Petroleo Brasileiro S.A. (Petrobras) announced Tuesday that the Libra consortium has completed the drilling of the extension well 3-BRSA-1267-RJS/3-BRSA-1267A-RJS (3-RJS-735/735A) offshore Brazil. The drilling results have confirmed the presence of a hydrocarbon-bearing column of approximately 656 feet (200 meters) of good reservoir characteristics.
Informally known as C1, the well is located in the crest of the central area of the Libra block, in Santos Basin, about 136.7 miles (220 kilometers) off the coast of Rio de Janeiro city.
The final depth reached was 18,963 feet (5,780 meters), with 7,087 feet (2,160 meters) of water depth. This is the second successful well drilled by the Libra Consortium and it is located 11.1 miles (18 kilometers) from the first well, 3-RJS-731.
A full suite of logs was acquired. Fluid samples containing hydrocarbons and CO2 were taken and are undergoing detailed analysis in the laboratory.
The consortium will continue with the exploratory plan and will drill new wells to evaluate the Libra area which encompasses 598 square miles (1,550 square kilometers)
The Libra consortium is composed of Petrobras (operator, with 40 percent), Shell (20 percent), Total (20 percent), CNPC (10 percent) and CNOOC (10 percent), also with the state company Pre-Sal Petroleo S.A. (PPSA) as contract manager.
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