Southern Lord Howe Rise Seismic Survey Data from 1992

Geoscience Australia Data provides a post-cruise report for Project 121.30, detailing a marine seismic survey conducted in November-December 1992. The survey acquired 3191 km of multichannel seismic data to investigate the geological framework and resource potential of the southern Lord Howe Rise and West Norfolk Ridge region.

Use Cases

• Analyze 3191 km of multichannel seismic lines to model crustal characteristics and basin development.
• Interpret seismic stratigraphy from 16-second records to assess the resource potential of structural features.
• Use data acquired with 30-fold coverage and 49 litre sleeve gun arrays to define tectonic framework and continental shelf boundaries.

Strengths

• Contains 3191 km of acquired multichannel seismic data.
• Data was acquired with 30-fold coverage and 16-second records for deep crustal imaging.
• Survey targeted a specific region of interest for Australia's continental shelf definition, covering an area of about 1.65 million km2.

Limitations

• Primary data formats are HTML and PDF reports; raw seismic data files are not specified as available.
• Data is from a single survey in 1992, representing a historical snapshot with no ongoing updates.
• Sample data and a structured column schema are unavailable, limiting immediate analytical use.

Provenance

Source

Geoscience Australia Data

Collection Method

Acquired via marine survey using a 3000 m streamer, 49 litre sleeve gun arrays, and 16 second records.

Time Range

Survey conducted from 6 November to 3 December 1992.

Freshness

null

Geography

Southern Lord Howe Rise, southern New Caledonia Basin, and West Norfolk Ridge region.