Origin Energy Ltd., Sydney, and partners in the BassGas joint venture have let a contract to Seadrill Australia Pte. Ltd. to provide the West Telesto drilling rig for the project’s upcoming work program in Yolla gas field in the Bass Strait.
The three-leg jack up rig is expected to be mobilized during the 2014-15 Australian summer to drill the Yolla-5 and Yolla-6 wells as part of the Yolla Mid Life Enhancement project’s second stage. The rig will cantilever over the Yolla platform during the drilling campaign.
The drilling of Yolla-5 and Yolla-6, along with the installation of associated flow lines and other works, will support the maintenance of gas production from Yolla field.
Origin Energy is operator of the BassGas joint venture with 42.5% interest. Partners are AWE Ltd. subsidiaries 46.25% and Toyota Tsusho Gas E&P Trefoil Pty. Ltd. 11.25%.