<TABLE> <S> <C>
<ARTICLE> 5
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM (A) MARINE
TERMINALS PREDECESSOR FINANCIAL STATEMENTS AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH (B)WILLIAMS ENERGY PARTNERS L.P. S-1 FILING.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C> <C>
<PERIOD-TYPE> YEAR 7-MOS
<FISCAL-YEAR-END> DEC-31-1998 DEC-31-1999
<PERIOD-START> JAN-01-1998 JAN-01-1999
<PERIOD-END> DEC-31-1998 JUL-31-1999
<CASH> 581 23
<SECURITIES> 0 0
<RECEIVABLES> 2,849 1,942
<ALLOWANCES> 0 0
<INVENTORY> 0 0
<CURRENT-ASSETS> 3,589 2,411
<PP&E> 120,952 121,849
<DEPRECIATION> 89,549 92,161
<TOTAL-ASSETS> 34,992 32,099
<CURRENT-LIABILITIES> 12,468 10,025
<BONDS> 0 0
0 0
0 0
<COMMON> 0 0
<OTHER-SE> 12,421 12,648
<TOTAL-LIABILITY-AND-EQUITY> 34,992 32,099
<SALES> 0 0
<TOTAL-REVENUES> 44,114 24,858
<CGS> 0 0
<TOTAL-COSTS> 22,259 15,758
<OTHER-EXPENSES> (270) 19
<LOSS-PROVISION> 0 0
<INTEREST-EXPENSE> 0 0
<INCOME-PRETAX> 22,125 9,081
<INCOME-TAX> 8,466 3,584
<INCOME-CONTINUING> 13,659 5,497
<DISCONTINUED> 0 0
<EXTRAORDINARY> 0 0
<CHANGES> 0 0
<NET-INCOME> 13,659 5,497
<EPS-BASIC> 0.00 0.00
<EPS-DILUTED> 0.00 0.00
</TABLE>