<ARTICLE> 5 <LEGEND> This schedule contains summary financial information extracted from the unaudited financial statements of BP Prudhoe Bay Royalty Trust as of and for the fiscal quarter ended September 30, 1998 and is qualified in its entirety by reference to such financial statements. </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 3-MOS 9-MOS <FISCAL-YEAR-END> DEC-31-1998 DEC-31-1998 <PERIOD-END> SEP-30-1998 SEP-30-1998 <CASH> 0 0 <SECURITIES> 0 0 <RECEIVABLES> 0 0 <ALLOWANCES> 0 0 <INVENTORY> 0 0 <CURRENT-ASSETS> 0 0 <PP&E> 535,000 535,000 <DEPRECIATION> (325,191) (325,191) <TOTAL-ASSETS> 209,809 209,809 <CURRENT-LIABILITIES> 109 109 <BONDS> 0 0 <PREFERRED-MANDATORY> 0 0 <PREFERRED> 0 0 <COMMON> 209,700 209,700 <OTHER-SE> 0 0 <TOTAL-LIABILITY-AND-EQUITY> 209,809 209,809 <SALES> 0 0 <TOTAL-REVENUES> 1,773 13,863 <CGS> 0 0 <TOTAL-COSTS> 0 0 <OTHER-EXPENSES> 303 640 <LOSS-PROVISION> 0 0 <INTEREST-EXPENSE> 0 0 <INCOME-PRETAX> 1,470 13,381 <INCOME-TAX> 0 0 <INCOME-CONTINUING> 1,470 13,381 <DISCONTINUED> 0 0 <EXTRAORDINARY> 0 0 <CHANGES> 0 0 <NET-INCOME> 1,470 13,381 <EPS-PRIMARY> 0.069 0.626 <EPS-DILUTED> 0.069 0.626