<ARTICLE>      5
<LEGEND>
This schedule contains summary financial information extracted from SEC Form
10-Q for quarter ending September 30, 1999 and is qualified in its entirety by
reference to such financial statements.
</LEGEND>

                
<PERIOD-TYPE>      9-MOS
<FISCAL-YEAR-END>           DEC-31-1999
<PERIOD-END>                SEP-30-1999
<CASH>                         $ 26,096
<SECURITIES>                          0
<RECEIVABLES>                    45,844
<ALLOWANCES>                      1,460
<INVENTORY>                       7,613
<CURRENT-ASSETS>                 81,891
<PP&E>                          595,241
<DEPRECIATION>                  110,473
<TOTAL-ASSETS>                  695,357
<CURRENT-LIABILITIES>            77,655
<BONDS>                         396,614
<PREFERRED-MANDATORY>                 0
<PREFERRED>                           0
<COMMON>                            124
<OTHER-SE>                      158,446
<TOTAL-LIABILITY-AND-EQUITY>    695,357
<SALES>                         204,052
<TOTAL-REVENUES>                204,052
<CGS>                           142,955
<TOTAL-COSTS>                   173,543
<OTHER-EXPENSES>              ( 13,007)
<LOSS-PROVISION>                      0
<INTEREST-EXPENSE>               18,829
<INCOME-PRETAX>                  24,687
<INCOME-TAX>                     10,220
<INCOME-CONTINUING>              14,467
<DISCONTINUED>                        0
<EXTRAORDINARY>                       0
<CHANGES>                     (  4,903)
<NET-INCOME>                      9,564
<EPS-BASIC>                         .79
<EPS-DILUTED>                       .79