Northern Exmouth Plateau Seismic and Stratigraphic Data

200,000 km² of the northwest Australian margin is covered by seismic, well, and dredge data. Geoscience Australia Data compiled this information to produce an improved structural and stratigraphic interpretation of the region's geological history. The study area lies between the shallow North West Shelf and the Argo Abyssal Plain.

Use Cases

• Modeling tectonic history based on seismic reflection lines and unconformities described.
• Analyzing sediment thickness and composition for Permian and younger sequences.
• Mapping the continent-ocean boundary based on combined seismic and magnetic anomaly data.
• Studying the subsidence history of the margin from Triassic to Cainozoic periods.

Strengths

• Covers a large area of approximately 200,000 km² of the northwest Australian margin.
• Integrates multiple data types: regional seismic lines, exploration wells, and dredge samples.
• Provides detailed stratigraphic thicknesses for sequences from the Upper Triassic to Cainozoic.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data is delivered in PDF and HTML formats, which may require extraction for computational analysis.

Provenance

Source

Geoscience Australia Data

Collection Method

Interpretation of seismic reflection lines, well logs, and dredge samples.

Time Range

Covers geological periods from Permian to Cainozoic.

Freshness

Last updated 2026-05-14 03:44:58.680309; freshness should be verified.

Geography

Northern Exmouth Plateau and Rowley Terrace, northwest Australian margin.