Oct 14, 2025

Equinor Launches Offshore Drilling Campaign Using COSL and Transocean Rigs

COSL Prospector (Image source: COSL)

 Equinor has initiated a new offshore drilling phase on the Norwegian continental shelf, utilizing drilling units from both COSL and Transocean. The company has secured all necessary regulatory approvals and is now proceeding with a series of exploration and development wells across the Norwegian and Barents Seas.

The COSL Prospector, a GG5000-class semi-submersible rig, is part of the campaign. The unit is capable of operating in water depths up to 1,500 meters and drilling wells to a total depth of 7,500 meters. It is being mobilized to support Equinor’s exploration program in the Barents Sea.

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