news releases

Occidental to Hold Earnings Conference Call

LOS ANGELES, April 10, 2001 -- Occidental Petroleum Corporation (NYSE:OXY) will hold a conference call following the release of its first-quarter financial results on Wednesday, April 18, 2001. The conference call, to begin at 11:30 a.m. EST, may be accessed by calling 1-888-868-9083.

All remarks made during the conference call will be current at the time of the call and will not be updated to reflect subsequent material developments.

Copies of Occidental's news releases, most recent annual report, SEC filings and other financial materials are available on the company's Website, http://www.oxy.com.

CONTACT:  Occidental Petroleum Corporation
          Larry Meriage, media
          (310) 443-6562
          
          Kenneth J. Huffman, investors
          (212) 603-8183
          On the Web: www.oxy.com