Browse Basin

There are 3 release areas in the Browse Basin, offshore north-western Australia.

Release area locations:

• Caswell Sub-basin
• Yampi Shelf

Regional geology

• View petroleum geology information for the Browse Basin provided by Geoscience Australia.
• For wells and survey information search the interactive NOPIMS database

Maps and shapefiles

Maps show the release areas in bathymetric detail. They also include other permit locations, known petroleum accumulations and wells. Shapefiles show the areas in vector format for geographic information system software.

See  all release area maps in this basin [830KB PDF]

View high resolution release area maps:

• Caswell Sub-basin release area map [1.10MB JPG]
• Yampi Shelf release area map [1.11MB JPG]

Download  shapefiles of the 2019 acreage release areas [148KB ZIP]

Block diagrams

Block diagrams show the coordinates of release area boundaries.

See  all block diagrams in this basin [191KB PDF]

View block diagrams:

• Caswell Sub-basin (Ashmore and Cartier Islands) block diagram [185KB JPG]
• Caswell Sub-basin (Western Australia) block diagram [189KB JPG]
• Yampi Shelf block diagram [223KB JPG]

Block listings

Block listings provide the graticular block numbers and 1:1,000,000 map sheet references that identify each release area.

View block listings:

•  Caswell Sub-basin block listing [23KB DOCX]
•  Yampi Shelf block listing [22KB DOCX]

See  all block listings in the 2019 acreage release areas [45KB DOCX]  [873KB PDF]

Marine parks and international jurisdictions

The following areas overlap with marine parks and international jurisdictions for commercial fishing.

• The Indonesia Traditional Fishing Memorandum of Understanding Box overlaps with release areas AC19-10 and W19-7.
• The Kimberley Multiple Use Zone (IUCN VI) overlaps with release area W19-6.

How to bid

Work-program bidding closes on 5 March 2020.

Find out how to file your application.

Review the Offshore Petroleum Exploration Guideline: work-bid.