STAVANGER -- StatoilHydro Petroleum has made a gas discovery with wildcat well 30/11-7, located 10 km (6.2 mi) northeast of the Frigg field.
The purpose of the well was to prove petroleum in the Brent Group in Middle Jurassic reservoir rocks near the shutin Lille-Frigg field.
The well proved gas and condensate in Middle Jurassic reservoir rocks belonging to the lower segments of the Brent Group (the Etive Formation). The size of the discovery is from 1 to 3 MMcmoe of recoverable petroleum. Extensive data collection and sampling have been carried out, the company says.
A successful formation test (mini-DST) was conducted, showing good reservoir properties. An appraisal well is being planned to determine the size of the discovery.
The semisubmersibleWest Alpha drilled the well to a vertical depth of 4,067 m (13,343 ft) below the sea surface. The well was concluded in the Drake Formation in Lower Jurassic rocks.
The well, which was drilled as a cost-sharing endeavor between production licenses 035 and 362.