GA310 South West Margin 2D MSS: Offshore Gravity Survey Data

Gravity line data from the GA310 South West Margin 2D MSS survey acquired for Geoscience Australia in 2008/2009. The survey collected 26,000 line-kilometres of gravity and magnetic data as part of the Australian Government's Offshore Energy Security Program. Processed data is quality-checked by GA geophysicists to reveal sub-surface geological structure.

Use Cases

• Modeling sub-surface rock density based on processed gravity measurements.
• Interpreting geological structure for offshore energy resource assessment.
• Integrating gravity data with other survey data like seismic reflection and bathymetry mentioned in the description.

Strengths

• 26,000 line-kilometres of gravity data were acquired.
• Data underwent standard processing and quality checks by GA geophysicists.
• Part of a multi-method survey that also collected seismic, magnetic, and bathymetry data.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Data may reflect geographic/temporal bias inherent to data_gov_au.

Provenance

Source

Geoscience Australia via the Australian Ocean Data Network.

Collection Method

Acquired via a marine survey as part of the Offshore Energy Security Program.

Time Range

2008/2009

Freshness

Last updated 2026-06-04 05:38:31.633031; freshness should be verified.

Geography

South West Margin, offshore Australia.