Petrobras makes oil discovery in Campos basin postsalt

Well 4-BRSA-1403D-RJS has been completed, and the oil-bearing interval was verified through electrical profiles, gas indications, and fluid sampling, the operator said in a release Nov. 17.
Nov. 18, 2025

Petrobras discovered hydrocarbons in an exploratory well in the Southwest block of Tartaruga Verde in the Campos basin postsalt, 108 km off the coast of Campos dos Goytacazes, Rio de Janeiro, Brazil, in 734 m of water.

Well 4-BRSA-1403D-RJS has been completed, and the oil-bearing interval was verified through electrical profiles, gas indications, and fluid sampling, the operator said in a release Nov. 17.

Petrobras will send the samples to a lab for analysis to help characertize reservoir conditions and fluids found with the aim of further evaluating the area's potential. 

Petrobras is operator of the block with 100% interest.

 

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