This page belongs to: 2021 offshore greenhouse gas storage acreage release

Browse Basin

There is one release area in the Browse Basin, offshore Northern Australia. It is located in the Caswell Sub-basin.

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 (GIS) software.

See the release area map for this basin [526KB PDF]

View the high resolution release area map [5.69MB JPEG]

Download shapefiles of all acreage release areas [29KB ZIP]

Block diagrams

Block diagrams show the coordinates of release area boundaries.

See the block diagram for this basin [63KB PDF] [161KB JPEG]

Block listings

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

See all block listings for this basin [84KB PDF] [34KB DOCX]

Marine environment

The following areas overlap with biologically important areas.

  • GHG21-3 overlaps with pygmy blue whale habitat.

The following areas overlap with key ecological features.

  • GHG21-3 overlaps with the continental slope demersal fish communities.

Wells within the area

You may be required to remediate a well to ensure safe injection and permanent storage of carbon dioxide (CO2) into a storage formation.

The gazette notice inviting applications lists the wells located within GHG21-3.

Bidding information

You can submit a work-bid application to NOPTA between Friday 4 March 2022 and Thursday 10 March 2022.

Find out how to file your application.

See key information when planning your bid.

About these files

If you experience any difficulty accessing this information, please email