HOUSTON, TX -- (MARKETWIRE) -- 01/31/13 -- Anadarko Petroleum Corporation (NYSE: APC) today announced it now ranks third among America's Top Workplaces, up from its fourth-place ranking in 2012, according to the second annual National Top Workplaces list as compiled by WorkplaceDynamics, an independent employee survey provider. Anadarko also topped Houston's Top Workplaces for each of the last three years, and was named Denver's Top Workplace in 2012, according to WorkplaceDynamics.

"It is a humbling honor to be recognized among the nation's top-five workplaces for the second consecutive year," said Anadarko President and CEO Al Walker. "The results of these independent surveys confirm that our core values of servant leadership, integrity and trust, and open communication continue to differentiate Anadarko's workforce, and create an empowering and rewarding environment for our employees. Our employees share a great sense of satisfaction to work in an industry that safely provides an essential product for the health and welfare of the world, while creating jobs, spurring economic growth and enhancing energy security."

Anadarko's National Top Workplaces ranking was based on employee feedback as gathered by WorkplaceDynamics, which conducted comparisons of its 2012 employee survey results from 872 organizations nationwide that employ more than 1,000 people. Consistent with the company's previous top-five ranking, WorkplaceDynamics again cited Anadarko's values and culture, professional challenges, compensation, work-life balance and company direction. The results of the WorkplaceDynamics Nation's Top Workplaces may be viewed at www.topworkplaces.com.

About Anadarko
 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 2011, the company had approximately 2.54 billion barrels-equivalent of proved reserves, making it one of the world's largest independent exploration and production companies. For more information about Anadarko and APC Flash Feed updates, please visit www.anadarko.com.

About WorkplaceDynamics
 Founded in 2006, WorkplaceDynamics is the fastest-growing employee survey provider in the United States. Based on their "on-demand" employee survey, last year they surveyed more than 5,000 organizations, polled 1.7 million people and handled more than a million employee responses.

ANADARKO CONTACTS

MEDIA:
John Christiansen, john.christiansen@anadarko.com, 832.636.8736
Brian Cain, brian.cain@anadarko.com, 832.636.3404
Christina Ramirez, christina.ramirez@anadarko.com, 832.636.8687

distributed by