press release

Unocal board declares regular quarterly dividend

El Segundo, Calif., Feb 10, 2004 - Unocal Corporation's (NYSE: UCL) board of directors today declared a regular quarterly dividend of 20 cents per share on the common stock of the company.

The dividend is payable May 12, 2004, to stockholders of record April 12, 2004.

Unocal is one of the world's leading independent natural gas and crude oil exploration and production companies. The company's principal oil and gas activities are in North America and Asia.

Updated: February 2004