BETHESDA, Md. – USEC Inc. (NYSE:USU) will broadcast its next quarterly conference call with shareholders and the financial community over the Internet on Thursday, August 4, 2005, at 8:30 a.m. ET. The Company will release its earnings for the second quarter ended June 30, 2005, at the close of markets on Wednesday, August 3, 2005.

The regularly scheduled call with shareholders and analysts will be open to listeners who may log in through the Company’s website, www.usec.com. A link to the call will be located in the Investor Relations section and a replay will be available through August 15, 2005.

USEC Inc., a global energy company, is the world’s leading supplier of enriched uranium fuel for commercial nuclear power plants.

###