<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the Century
Aluminum Company Consolidated Financial Statements and is qualified in its
entirety by reference to such financial statements.
</LEGEND>
<RESTATED>

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               JUN-30-1999
<CASH>                                             627
<SECURITIES>                                         0
<RECEIVABLES>                                   87,624
<ALLOWANCES>                                         0
<INVENTORY>                                    182,875
<CURRENT-ASSETS>                               294,381
<PP&E>                                         228,784
<DEPRECIATION>                                       0
<TOTAL-ASSETS>                                 541,426
<CURRENT-LIABILITIES>                           98,947
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           202
<OTHER-SE>                                     164,406
<TOTAL-LIABILITY-AND-EQUITY>                   541,426
<SALES>                                        332,365
<TOTAL-REVENUES>                               332,365
<CGS>                                          331,633
<TOTAL-COSTS>                                  331,633
<OTHER-EXPENSES>                                   669
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               3,552
<INCOME-PRETAX>                               (14,591)
<INCOME-TAX>                                   (6,752)
<INCOME-CONTINUING>                            (7,839)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (7,839)
<EPS-BASIC>                                   (0.39)
<EPS-DILUTED>                                   (0.39)