- Century Aluminum Completes Divestment of Stakes in Bauxite and Alumina Assets

MONTEREY, CA--(Marketwire - September 01, 2009) - Century Aluminum Company
(NASDAQ: CENX) today announced that the sale of the company's 50% joint venture
ownership positions in Gramercy Alumina LLC and St. Ann Bauxite Limited to
Noranda Aluminum Holding Corporation was completed on August 31. With the
closing of this transaction, Century has divested itself of its entire interest
in these businesses. 

Century Aluminum Company owns primary aluminum capacity in the United States
and Iceland. Century's corporate offices are located in Monterey, California.
 
Cautionary Statement 

This press release may contain "forward-looking statements" within the meaning
of U.S. federal securities laws. The company has based its forward-looking
statements on current expectations and projections about the future; however,
these statements are subject to risks, uncertainties and assumptions, any of
which could cause the company's actual results to differ materially from those
expressed in its forward-looking statements. More information about these
risks, uncertainties and assumptions can be found in the risk factors and
forward-looking statements cautionary language contained in the company's
Annual Report on Form 10-K and in other filings made with the Securities and
Exchange Commission. The company does not undertake, and specifically
disclaims, any obligation to revise any forward-looking statements to reflect
the occurrence of anticipated or unanticipated events or circumstances after
the date such forward-looking statements are made. 

Certified Advisors for the First North market of the OMX Nordic Exchange
Iceland hf. for Global Depositary Receipts in Iceland: 

Helga Gunnarsdottir, Director-Corporate Finance, NBI hf. 
Astros Vidarsdottir, Senior Manager-Corporate Finance, NBI hf. 

Contacts:

Mike Dildine (media)
831-642-9364

Shelly Lair (investors)
831-642-9357