<ARTICLE>           5
<MULTIPLIER>    1,000
       
                         
<PERIOD-TYPE>                     3-MOS
<FISCAL-YEAR-END>           DEC-31-1999
<PERIOD-END>                MAR-31-1999
<CASH>                              490
<SECURITIES>                          0
<RECEIVABLES>                     2,821
<ALLOWANCES>                          0
<INVENTORY>                           0
<CURRENT-ASSETS>                  4,823
<PP&E>                          211,667
<DEPRECIATION>                   70,688
<TOTAL-ASSETS>                  236,243
<CURRENT-LIABILITIES>             4,229
<BONDS>                               0
<PREFERRED-MANDATORY>                 0
<PREFERRED>                           0
<COMMON>                         55,762
<OTHER-SE>                      104,405
<TOTAL-LIABILITY-AND-EQUITY>    236,243
<SALES>                           8,418
<TOTAL-REVENUES>                  9,544
<CGS>                               959
<TOTAL-COSTS>                       959
<OTHER-EXPENSES>                  2,748
<LOSS-PROVISION>                      0
<INTEREST-EXPENSE>                  563
<INCOME-PRETAX>                   3,637
<INCOME-TAX>                        722
<INCOME-CONTINUING>               2,915
<DISCONTINUED>                        0
<EXTRAORDINARY>                       0
<CHANGES>                             0
<NET-INCOME>                      2,915
<EPS-PRIMARY>                      0.35
<EPS-DILUTED>                      0.35