Jack/St. Malo goes onto production in the Gulf of Mexico

Jack/St. Malo floating production unit
(Photo courtesy Chevron)

Offshore staff

SAN RAMON, California – The Jack/St. Malo project in the deepwater Gulf of Mexico is on production. Chevron Corp. said that crude oil and natural gas are flowing from this Lower Tertiary project.

With this phase coming in on time and on budget, Chevron said the facility is expected to ramp up to a total production of 94,000 b/d of oil and 21 MMcf/d of natural gas and that it has a planned production life of 30 years.

The Jack and St. Malo fields are within 25 mi (40 km) of each other in approximately 7,000 ft (2,100 m) of water in the Walker Ridge area, approximately 280 mi (450 km) south of New Orleans.

The fields were co-developed with subsea completions flowing back to a single host, semisubmersible floating production unit located between the fields.

Chevron U.S.A. Inc. has a working interest of 50% in the Jack field, with co-owners Statoil (25%) and Maersk Oil (25%). Chevron U.S.A. Inc. and Union Oil Co. of California hold a 51% working interest in the St. Malo field, with co-owners Petrobras (25%), Statoil (21.5%), ExxonMobil (1.25%), and Eni (1.25%); and a 40.6% ownership interest in the host facility, with co-owners Statoil (27.9%), Petrobras (15%), Maersk Oil (5%), ExxonMobil (10.75%), and Eni (0.75%).


Jack/St.Malo semisubmersible floating production unit
(Photo courtesy Business Wire)

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