edge of the improved surface including the improved shoulder but do not include the unimproved shoulder, only the travel part of the... -
Historic Landmarks
District of Columbia —
This dataset contains Historic Landmarks (by structure) officially designated by the District of Columbia. This is a consolidated collection of structures with... -
State
Mule Deer Migration Corridors - Casa Diablo - 2014-2023 [ds3152]
State of California —
The project lead for the collection of this data was Tom Stephenson. Mule deer (130 adult females) from the Casa Diablo herd were captured and equipped with store-...