Geology and Petroleum Prospects of the Eastern New Ireland Basin

Interpretations from the early Miocene to Recent period describe the geology and petroleum potential of the eastern New Ireland Basin. The dataset, provided by the Australian Ocean Data Network, covers an offshore area approximately 600 km long by 150 km wide northeast of New Hanover and New Ireland. It integrates onshore geology with offshore seismic reflection data and limited geological sampling.

Use Cases

• Assessing hydrocarbon trap potential based on presumed reefal bodies within carbonate sequences.
• Modeling basin evolution based on described stratigraphic layers from volcaniclastics to hemipelagic oozes.
• Evaluating petroleum source rock presence based on interpreted early-late Miocene clastic and carbonate units.
• Mapping structural features based on the basin's description as a fore-arc downwarp.

Strengths

• Covers a significant geographic area approximately 600 km long by 150 km wide.
• Integrates multiple data sources including onshore geology, offshore seismic data, and geological sampling.
• Describes a detailed stratigraphic sequence up to 5 km thick with multiple interpreted rock units.

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 bias inherent to data_gov_au, focusing on a specific offshore basin.

Provenance

Source

Australian Ocean Data Network

Collection Method

Interpretation from onshore geology integrated with offshore seismic reflection data and limited geological sampling.

Time Range

Early Miocene to Recent

Freshness

Last updated 2026-06-04 05:40:46.125849; freshness should be verified.

Geography

Eastern New Ireland Basin, offshore northeastern Papua New Guinea