<ARTICLE>                                    UT 

<LEGEND>                               THE SCHEDULE CONTAINS
                                          SUMMARY FINANCIAL
                                       INFORMATION EXTRACTED
                                         FROM CONSOLIDATED
                                        BALANCE SHEET, INCOME
                                      STATEMENT AND STATEMENT OF
                                      CASH FLOWS AND IS QUALIFIED
                                     IN ITS ENTIRETY BY REFERENCE
                                     TO SUCH FINANCIAL STATEMENTS
                                         AND THE NOTES THERETO

<MULTIPLIER>                                     1,000

<FISCAL-YEAR-END>                           DEC-31-1995

<PERIOD-END>                                MAR-31-1995

<PERIOD-TYPE>                               3-MOS

<BOOK-VALUE>                                PER-BOOK
 
<TOTAL-NET-UTILITY-PLANT>                   10,604,444

<OTHER-PROPERTY-AND-INVEST>                    118,206

<TOTAL-CURRENT-ASSETS>                       1,187,903

<TOTAL-DEFERRED-CHARGES>                       801,858

<OTHER-ASSETS>                               1,085,014

<TOTAL-ASSETS>                              13,797,425

<CAPITAL-SURPLUS-PAID-IN>                      837,853

<RETAINED-EARNINGS>                          3,960,340

<TOTAL-COMMON-STOCKHOLDERS-EQ>               5,385,480

<COMMON>                                       587,287

<PREFERRED-MANDATORY>                          100,000

<PREFERRED>                                    540,236
 
<LONG-TERM-DEBT-NET>                         3,926,754

<SHORT-TERM-NOTES>                                 0  
 
<LONG-TERM-NOTES-PAYABLE>                          0  

<COMMERCIAL-PAPER-OBLIGATIONS>                     0  

<LONG-TERM-DEBT-CURRENT-PORT>                  111,171

<PREFERRED-STOCK-CURRENT>                          0 

<CAPITAL-LEASE-OBLIGATIONS>                     47,167

<LEASES-CURRENT>                                 2,551

<OTHER-ITEMS-CAPITAL-AND-LIAB>               3,684,066

<TOT-CAPITALIZATION-AND-LIAB>               13,797,425

<GROSS-OPERATING-REVENUE>                    1,668,785

<INCOME-TAX-EXPENSE>                           117,640

<OTHER-OPERATING-EXPENSES>                   1,271,089

<TOTAL-OPERATING-EXPENSES>                   1,388,729

<OPERATING-INCOME-LOSS>                        280,056

<OTHER-INCOME-NET>                               1,996

<INCOME-BEFORE-INTEREST-EXPEN>                 282,052

<TOTAL-INTEREST-EXPENSE>                        81,023

<NET-INCOME>                                   201,029

<PREFERRED-STOCK-DIVIDENDS>                      8,893

<EARNINGS-AVAILABLE-FOR-COMM>                  192,136

<COMMON-STOCK-DIVIDENDS>                       119,805

<TOTAL-INTEREST-ON-BONDS>                      293,143

<CASH-FLOW-OPERATIONS>                         146,042

<EPS-PRIMARY>                                     .82

<EPS-DILUTED>                                     .82