<ARTICLE>                     5
       
                                        
<PERIOD-TYPE>                                    6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               JUN-30-1998
<CASH>                                          18,274
<SECURITIES>                                         0
<RECEIVABLES>                                3,221,261
<ALLOWANCES>                                         0
<INVENTORY>                                          0
<CURRENT-ASSETS>                             3,819,328
<PP&E>                                     115,367,603
<DEPRECIATION>                              67,199,254
<TOTAL-ASSETS>                              52,293,544
<CURRENT-LIABILITIES>                        2,020,023
<BONDS>                                              0
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                    12,780,040
<OTHER-SE>                                           0
<TOTAL-LIABILITY-AND-EQUITY>                52,293,544
<SALES>                                      6,517,271
<TOTAL-REVENUES>                             6,674,802
<CGS>                                                0
<TOTAL-COSTS>                                8,237,860
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                            (1,563,058)
<INTEREST-EXPENSE>                             569,905
<INCOME-PRETAX>                             (2,132,963)
<INCOME-TAX>                                  (597,229)
<INCOME-CONTINUING>                         (1,535,734)
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                (1,535,734)
<EPS-PRIMARY>                                     (.12)
<EPS-DILUTED>                                     (.12)