<ARTICLE> UT
<MULTIPLIER>  1,000
       
                             
<PERIOD-TYPE>                   3-MOS
<FISCAL-YEAR-END>                          DEC-31-1995
<PERIOD-END>                               MAR-31-1995
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      631,450
<OTHER-PROPERTY-AND-INVEST>                      6,846
<TOTAL-CURRENT-ASSETS>                          73,680
<TOTAL-DEFERRED-CHARGES>                        45,102
<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                                 757,078
<COMMON>                                        86,200
<CAPITAL-SURPLUS-PAID-IN>                       10,461
<RETAINED-EARNINGS>                            227,391
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 324,052
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<LONG-TERM-DEBT-NET>                           213,700
<SHORT-TERM-NOTES>                              16,300
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                        0
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 203,026
<TOT-CAPITALIZATION-AND-LIAB>                  757,078
<GROSS-OPERATING-REVENUE>                      127,913
<INCOME-TAX-EXPENSE>                            10,254
<OTHER-OPERATING-EXPENSES>                      98,082
<TOTAL-OPERATING-EXPENSES>                     108,336
<OPERATING-INCOME-LOSS>                         19,577
<OTHER-INCOME-NET>                                 287
<INCOME-BEFORE-INTEREST-EXPEN>                  19,864
<TOTAL-INTEREST-EXPENSE>                         4,704
<NET-INCOME>                                    15,160
<PREFERRED-STOCK-DIVIDENDS>                          0
<EARNINGS-AVAILABLE-FOR-COMM>                   15,160
<COMMON-STOCK-DIVIDENDS>                         6,603
<TOTAL-INTEREST-ON-BONDS>                        4,011
<CASH-FLOW-OPERATIONS>                          41,247
<EPS-PRIMARY>                                    17.58
<EPS-DILUTED>                                    17.58