2010 News Releases

Date	Title
07/27/2010	Occidental Petroleum Announces Second Quarter and First Six Months of 2010 Results
07/15/2010	Occidental Petroleum Announces Dividend
07/7/2010	Occidental Petroleum to Hold 2nd Quarter 2010 Earnings Conference Call
05/19/2010	Occidental Petroleum Details Plans to Sustain Long-Term Growth and Profitability
05/7/2010	Strong 2009 Performance Highlighted at Occidental Petroleum Corporation Annual Stockholders’ Meeting
05/6/2010	Occidental Petroleum Announces 15 Percent Dividend Increase
05/6/2010	Occidental Petroleum Announces Webcast of 2010 Analyst Meeting on May 19
04/29/2010	Occidental Petroleum Announces First Quarter 2010 Results
04/27/2010	Oxy Expands and Strengthens Responsibilities of Lead Independent Director
04/6/2010	Occidental Petroleum to Hold First Quarter 2010 Earnings Conference Call
02/11/2010	Occidental Petroleum Announces Dividend
02/3/2010	Occidental Petroleum Replaces 206 Percent of 2009 Production
01/28/2010	Occidental Petroleum Announces Fourth Quarter and 12-Month 2009 Results
01/22/2010	Eni, Occidental Petroleum and KOGAS Sign Technical Service Contract with Iraq’s South Oil Company and Missan Oil Company to Redevelop Zubair Field
01/5/2010	Occidental Petroleum to Hold 4Q 2009 Earnings Conference Call

Richard S. Kline
(310) 443-6249
richard_kline@oxy.com

Christopher G. Stavros
(Investor Relations)
(212) 603-8111