A seamless greyscale topographic map service covering Australia and its external territories. The service is produced for the National Map project, combining Geoscience Australia data at smaller scales with OpenStreetMap data at larger scales. It was last updated on 2026-04-20.
Use Cases
- Render topographic basemaps for web applications based on the described seamless mapping service.
- Conduct spatial analysis for Australian regions based on the integrated topographic data.
- Develop cartographic products using the greyscale map layers with scale dependencies.
Strengths
- Covers the entire landmass of Australia, including external territories such as Cocos (Keeling) Islands and Christmas Island.
- Integrates data from two authoritative sources: Geoscience Australia and OpenStreetMap.
Limitations
- Description metadata is limited; actual data quality requires manual inspection after download.
- Column-level documentation is absent; field semantics must be inferred after download.
Provenance
- Source
- Geoscience Australia Data
- Collection Method
- Produced for the National Map project, integrating Geoscience Australia and OpenStreetMap data.
- Freshness
- Last updated 2026-04-20 02:25:50.503216; freshness should be verified.
- Geography
- Australia, including Cocos (Keeling) Islands, Christmas Island, Norfolk Island, and Lord Howe Island.