Eucla Basin Hydrogeological Inventory With Karst Topography Details

Eucla Basin, covering 1,150,000 square kilometers, houses the world's largest grouping of onshore Cenozoic marine sediments. This hydrogeological inventory groups descriptive attributes into themes like location, geology, groundwater, and land use. The dataset is provided by the Australian Ocean Data Network and was last updated in April 2026.

Use Cases

• Model groundwater flow using hydrogeology and groundwater management attribute themes.
• Analyze sediment deposition patterns from described geological units like the Wilson Bluff Limestone and Roe Calcarenite.
• Assess land use impacts by correlating industry types with surface water and environment data themes.
• Study karstification processes using data on the Pliocene period's development of ferricrete and silcrete.
• Map basin subdivisions like the Scaddan Embayment and Nullarbor Shelf against physical geography attributes.

Strengths

• Covers an extensive area of approximately 1,150,000 square kilometers.
• Groups data into 11 distinct thematic categories including geology, hydrogeology, and land use.
• Describes a sedimentary sequence spanning multiple formations from Hampton Sandstone to Roe Calcarenite.

Limitations

• Specific row counts, column details, and sample data are unavailable.
• Primary data format is PDF, which may hinder direct computational analysis.
• Temporal coverage for the recorded attributes is not explicitly defined.

Provenance

Source

Australian Ocean Data Network

Collection Method

Compiled as part of the National Hydrogeological Inventory, likely from field studies and existing maps.

Time Range

Focuses on geological history from Cenozoic to present, but specific date range for attributes is null.

Freshness

Last updated in April 2026.

Geography

Eucla Basin along Australia's southern margin, stretching over 2000 km east-west and extending about 350 km inland.