<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED FINANCIAL STATEMENTS OF THE COMPANY AND IS QUALIFIED IN ITS
ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               SEP-30-1998
<CASH>                                           2,088
<SECURITIES>                                         0
<RECEIVABLES>                                   11,045
<ALLOWANCES>                                         0
<INVENTORY>                                      1,271
<CURRENT-ASSETS>                                15,189
<PP&E>                                         403,712
<DEPRECIATION>                                (119,658)
<TOTAL-ASSETS>                                 356,499
<CURRENT-LIABILITIES>                           14,413
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           405
<OTHER-SE>                                     202,356
<TOTAL-LIABILITY-AND-EQUITY>                   356,499
<SALES>                                         57,139
<TOTAL-REVENUES>                                57,139
<CGS>                                                0
<TOTAL-COSTS>                                   75,781
<OTHER-EXPENSES>                                  (223)
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               6,040
<INCOME-PRETAX>                                (24,459)
<INCOME-TAX>                                     8,803
<INCOME-CONTINUING>                            (15,656)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                   (15,656)
<EPS-PRIMARY>                                     (.40)
<EPS-DILUTED>                                     (.40)