<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from SEC Form
10-Q for quarter ending June 30, 1996 and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-END>                               JUN-30-1996
<CASH>                                         $17,448
<SECURITIES>                                         0
<RECEIVABLES>                                  $23,001
<ALLOWANCES>                                      $859
<INVENTORY>                                     $6,481
<CURRENT-ASSETS>                               $46,015
<PP&E>                                        $400,595
<DEPRECIATION>                                 $54,629
<TOTAL-ASSETS>                                $445,611
<CURRENT-LIABILITIES>                          $46,752
<BONDS>                                       $218,740
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                          $115
<OTHER-SE>                                    $126,038
<TOTAL-LIABILITY-AND-EQUITY>                  $445,611
<SALES>                                              0
<TOTAL-REVENUES>                              $134,904
<CGS>                                                0
<TOTAL-COSTS>                                 $113,439
<OTHER-EXPENSES>                                  $504
<LOSS-PROVISION>                                  $162
<INTEREST-EXPENSE>                              $9,465
<INCOME-PRETAX>                                $11,334
<INCOME-TAX>                                    $4,655
<INCOME-CONTINUING>                             $6,679
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                    $6,679
<EPS-PRIMARY>                                      .58
<EPS-DILUTED>                                      .59