<ARTICLE> UT
       
                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               JUN-30-1995
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                    2,812,263
<OTHER-PROPERTY-AND-INVEST>                    260,112
<TOTAL-CURRENT-ASSETS>                         350,660
<TOTAL-DEFERRED-CHARGES>                       254,863
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                               3,677,898
<COMMON>                                        46,753
<CAPITAL-SURPLUS-PAID-IN>                      652,381
<RETAINED-EARNINGS>                            243,917
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 943,051
<PREFERRED-MANDATORY>                           92,000
<PREFERRED>                                    123,000
<LONG-TERM-DEBT-NET>                         1,160,266
<SHORT-TERM-NOTES>                              41,477
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                 131,000
<LONG-TERM-DEBT-CURRENT-PORT>                  201,467
<PREFERRED-STOCK-CURRENT>                        2,000
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 983,637
<TOT-CAPITALIZATION-AND-LIAB>                3,677,898
<GROSS-OPERATING-REVENUE>                      765,615
<INCOME-TAX-EXPENSE>                            27,580
<OTHER-OPERATING-EXPENSES>                     635,560
<TOTAL-OPERATING-EXPENSES>                     663,140
<OPERATING-INCOME-LOSS>                        102,475
<OTHER-INCOME-NET>                                 483
<INCOME-BEFORE-INTEREST-EXPEN>                 102,958
<TOTAL-INTEREST-EXPENSE>                        56,619
<NET-INCOME>                                    46,339
<PREFERRED-STOCK-DIVIDENDS>                      7,792
<EARNINGS-AVAILABLE-FOR-COMM>                   38,547
<COMMON-STOCK-DIVIDENDS>                        42,040
<TOTAL-INTEREST-ON-BONDS>                            0
<CASH-FLOW-OPERATIONS>                          47,226
<EPS-PRIMARY>                                     0.84
<EPS-DILUTED>                                        0