Energy XXI Ltd, formerly Energy XXI (Bermuda) Limited, is an independent oil and natural gas exploration and production company. The Company is engaged in the acquisition, exploration, development and operation of oil and natural gas properties onshore in Louisiana and Texas and in the Gulf of Mexico Shelf (GoM Shelf). The Company is the independent operator on the GoM Shelf operating seven of the GoM Shelf fields. As of June 30, 2015, the Company's total proved reserves were 183.5 million barrels of oil equivalent (MMBOE), of which 75% were oil. The Company operated or had an interest in 567 gross producing wells on approximately 388,199 developed acres, including interests in 52 producing fields. The Company's properties include West Delta 73 field, West Delta 30 field, South Timbalier 54 field, Main Pass 61 field, Ship Shoal 208 field, South Pass 49 field, South Pass 78, South Timbalier 21 and Ultra Deep.