<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM MARCH 31,
1999 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-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               MAR-31-1999
<CASH>                                           7,221
<SECURITIES>                                         0
<RECEIVABLES>                                   49,134
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                                77,885
<PP&E>                                       1,413,232
<DEPRECIATION>                                 533,395
<TOTAL-ASSETS>                               1,002,490
<CURRENT-LIABILITIES>                           61,541
<BONDS>                                        684,635
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           266  
<OTHER-SE>                                     255,571
<TOTAL-LIABILITY-AND-EQUITY>                 1,002,490
<SALES>                                         65,392
<TOTAL-REVENUES>                                66,004
<CGS>                                           40,722
<TOTAL-COSTS>                                   40,722
<OTHER-EXPENSES>                                40,138
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                              14,560
<INCOME-PRETAX>                               (29,416)
<INCOME-TAX>                                  (11,295)
<INCOME-CONTINUING>                           (18,121)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                  (18,121)
<EPS-PRIMARY>                                    (.34)
<EPS-DILUTED>                                    (.34)