<ARTICLE> UT
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM 10K AND IS
QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   12-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-START>                             JAN-01-1999
<PERIOD-END>                               DEC-31-1999
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                    1,602,390
<OTHER-PROPERTY-AND-INVEST>                     30,819
<TOTAL-CURRENT-ASSETS>                         653,416
<TOTAL-DEFERRED-CHARGES>                       956,376
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                               3,243,001
<COMMON>                                             0
<CAPITAL-SURPLUS-PAID-IN>                      716,361
<RETAINED-EARNINGS>                              1,462
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 717,823
<PREFERRED-MANDATORY>                           49,279
<PREFERRED>                                     43,000
<LONG-TERM-DEBT-NET>                         1,259,842
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                  216,589
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 956,468
<TOT-CAPITALIZATION-AND-LIAB>                3,243,001
<GROSS-OPERATING-REVENUE>                    1,546,817
<INCOME-TAX-EXPENSE>                            91,029
<OTHER-OPERATING-EXPENSES>                   1,219,531
<TOTAL-OPERATING-EXPENSES>                   1,310,560
<OPERATING-INCOME-LOSS>                        236,257
<OTHER-INCOME-NET>                              19,803
<INCOME-BEFORE-INTEREST-EXPEN>                 256,060
<TOTAL-INTEREST-EXPENSE>                        95,746
<NET-INCOME>                                   160,314
<PREFERRED-STOCK-DIVIDENDS>                      5,960
<EARNINGS-AVAILABLE-FOR-COMM>                        0
<COMMON-STOCK-DIVIDENDS>                             0
<TOTAL-INTEREST-ON-BONDS>                        3,166
<CASH-FLOW-OPERATIONS>                         229,097
<EPS-BASIC>                                          0
<EPS-DILUTED>                                        0