<ARTICLE> UT
<LEGEND>
THE SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED STATEMENT OF INCOME, BALANCE SHEET, STATEMENT OF CASH FLOWS,
STATEMENT OF COMMON SHAREHOLDERS' EQUITY AND PRIMARY AND FULLY DILUTED EARNINGS
PER SHARE OF COMMON STOCK AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-START>                             JAN-01-1995
<PERIOD-END>                               JUN-30-1995
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                    8,522,712
<OTHER-PROPERTY-AND-INVEST>                    438,793
<TOTAL-CURRENT-ASSETS>                         795,093
<TOTAL-DEFERRED-CHARGES>                     1,367,821
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                              11,124,419
<COMMON>                                     1,448,828
<CAPITAL-SURPLUS-PAID-IN>                      498,507
<RETAINED-EARNINGS>                          1,420,095
<TOTAL-COMMON-STOCKHOLDERS-EQ>               3,367,430
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                    379,946
<LONG-TERM-DEBT-NET>                         3,806,112
<SHORT-TERM-NOTES>                              20,000
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                 121,877
<LONG-TERM-DEBT-CURRENT-PORT>                   19,214
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                    120,838
<LEASES-CURRENT>                               183,765
<OTHER-ITEMS-CAPITAL-AND-LIAB>               3,105,237
<TOT-CAPITALIZATION-AND-LIAB>               11,124,419
<GROSS-OPERATING-REVENUE>                    1,736,229
<INCOME-TAX-EXPENSE>                           147,269
<OTHER-OPERATING-EXPENSES>                   1,229,082
<TOTAL-OPERATING-EXPENSES>                   1,376,351
<OPERATING-INCOME-LOSS>                        359,878
<OTHER-INCOME-NET>                             (7,461)
<INCOME-BEFORE-INTEREST-EXPEN>                 352,417
<TOTAL-INTEREST-EXPENSE>                       147,371
<NET-INCOME>                                   205,046
<PREFERRED-STOCK-DIVIDENDS>                     14,811
<EARNINGS-AVAILABLE-FOR-COMM>                  190,235
<COMMON-STOCK-DIVIDENDS>                       149,221
<TOTAL-INTEREST-ON-BONDS>                      136,520
<CASH-FLOW-OPERATIONS>                         297,880
<EPS-PRIMARY>                                     1.31
<EPS-DILUTED>                                     1.31