<ARTICLE> 5
<LEGEND>
This schedule contains summary financial information extracted from the
statement of income and balance sheet and is qualified in its entirety by
reference to such financial statements.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996
<PERIOD-START>                             JAN-01-1996
<PERIOD-END>                               SEP-30-1996
<CASH>                                           2,005
<SECURITIES>                                         0
<RECEIVABLES>                                    3,345
<ALLOWANCES>                                         7
<INVENTORY>                                         76
<CURRENT-ASSETS>                                 5,682
<PP&E>                                          92,640
<DEPRECIATION>                                  34,581
<TOTAL-ASSETS>                                  64,745
<CURRENT-LIABILITIES>                            4,225
<BONDS>                                         17,268
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           481
<OTHER-SE>                                      32,270
<TOTAL-LIABILITY-AND-EQUITY>                    64,745
<SALES>                                         15,137
<TOTAL-REVENUES>                                16,506
<CGS>                                            6,197
<TOTAL-COSTS>                                    3,412
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 674
<INCOME-PRETAX>                                  3,714
<INCOME-TAX>                                     1,233
<INCOME-CONTINUING>                              2,481
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                     2,481
<EPS-PRIMARY>                                     0.51
<EPS-DILUTED>                                     0.51