Laura Basin Hydrogeological Inventory with Stratigraphic Descriptions

Geoscience Australia Data compiled this hydrogeological inventory for the Laura Basin, a geologic feature extending offshore beneath the Great Barrier Reef. The dataset groups descriptive attributes into themes including location, geology, hydrogeology, and land use. It describes sedimentary rocks deposited between 168 and 102 million years ago, with strata reaching a maximum thickness of about 1,000 meters.

Use Cases

• Modeling groundwater flow and aquifer properties based on described stratigraphic units like the Dalrymple Sandstone.
• Analyzing the relationship between surface water and groundwater systems based on the thematic grouping of attributes.
• Studying sedimentary basin evolution and depositional environments described for units like the Rolling Downs Group.
• Assessing land use and environmental impacts on groundwater resources within the basin's administrative boundaries.

Strengths

• Thematic grouping covers 11 distinct topics from geology to land use, suggesting broad contextual coverage.
• Provides specific geologic time ranges (168 to 102 million years ago) and stratigraphic thickness (about 1,000 m).
• Describes three main stratigraphic units with details on their depositional environments and rock compositions.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data is provided in PDF format, which may complicate automated analysis.

Provenance

Source

Geoscience Australia Data

Time Range

Covers geologic formations from the Middle Jurassic to Early Cretaceous (168-102 million years ago).

Freshness

Last updated 2026-04-20 03:27:54.145011; freshness should be verified.

Geography

Laura Basin, Australia, extending onshore and offshore beneath the Great Barrier Reef.