A 396-m column of 28°API oil was confirmed at Petrobras’ 3-BRSA-1184-RJS (3-RJS-723) well, informally known as Franco Leste, in the Santos basin presalt Franco area 124 miles southeast of Rio de Janeiro, Brazil. Total depth of the well was 5900 m in water depth of 2011 m. Petrobras (100%) is the operator.


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