<ARTICLE> 5
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-START>                             JAN-01-1998
<PERIOD-END>                               MAR-31-1998
<CASH>                                           4,260
<SECURITIES>                                    11,769
<RECEIVABLES>                                    9,204
<ALLOWANCES>                                         0
<INVENTORY>                                      7,355
<CURRENT-ASSETS>                                36,184
<PP&E>                                         251,019
<DEPRECIATION>                                (56,282)
<TOTAL-ASSETS>                                 233,487
<CURRENT-LIABILITIES>                           14,234
<BONDS>                                         60,920
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<COMMON>                                           204
<OTHER-SE>                                     142,689
<TOTAL-LIABILITY-AND-EQUITY>                   233,487
<SALES>                                         21,513
<TOTAL-REVENUES>                                21,513
<CGS>                                           18,418
<TOTAL-COSTS>                                   19,141
<OTHER-EXPENSES>                                     0
<LOSS-PROVISION>                                     0
<INTEREST-EXPENSE>                                 772<F1>
<INCOME-PRETAX>                                  1,600
<INCOME-TAX>                                     (616)
<INCOME-CONTINUING>                                984
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                            0
<NET-INCOME>                                       984
<EPS-PRIMARY>                                    $0.05
<EPS-DILUTED>                                    $0.05
        
<FN>
<F1> NET OF INTEREST INCOME OF $256
</FN>