<ARTICLE>                                                 UT
<LEGEND>
     THIS SCHEDULE CONTAINS SUMMARY INFORMATION  EXTRACTED FROM THE CONSOLIDATED
BALANCE SHEET AS OF SEPTEMBER 30, 1999 AND THE CONSOLIDATED STATEMENTS OF INCOME
AND RETAINED  EARNINGS AND OF CASH FLOWS FOR THE NINE MONTHS ENDED SEPTEMBER 30,
1999 AND IS QUALIFIED IN ITS ENTIRETY TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER>                                                   1,000,000

                                                       
<PERIOD-TYPE>                                             9-MOS
<FISCAL-YEAR-END>                                         DEC-31-1998
<PERIOD-END>                                              SEP-30-1999
<BOOK-VALUE>                                              PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                                          3,475
<OTHER-PROPERTY-AND-INVEST>                                           19
<TOTAL-CURRENT-ASSETS>                                               341
<TOTAL-DEFERRED-CHARGES>                                             513
<OTHER-ASSETS>                                                         0
<TOTAL-ASSETS>                                                     4,348
<COMMON>                                                             181
<CAPITAL-SURPLUS-PAID-IN>                                            827
<RETAINED-EARNINGS>                                                  550
<TOTAL-COMMON-STOCKHOLDERS-EQ>                                     1,558
<PREFERRED-MANDATORY>                                                 61
<PREFERRED>                                                          106
<LONG-TERM-DEBT-NET>                                               1,214
<SHORT-TERM-NOTES>                                                    80
<LONG-TERM-NOTES-PAYABLE>                                              0
<COMMERCIAL-PAPER-OBLIGATIONS>                                         0
<LONG-TERM-DEBT-CURRENT-PORT>                                        123
<PREFERRED-STOCK-CURRENT>                                              1
<CAPITAL-LEASE-OBLIGATIONS>                                            0
<LEASES-CURRENT>                                                       0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                                     1,205
<TOT-CAPITALIZATION-AND-LIAB>                                      4,348
<GROSS-OPERATING-REVENUE>                                          1,122
<INCOME-TAX-EXPENSE>                                                  90
<OTHER-OPERATING-EXPENSES>                                           800
<TOTAL-OPERATING-EXPENSES>                                           890
<OPERATING-INCOME-LOSS>                                              232
<OTHER-INCOME-NET>                                                     8
<INCOME-BEFORE-INTEREST-EXPEN>                                       240
<TOTAL-INTEREST-EXPENSE>                                              76
<NET-INCOME>                                                         161
<PREFERRED-STOCK-DIVIDENDS>                                            5
<EARNINGS-AVAILABLE-FOR-COMM>                                        156
<COMMON-STOCK-DIVIDENDS>                                              97
<TOTAL-INTEREST-ON-BONDS>                                              0
<CASH-FLOW-OPERATIONS>                                               224
<EPS-BASIC>                                                          0
<EPS-DILUTED>                                                          0