
<TABLE> <S> <C>


<ARTICLE>                     5
<LEGEND>
     THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
     COMPANY'S FINANCIAL STATEMENTS FOR THE SIX MONTHS ENDED JUNE 30, 1997,
     AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>                                   1,000
       
<S>                                            <C>
<PERIOD-TYPE>                                  6-MOS
<FISCAL-YEAR-END>                              DEC-31-1997
<PERIOD-END>                                   JUN-30-1997
<CASH>                                                 625
<SECURITIES>                                             0
<RECEIVABLES>                                        7,809
<ALLOWANCES>                                             0
<INVENTORY>                                            236
<CURRENT-ASSETS>                                    11,860
<PP&E>                                             129,391
<DEPRECIATION>                                     (42,044)
<TOTAL-ASSETS>                                      99,381
<CURRENT-LIABILITIES>                               12,088
<BONDS>                                             14,131
<PREFERRED-MANDATORY>                                    0
<PREFERRED>                                              0
<COMMON>                                               108
<OTHER-SE>                                          68,205
<TOTAL-LIABILITY-AND-EQUITY>                        99,381
<SALES>                                              5,754
<TOTAL-REVENUES>                                     5,978
<CGS>                                                2,671
<TOTAL-COSTS>                                        6,670
<OTHER-EXPENSES>                                         0
<LOSS-PROVISION>                                         0
<INTEREST-EXPENSE>                                     171
<INCOME-PRETAX>                                       (863)
<INCOME-TAX>                                          (302)
<INCOME-CONTINUING>                                   (561)
<DISCONTINUED>                                           0
<EXTRAORDINARY>                                          0
<CHANGES>                                                0
<NET-INCOME>                                          (561)
<EPS-PRIMARY>                                         (.05)
<EPS-DILUTED>                                         (.05)
        

</TABLE>
