<TABLE> <S> <C>
<ARTICLE> 5
<MULTIPLIER> 1,000
<S> <C>
<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
0
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)
</TABLE>