<ARTICLE> 5 <MULTIPLIER> 1,000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-2000 <PERIOD-END> JUN-30-2000 <CASH> 1,202 <SECURITIES> 0 <RECEIVABLES> 36,785 <ALLOWANCES> 0 <INVENTORY> 15,714 <CURRENT-ASSETS> 62,190 <PP&E> 1,100,866 <DEPRECIATION> (533,181) <TOTAL-ASSETS> 657,232 <CURRENT-LIABILITIES> 205,008 <BONDS> 225,000 <PREFERRED-MANDATORY> 0 <PREFERRED> 0 <COMMON> 2,774 <OTHER-SE> 129,870 <TOTAL-LIABILITY-AND-EQUITY> 657,232 <SALES> 170,743 <TOTAL-REVENUES> 175,396 <CGS> 0 <TOTAL-COSTS> 256,189 <OTHER-EXPENSES> 0 <LOSS-PROVISION> 0 <INTEREST-EXPENSE> 9,930 <INCOME-PRETAX> (88,725) <INCOME-TAX> (34,602) <INCOME-CONTINUING> (54,123) <DISCONTINUED> 0 <EXTRAORDINARY> (890) <CHANGES> 0 <NET-INCOME> (55,013) <EPS-BASIC> (2.20) <EPS-DILUTED> (2.20)