Ensco Plc Reports No Damage To U.S. Gulf Of Mexico Operations From Hurricane Isaac Based On Preliminary Inspections

Ensco plc (NYSE: ESV) announced today that based on preliminary inspections its U.S. Gulf of Mexico operations have not been damaged by Hurricane Isaac. Ensco’s drillship and semisubmersible rigs successfully mobilized away from the storm and a flyover inspection indicates no damage to the Company’s jackup rigs that were secured and evacuated ahead of the hurricane. Ensco’s warehouse facility in Broussard, Louisiana also is undamaged.

Steps are already being taken to mobilize Ensco’s drillship and semisubmersible rigs back to their drilling locations and to re-crew rigs that were evacuated. Ensco has 10 jackup rigs, one drillship and five semisubmersible rigs in the U.S. Gulf of Mexico. The Company provides regular updates in its monthly fleet status reports available at www.enscoplc.com.

Ensco plc (NYSE: ESV) brings energy to the world as a global provider of offshore drilling services to the petroleum industry. For 25 years, the company has focused on operating safely and exceeding customer expectations. Ensco is ranked #1 for total customer satisfaction with top honors in 13 of 17 categories in the most recent annual survey by EnergyPoint Research. Operating the world’s newest ultra-deepwater fleet and one of the largest fleets of active premium jackups, Ensco has a major presence in the most strategic offshore basins across six continents. Ensco plc is an English limited company (England No. 7023598) with its registered office and corporate headquarters located at 6 Chesterfield Gardens, London W1J 5BQ. To learn more, visit our website at www.enscoplc.com.

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