<ARTICLE> 5
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                      26,200,000
<SECURITIES>                                         0
<RECEIVABLES>                               42,700,000
<ALLOWANCES>                                         0
<INVENTORY>                                 50,700,000
<CURRENT-ASSETS>                           131,100,000
<PP&E>                                   1,132,900,000
<DEPRECIATION>                             432,400,000
<TOTAL-ASSETS>                             834,900,000
<CURRENT-LIABILITIES>                      172,800,000
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                  1,800,000
<COMMON>                                       900,000
<OTHER-SE>                                 253,100,000
<TOTAL-LIABILITY-AND-EQUITY>               834,900,000
<SALES>                                    137,200,000
<TOTAL-REVENUES>                           137,200,000
<CGS>                                       83,000,000
<TOTAL-COSTS>                              134,700,000
<OTHER-EXPENSES>                           (5,400,000)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                          18,600,000<F1>
<INCOME-PRETAX>                           (10,700,000)
<INCOME-TAX>                                         0
<INCOME-CONTINUING>                       (10,700,000)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                           (11,500,000)
<CHANGES>                                            0
<NET-INCOME>                              (22,200,000)
<EPS-PRIMARY>                                    (.23)
<EPS-DILUTED>                                    (.23)
<FN>
<F1>NET OF INTEREST INCOME OF $0.5 MILLION.
</FN>