Geological Borehole Compilation For Southwestern Victoria

Southwestern Victoria and contiguous South Australia geological data is compiled from borehole records, well logs, and geophysical measurements due to limited surface exposure. The Australian Ocean Data Network aggregated this information, including a geological sketch map, to study the region's stratigraphy and subsurface structure. The report was last updated in April 2026.

Use Cases

• Analyze borehole_logs and well_records to map subsurface stratigraphy and identify aquifer layers.
• Correlate geophysical_measurements with borehole_data to infer deep structural features in the Tertiary basin.
• Study compiled geological_history and stratigraphy_tables to understand the region's formation evolution.
• Use the geological_sketch_map with tabulated data for regional geological modeling and resource assessment.

Strengths

• Compilation integrates scattered borehole_records and well_data from a large geographic area.
• Includes a geological_sketch_map for spatial context of the tabulated data.
• Report synthesizes considerable literature and principal bore records examined in detail.

Limitations

• Direct geological information is severely limited by very poor surface exposure of underlying rocks.
• Sample size of specific data rows and columns is unknown from the description.
• Primary data formats are PDF and HTML, which may require extraction for quantitative analysis.

Provenance

Source

Australian Ocean Data Network

Collection Method

Compilation from literature review and examination of principal bore records.

Time Range

Covers Tertiary to Recent geological formations.

Freshness

Last updated in April 2026.

Geography

South-western Victoria and the contiguous part of South Australia, specifically the Portland-Nelson-Mt Gambier area.