Woodside Petroleum Ltd., an Australian petroleum exploration and production company, completed the acquisition of Exxon Mobil Corp.'s interest in the Scarborough gas field, effective Jan. 1, according to a March 29 statement.

The company said that it acquired an additional 50% stake in WA-1-R, which comprises a majority of the Scarborough gas field.

Woodside Petroleum now holds a 75% interest in WA-1-R, along with a 50% stake in three other areas.