<ARTICLE> 5
<LEGEND> 
This schedule contains summary financial information extracted from 
the Statement of Operations for the nine months ended September 30, 1995 and the
Balance Sheet as of September 30, 1995 and is qualified in its entirety by 
reference to such financial statements. 
</LEGEND>
<MULTIPLIER> 1,000
       
                                         
<PERIOD-TYPE>                                     9-MOS
<FISCAL-YEAR-END>                           DEC-31-1995
<PERIOD-START>                              JAN-01-1995
<PERIOD-END>                                SEP-30-1995
<CASH>                                                0
<SECURITIES>                                      2,125
<RECEIVABLES>                                   122,063
<ALLOWANCES>                                      8,995
<INVENTORY>                                       2,038
<CURRENT-ASSETS>                                204,707
<PP&E>                                        1,441,174
<DEPRECIATION>                                  723,218     
<TOTAL-ASSETS>                                  937,678
<CURRENT-LIABILITIES>                           265,173
<BONDS>                                         248,111
<COMMON>                                        191,968
<PREFERRED-MANDATORY>                                 0
<PREFERRED>                                           0
<OTHER-SE>                                       21,978
<TOTAL-LIABILITY-AND-EQUITY>                    937,678
<SALES>                                               0
<TOTAL-REVENUES>                                421,193
<CGS>                                                 0
<TOTAL-COSTS>                                   371,623
<OTHER-EXPENSES>                                      0
<LOSS-PROVISION>                                      0
<INTEREST-EXPENSE>                               13,757
<INCOME-PRETAX>                                  34,303
<INCOME-TAX>                                     13,531
<INCOME-CONTINUING>                              20,772
<DISCONTINUED>                                        0
<EXTRAORDINARY>                                       0
<CHANGES>                                             0
<NET-INCOME>                                     20,772
<EPS-PRIMARY>                                         0
<EPS-DILUTED>                                         0