ANADARKO PETROLEUM CORPORATION is one of the world's largest independent oil and gas exploration and production companies.

As of year-end 1999, oil reserves accounted for 58% of the Company's total proved reserves. About 71% of the Company's total proved reserves are located in the U.S., primarily in the mid-continent (Kansas, Oklahoma and Texas) area, offshore in the Gulf of Mexico and in Alaska.

During 1999, about 87% of the Company's production was domestic and the remainder was from Algeria. The Company also owns and operates gas gathering systems in its U.S. core producing areas.

Anadarko continues to produce and develop crude oil reserves in Algeria's Sahara Desert. At year-end 1999, the Company had 288.8 million barrels of proved crude oil reserves in Algeria, which accounts for 29% of Anadarko's total proved reserves. The Company also participates in other international exploration projects in Tunisia, the North Atlantic Margin and other selected areas.

The principal subsidiaries of Anadarko are: Anadarko Algeria Corporation; Anadarko Energy Services Company; and, Anadarko Gathering Company.

The Company's corporate offices are located at 17001 Northchase Drive, Houston, Texas 77060-2141.