Monday, November 24, 2008

Petrobras makes significant light oil find off Brazil

Rio De Janeiro: Petrobras has completed drilling two new wells in the pre-salt layer off the coast of Espírito Santo and proved a discovery of light oil (30 degrees API) in the area known as Parque das Baleias.

The recoverable volume of the discoveries, made in pre-salt reservoirs located underneath the Baleia Franca, Baleia Azul and Jubarte heavy oil fields, is estimated between 1.5 billion BOE and 2 billion BOE. The 6-BFR-1-ESS and 6-BAZ-1DB-ESS wells were drilled about 80 kilometers (50 miles) off the coast and five kilometers and six kilometers (3.1 miles and 3.7 miles) to the north and to the south, respectively, of discovery well 1-ESS-103A. The discovery well, located in the pre-salt section under the Jubarte heavy oil field, has been producing at a high flow since last September. In the two latest wells, the reservoirs were discovered under a layer of up to 700 meters of salt and at depths ranging from 1,348 to 1,426 meters (4,448 ft to 4,706 ft) from the water line. The reservoirs are located 4,200 meters to 4,800 meters (13,860 ft to 15,840 ft) below sea level and have oil-bearing porous thicknesses of 190 meters and 300 meters (627 ft and 990 ft), proving the major potential of the discoveries. So far, six wells have been drilled in the Espírito Santo pre-salt layer, all of which have been successful.
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