Alley Street Changes Lines are maintained by the D.C. Office of the Chief Technology Officer (OCTO) as part of the DC Geographic Information System. The dataset likely contains spatial line features representing modifications to alleys and streets within the District of Columbia. It is published under a CC-BY-4.0 license and was last updated on March 25, 2026.
Use Cases
- Analyze urban infrastructure evolution based on alley and street change line data
- Support property lot and parcel planning based on roadway modifications
- Integrate with transportation models based on geospatial road network changes
- Visualize historical street layout alterations for city planning
Strengths
- Data is part of the authoritative DC Geographic Information System (DC GIS)
- Available in multiple geospatial formats including GeoJSON, KML, and ArcGIS REST API
- Published under a permissive CC-BY-4.0 license
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
- Description metadata is limited; actual data quality requires manual inspection after download
Provenance
- Source
- D.C. Office of the Chief Technology Officer (OCTO) and participating D.C. government agencies
- Collection Method
- Created as part of the DC Geographic Information System (DC GIS)
- Time Range
- null
- Freshness
- Last updated 2026-03 08:18:22.287335; freshness should be verified
- Geography
- District of Columbia, Washington D.C.