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Carbon capture and storage

There is underexplored prospective geology in the Amadeus, McArthur and Georgina Basins with potential for carbon capture and storage.

Process

Carbon capture and storage (CCS), sometimes referred to as carbon capture, utilisation and storage (CCUS), is the process of capturing carbon dioxide (CO2), predominantly from the burning of fossil fuels, injecting it deep underground for storage. Depleted conventional oil and gas reservoirs are attractive storage targets as they have already proven to contain good reservoirs and traps that have held gas for millions of years.

Currently, the NT Government are working in collaboration with CSIRO and industry to develop a low emissions CCUS Hub in Middle Arm Precinct.

Prospectivity

There has been relatively few studies assessing the CCUS potential in the Northern Territory.

The presence of porous sandstone and carbonate reservoirs, coupled with excellent seals of halite and anhydrite in the Amadeus, Georgina and McArthur basin suggest that the NT has good CCUS potential. These basins are all frontier and remain largely underexplored by world standards.

Geoscience Australia identified favourable CCUS potential in the offshore Petrel Sub-basin.

Links to more information

View the distribution of petroleum wells and seismic lines and download attributed spatial data across the Territory’s onshore basins through the Northern Territory Geological Survey's online web mapping system STRIKE.

For more information visit the Northern Territory Government's CCUS.