Geoscience Australia's Bremer Sub-basin Study, commenced in 2004, investigates the petroleum potential of this deep-water frontier area. The study area is a series of Middle Jurassic-Early Cretaceous half grabens in the Bight Basin, with water depths from 100 to 4000 meters. Exploration data includes a regional seismic survey from 1974, but no wells have been drilled in the sub-basin.
Use Cases
- Assessing hydrocarbon generation potential based on the described Middle Jurassic-Early Cretaceous half graben structures.
- Evaluating deep-water exploration risk based on the 100-4000 meter water depth range and lack of well data.
- Planning frontier seismic acquisition based on the 1974 Esso Australia Ltd survey as a foundational dataset.
- Identifying prospective trap structures for hydrocarbons based on the described geological framework.
Strengths
- Focuses on a defined frontier area identified as a key target in Geoscience Australia's New Oil Program.
- Includes data from a specific regional seismic survey conducted in 1974.
- Describes a clear geological context of Middle Jurassic-Early Cretaceous half grabens.
Limitations
- Row count is unknown, which may limit suitability assessment.
- Column-level documentation is absent; field semantics must be inferred after download.
- Data may reflect geographic bias inherent to data_gov_au.
Provenance
- Source
- Australian Ocean Data Network
- Collection Method
- Study commenced by Geoscience Australia in 2004, incorporating existing seismic data.
- Time Range
- Study focuses on geological formations from the Middle Jurassic to Early Cretaceous; includes seismic data from 1974.
- Freshness
- Last updated 2026-06-23 02:05:56.231588; freshness should be verified.
- Geography
- Bremer Sub-basin, part of the Bight Basin offshore southwestern Australia.