<ARTICLE> UT
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               SEP-30-1995
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                    5,400,981
<OTHER-PROPERTY-AND-INVEST>                     69,124
<TOTAL-CURRENT-ASSETS>                         589,045
<TOTAL-DEFERRED-CHARGES>                        68,368
<OTHER-ASSETS>                                 726,788
<TOTAL-ASSETS>                               6,854,306
<COMMON>                                       510,619
<CAPITAL-SURPLUS-PAID-IN>                      717,669
<RETAINED-EARNINGS>                          1,130,808
<TOTAL-COMMON-STOCKHOLDERS-EQ>               2,359,096
<PREFERRED-MANDATORY>                              624
<PREFERRED>                                    218,497
<LONG-TERM-DEBT-NET>                         1,700,867
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                   35,000
<PREFERRED-STOCK-CURRENT>                           26
<CAPITAL-LEASE-OBLIGATIONS>                     63,476
<LEASES-CURRENT>                                34,295
<OTHER-ITEMS-CAPITAL-AND-LIAB>               2,442,425
<TOT-CAPITALIZATION-AND-LIAB>                6,854,306
<GROSS-OPERATING-REVENUE>                    1,674,368
<INCOME-TAX-EXPENSE>                           188,492
<OTHER-OPERATING-EXPENSES>                   1,097,887
<TOTAL-OPERATING-EXPENSES>                   1,286,379
<OPERATING-INCOME-LOSS>                        387,989
<OTHER-INCOME-NET>                             (4,014)
<INCOME-BEFORE-INTEREST-EXPEN>                 383,975
<TOTAL-INTEREST-EXPENSE>                        97,109
<NET-INCOME>                                   286,866
<PREFERRED-STOCK-DIVIDENDS>                      9,938
<EARNINGS-AVAILABLE-FOR-COMM>                  276,928
<COMMON-STOCK-DIVIDENDS>                       186,886
<TOTAL-INTEREST-ON-BONDS>                      115,334
<CASH-FLOW-OPERATIONS>                         569,745
<EPS-PRIMARY>                                     2.71
<EPS-DILUTED>                                     2.71