LION Differences File: NYC Street Network Change Log

LION Differences File documents segment and node-level changes between releases of New York City's street network data. The file is produced by the City of New York's Department of City Planning and was last updated on March 15, 2026. It enables users to migrate organizational data tied to specific street segment or intersection identifiers.

Use Cases

• Update organizational databases based on changes to street segment IDs.
• Synchronize geospatial applications based on changes to intersection node IDs.
• Audit the evolution of the urban street network based on documented changes between releases.

Strengths

• Produced by the authoritative City of New York Department of City Planning.
• Last updated on March 15, 2026, indicating recent maintenance.
• Provides a historical archive, with all previously released versions available.

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

City of New York Department of City Planning (DCP)

Collection Method

Documentation of changes between official LION (street network) data releases.

Time Range

Covers changes between sequential releases; specific temporal coverage is not stated.

Freshness

Last updated 2026-03-15 02:51:51.370124

Geography

New York City