<ARTICLE> OPUR1
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET, CONSOLIDATED STATEMENT OF INCOME AND CONSOLIDATED
STATEMENT OF CASH FLOWS AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<MULTIPLIER> 1000
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               JUN-30-1995
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      7015487
<OTHER-PROPERTY-AND-INVEST>                     159059
<TOTAL-CURRENT-ASSETS>                          933834
<TOTAL-DEFERRED-CHARGES>                       1351398
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                                 9459778
<COMMON>                                        144330
<CAPITAL-SURPLUS-PAID-IN>                      1782838
<RETAINED-EARNINGS>                             610718
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 2537886
<PREFERRED-MANDATORY>                           251700
<PREFERRED>                                     290000
<LONG-TERM-DEBT-NET>                           3455933
<SHORT-TERM-NOTES>                              110000
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                    72210
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 2742049
<TOT-CAPITALIZATION-AND-LIAB>                  9459778
<GROSS-OPERATING-REVENUE>                      2063629
<INCOME-TAX-EXPENSE>                            108684
<OTHER-OPERATING-EXPENSES>                     1654555
<TOTAL-OPERATING-EXPENSES>                     1763239
<OPERATING-INCOME-LOSS>                         300390
<OTHER-INCOME-NET>                               11186
<INCOME-BEFORE-INTEREST-EXPEN>                  311576
<TOTAL-INTEREST-EXPENSE>                        138355
<NET-INCOME>                                    173221
<PREFERRED-STOCK-DIVIDENDS>                      20261
<EARNINGS-AVAILABLE-FOR-COMM>                   152960
<COMMON-STOCK-DIVIDENDS>                         80825
<TOTAL-INTEREST-ON-BONDS>                            0
<CASH-FLOW-OPERATIONS>                          370598
<EPS-PRIMARY>                                     1.06
<EPS-DILUTED>                                        0