The consent covers drilling of top holes in connection with the development of 30/9-22 Stjerne. The plan for development and operation (PDO) of Stjerne was approved by the Storting in September 2011. Stjerne has later been included in the Oseberg Sør field.
Stjerne is located in the North Sea, 13 kilometres southwest of Oseberg Sør.
The consent applies to drilling of four top holes on the following wells: 30/9-M-11 H, 30/9-M-12 H, 30/9-M-13 H and 30/9-M-14 H.
The coordinates for the drilling operation is:
The water depth at the site is approx. 103 metres.
The activity has an estimated duration of 25 days. The earliest start-up is 1 April 2012.
Ocean Vanguard is operated by Diamond Offshore with an operations office in Stavanger, and with technical and operational support from the company's office in Aberdeen.
The facility is registered on Marshall Island with Det norske Veritas as classification company.
Ocean Vanguard was built in 1982, and received an Acknowledgement of Compliance (AoC) from the PSA in July 2004.