<ARTICLE> UT
<LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM
 THE BALANCE SHEET AT SEPTEMBER 30, 1994 AND THE STATEMENT OF INCOME AND THE 
 STATEMENT OF CASH FLOWS FOR THE NINE MONTHS ENDED SEPTEMBER 30, 1994 AND IS
 QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               SEP-30-1994
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                    4,247,804
<OTHER-PROPERTY-AND-INVEST>                    100,894
<TOTAL-CURRENT-ASSETS>                         331,824
<TOTAL-DEFERRED-CHARGES>                       395,228
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                               5,075,750
<COMMON>                                       308,089
<CAPITAL-SURPLUS-PAID-IN>                      667,992
<RETAINED-EARNINGS>                            498,840
<TOTAL-COMMON-STOCKHOLDERS-EQ>               1,474,921
<PREFERRED-MANDATORY>                          150,000
<PREFERRED>                                     24,858
<LONG-TERM-DEBT-NET>                         1,357,044
<SHORT-TERM-NOTES>                             199,300
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                  20,000
<LONG-TERM-DEBT-CURRENT-PORT>                        0
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                      5,660
<LEASES-CURRENT>                                 3,312
<OTHER-ITEMS-CAPITAL-AND-LIAB>               1,840,655
<TOT-CAPITALIZATION-AND-LIAB>                5,075,750
<GROSS-OPERATING-REVENUE>                    1,258,717
<INCOME-TAX-EXPENSE>                            83,450
<OTHER-OPERATING-EXPENSES>                     969,324
<TOTAL-OPERATING-EXPENSES>                   1,047,152
<OPERATING-INCOME-LOSS>                        211,565
<OTHER-INCOME-NET>                              34,594
<INCOME-BEFORE-INTEREST-EXPEN>                 240,537
<TOTAL-INTEREST-EXPENSE>                        86,478
<NET-INCOME>                                   154,059
<PREFERRED-STOCK-DIVIDENDS>                     10,064
<EARNINGS-AVAILABLE-FOR-COMM>                  143,995
<COMMON-STOCK-DIVIDENDS>                        91,503
<TOTAL-INTEREST-ON-BONDS>                       74,695
<CASH-FLOW-OPERATIONS>                         234,932
<EPS-PRIMARY>                                     2.34
<EPS-DILUTED>                                        0