2009-11-11 20:39:05 -

The Board of Directors of Anadarko Petroleum Corporation (NYSE: APC) today declared a quarterly cash dividend on the company’s common shares.

A dividend of 9 cents per share was declared on the company’s outstanding common stock, payable Dec. 23, 2009 to stockholders of record at the close of business on Dec. 9, 2009.

The amount of future dividends for Anadarko common stock will depend on earnings, financial condition, capital requirements and other factors.

The Board of Directors will determine dividends on a quarterly basis.

Anadarko Petroleum Corporation’s mission is to deliver a competitive and sustainable rate of return to shareholders by exploring for, acquiring and developing oil and natural gas resources vital to the world’s health and welfare. As of year-end 2008, the

company had approximately 2.3 billion barrels of oil equivalent of proved reserves, making it one of the world’s largest independent exploration and production companies.
For more information about Anadarko, please visit www.anadarko.com : .

Anadarko Petroleum CorporationInvestors:John

Colglazier, 832.636.2306 john.colglazier@anadarko.com : mailto:john.colglazier@anadarko.com orChris

Campbell, CFA, 832.636.8434 chris.campbell@anadarko.com : mailto:chris.campbell@anadarko.com orDean

Hennings, 832.636.2462 dean.hennings@anadarko.com : mailto:dean.hennings@anadarko.com