<ARTICLE>                                    5
<MULTIPLIER>                                        1,000
<CURRENCY>                                   U.S. DOLLARS
       
                                          
<PERIOD-TYPE>                                3-MOS
<FISCAL-YEAR-END>                            DEC-31-1996
<PERIOD-START>                               JAN-01-1996
<PERIOD-END>                                 MAR-31-1996
<EXCHANGE-RATE>                                         1
<CASH>                                              3,879
<SECURITIES>                                            0
<RECEIVABLES>                                      14,003
<ALLOWANCES>                                            0
<INVENTORY>                                             0
<CURRENT-ASSETS>                                   18,968
<PP&E>                                            184,553
<DEPRECIATION>                                    111,723
<TOTAL-ASSETS>                                    104,492
<CURRENT-LIABILITIES>                              13,817
<BONDS>                                            21,352
<PREFERRED-MANDATORY>                                   0
<PREFERRED>                                             0
<COMMON>                                               88
<OTHER-SE>                                         66,367
<TOTAL-LIABILITY-AND-EQUITY>                      104,492
<SALES>                                            11,408
<TOTAL-REVENUES>                                   11,430
<CGS>                                               2,956
<TOTAL-COSTS>                                       2,956
<OTHER-EXPENSES>                                       77
<LOSS-PROVISION>                                        0
<INTEREST-EXPENSE>                                    320
<INCOME-PRETAX>                                       447
<INCOME-TAX>                                           57
<INCOME-CONTINUING>                                   390
<DISCONTINUED>                                         78
<EXTRAORDINARY>                                         0
<CHANGES>                                               0
<NET-INCOME>                                          468
<EPS-PRIMARY>                                         .05
<EPS-DILUTED>                                         .05