<ARTICLE> UT
<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>                    5,454,600
<OTHER-PROPERTY-AND-INVEST>                  1,195,244
<TOTAL-CURRENT-ASSETS>                         648,155
<TOTAL-DEFERRED-CHARGES>                       845,586
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                               8,143,585
<COMMON>                                     1,425,460
<CAPITAL-SURPLUS-PAID-IN>                            0
<RETAINED-EARNINGS>                          1,300,899
<TOTAL-COMMON-STOCKHOLDERS-EQ>               2,712,638
<PREFERRED-MANDATORY>                          278,000
<PREFERRED>                                    209,185
<LONG-TERM-DEBT-NET>                         2,542,030
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                 113,500
<LONG-TERM-DEBT-CURRENT-PORT>                  296,373
<PREFERRED-STOCK-CURRENT>                       63,000
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>               1,928,859
<TOT-CAPITALIZATION-AND-LIAB>                8,143,585
<GROSS-OPERATING-REVENUE>                    1,360,306
<INCOME-TAX-EXPENSE>                            56,253
<OTHER-OPERATING-EXPENSES>                   1,091,164
<TOTAL-OPERATING-EXPENSES>                   1,147,417
<OPERATING-INCOME-LOSS>                        212,889
<OTHER-INCOME-NET>                               6,478
<INCOME-BEFORE-INTEREST-EXPEN>                 219,367
<TOTAL-INTEREST-EXPENSE>                        97,624
<NET-INCOME>                                   121,743
<PREFERRED-STOCK-DIVIDENDS>                     19,904
<EARNINGS-AVAILABLE-FOR-COMM>                  101,839
<COMMON-STOCK-DIVIDENDS>                       112,120
<TOTAL-INTEREST-ON-BONDS>                      110,310
<CASH-FLOW-OPERATIONS>                         289,061
<EPS-PRIMARY>                                      .63
<EPS-DILUTED>                                      .63