WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE. <ARTICLE> 5 <PERIOD-TYPE> 3-MOS <FISCAL-YEAR-END> DEC-31-1997 <PERIOD-START> JAN-01-1997 <PERIOD-END> MAR-31-1997 <CASH> 1,402,000 <SECURITIES> 0 <RECEIVABLES> 17,062,000 <ALLOWANCES> 412,000 <INVENTORY> 6,929,000 <CURRENT-ASSETS> 28,339,000 <PP&E> 238,829,000 <DEPRECIATION> 59,559,000 <TOTAL-ASSETS> 229,076,000 <CURRENT-LIABILITIES> 31,021,000 <BONDS> 0 <PREFERRED-MANDATORY> 15,768,000 <PREFERRED> 0 <COMMON> 45,000 <OTHER-SE> 35,798,000 <TOTAL-LIABILITY-AND-EQUITY> 229,076,000 <SALES> 44,646,000 <TOTAL-REVENUES> 44,646,000 <CGS> 41,719,000 <TOTAL-COSTS> 41,719,000 <OTHER-EXPENSES> 30,000 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 2,170,000 <INCOME-PRETAX> 727,000 <INCOME-TAX> 247,000 <INCOME-CONTINUING> 480,000 <DISCONTINUED> 18,000 <EXTRAORDINARY> 0 <CHANGES> 0 <NET-INCOME> 462,000 <EPS-PRIMARY> 0.01 <EPS-DILUTED> 0.01