<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   YEAR
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               DEC-31-1994
<CASH>                                           1,152
<SECURITIES>                                         0
<RECEIVABLES>                                   32,325
<ALLOWANCES>                                         0
<INVENTORY>                                     12,199
<CURRENT-ASSETS>                                48,029
<PP&E>                                         667,468
<DEPRECIATION>                               (242,008)
<TOTAL-ASSETS>                                 484,582
<CURRENT-LIABILITIES>                           39,143
<BONDS>                                        136,229
<COMMON>                                         2,774
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     200,682
<TOTAL-LIABILITY-AND-EQUITY>                   484,582
<SALES>                                        163,641
<TOTAL-REVENUES>                               170,186
<CGS>                                                0
<TOTAL-COSTS>                                  118,104
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                               8,867
<INCOME-PRETAX>                                 40,853
<INCOME-TAX>                                    15,729
<INCOME-CONTINUING>                             25,124
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    25,124
<EPS-PRIMARY>                                      .98
<EPS-DILUTED>                                        0