National Base Map: Greyscale Topographic Map of Australia and Territories

National Base Map - GreyScale MapServer is a service produced for the National Map project. It provides seamless greyscale topographic mapping for all of Australia, including external territories. The service combines Geoscience Australia data at smaller scales with OpenStreetMap data at larger scales.

Use Cases

• Create basemap visualizations for web applications based on the seamless topographic mapping.
• Perform spatial analysis over Australia and its territories based on the integrated multi-scale data.
• Develop thematic maps using the greyscale base layer mentioned in the description.

Strengths

• Covers the whole of Australia and its external territories, providing national-scale coverage.
• Integrates data from authoritative (Geoscience Australia) and community (OpenStreetMap) sources.
• Service was last updated on 2026-05-06, indicating recent maintenance.

Limitations

• Row count and column definitions are unknown, which may limit suitability assessment.
• Column-level documentation is absent; field semantics must be inferred after accessing the service.
• Data may reflect geographic or source bias inherent to the contributing platforms.

Provenance

Source

Geoscience Australia Data

Collection Method

Combined from Geoscience Australia and OpenStreetMap sources.

Time Range

null

Freshness

2026-05-06 08:55:06.027762

Geography

Australia, Cocos (Keeling) Islands, Christmas Island, Norfolk Island, Lord Howe Island