Topo Map Index: URLs for NSW GeoPDF Topographic Map Sheets

Spatial Services provides an index of URLs for collar-on and collar-off GeoPDF topographic map sheets for New South Wales. This hosted feature layer is updated yearly, with a data currency date of December 13, 2025. The data is accessible via an ESRI REST API and is provided under an open data policy.

Use Cases

• Build a map sheet downloader application based on the provided URL links.
• Create a spatial catalog of available topographic maps based on the index's geographic features.
• Automate the retrieval of the most current GeoPDF maps based on the yearly update schedule.

Strengths

• Data currency is explicitly stated as December 13, 2025, providing a clear freshness benchmark.
• Update frequency is defined as yearly, offering predictable maintenance.
• Spatial reference systems (WGS84 and EPSG:4326) are specified, ensuring coordinate clarity.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• The description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

Spatial Services (DCS), NSW Government

Freshness

Yearly updates, last platform record update on 2026-05-18.

Geography

New South Wales, Australia