<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
FORM 10-Q AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                         DEC-31-2000
<PERIOD-END>                              MAR-31-2000
<CASH>                                              3,088
<SECURITIES>                                            0
<RECEIVABLES>                                     169,508
<ALLOWANCES>                                            0
<INVENTORY>                                        63,573
<CURRENT-ASSETS>                                  268,174
<PP&E>                                          2,243,848
<DEPRECIATION>                                    756,785
<TOTAL-ASSETS>                                  2,346,214
<CURRENT-LIABILITIES>                             367,227
<BONDS>                                                 0
<PREFERRED-MANDATORY>                                   0
<PREFERRED>                                             0
<COMMON>                                              397
<OTHER-SE>                                        223,676
<TOTAL-LIABILITY-AND-EQUITY>                    2,346,214
<SALES>                                           344,399
<TOTAL-REVENUES>                                  357,801
<CGS>                                             329,985
<TOTAL-COSTS>                                     354,903
<OTHER-EXPENSES>                                        0
<LOSS-PROVISION>                                        0
<INTEREST-EXPENSE>                                 22,625
<INCOME-PRETAX>                                  (19,727)
<INCOME-TAX>                                        4,700
<INCOME-CONTINUING>                              (15,027)
<DISCONTINUED>                                          0
<EXTRAORDINARY>                                         0
<CHANGES>                                               0
<NET-INCOME>                                     (15,027)
<EPS-BASIC>                                         (.39)
<EPS-DILUTED>                                       (.39)