<ARTICLE> UT
<MULTIPLIER> 1,000

                              
<PERIOD-TYPE>                    12-MOS
<FISCAL-YEAR-END>                DEC-31-1999
<PERIOD-END>                     DEC-31-1999
<BOOK-VALUE>                     PER-BOOK
<TOTAL-NET-UTILITY-PLANT>         530,874
<OTHER-PROPERTY-AND-INVEST>         2,472
<TOTAL-CURRENT-ASSETS>            111,048
<TOTAL-DEFERRED-CHARGES>          117,465
<OTHER-ASSETS>                      5,066
<TOTAL-ASSETS>                    766,925
<COMMON>                           13,940
<CAPITAL-SURPLUS-PAID-IN>         120,868
<RETAINED-EARNINGS>                50,467
<TOTAL-COMMON-STOCKHOLDERS-EQ>    185,275
<PREFERRED-MANDATORY>              35,000
<PREFERRED>                         2,044
<LONG-TERM-DEBT-NET>              183,561
<SHORT-TERM-NOTES>                119,950
<LONG-TERM-NOTES-PAYABLE>               0
<COMMERCIAL-PAPER-OBLIGATIONS>          0
<LONG-TERM-DEBT-CURRENT-PORT>       8,876
<PREFERRED-STOCK-CURRENT>               0
<CAPITAL-LEASE-OBLIGATIONS>             0
<LEASES-CURRENT>                        0
<OTHER-ITEMS-CAPITAL-AND-LIAB>    232,219
<TOT-CAPITALIZATION-AND-LIAB>     766,925
<GROSS-OPERATING-REVENUE>         392,477
<INCOME-TAX-EXPENSE>               16,428
<OTHER-OPERATING-EXPENSES>        330,162
<TOTAL-OPERATING-EXPENSES>        346,590
<OPERATING-INCOME-LOSS>            45,887
<OTHER-INCOME-NET>                      0
<INCOME-BEFORE-INTEREST-EXPEN>     45,887
<TOTAL-INTEREST-EXPENSE>           20,826
<NET-INCOME>                       21,688
<PREFERRED-STOCK-DIVIDENDS>         3,084
<EARNINGS-AVAILABLE-FOR-COMM>      21,688
<COMMON-STOCK-DIVIDENDS>           15,278
<TOTAL-INTEREST-ON-BONDS>          15,721
<CASH-FLOW-OPERATIONS>             41,678
<EPS-BASIC>                        1.99
<EPS-DILUTED>                        1.99