<TABLE> <S> <C>
<ARTICLE> UT
<S> <C>
<PERIOD-TYPE> 6-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-END> JUN-30-2000
<BOOK-VALUE> PER-BOOK
<TOTAL-NET-UTILITY-PLANT> 353,950,000
<OTHER-PROPERTY-AND-INVEST> 161,599,000
<TOTAL-CURRENT-ASSETS> 255,157,000
<TOTAL-DEFERRED-CHARGES> 0
<OTHER-ASSETS> 26,833,000
<TOTAL-ASSETS> 797,539,000
<COMMON> 21,751,000
<CAPITAL-SURPLUS-PAID-IN> 40,909,000
<RETAINED-EARNINGS> 167,615,000
<TOTAL-COMMON-STOCKHOLDERS-EQ> 223,207,000
0
0
<LONG-TERM-DEBT-NET> 159,260,000
<SHORT-TERM-NOTES> 156,699,000
<LONG-TERM-NOTES-PAYABLE> 0
<COMMERCIAL-PAPER-OBLIGATIONS> 0
<LONG-TERM-DEBT-CURRENT-PORT> 3,029,000
0
<CAPITAL-LEASE-OBLIGATIONS> 0
<LEASES-CURRENT> 0
<OTHER-ITEMS-CAPITAL-AND-LIAB> 248,276,000
<TOT-CAPITALIZATION-AND-LIAB> 797,539,000
<GROSS-OPERATING-REVENUE> 584,960,000
<INCOME-TAX-EXPENSE> 7,723,000
<OTHER-OPERATING-EXPENSES> 552,803,000
<TOTAL-OPERATING-EXPENSES> 560,526,000
<OPERATING-INCOME-LOSS> 24,434,000
<OTHER-INCOME-NET> 4,394,000
<INCOME-BEFORE-INTEREST-EXPEN> 28,828,000
<TOTAL-INTEREST-EXPENSE> 11,706,000
<NET-INCOME> 17,122,000
0
<EARNINGS-AVAILABLE-FOR-COMM> 17,122,000
<COMMON-STOCK-DIVIDENDS> 11,746,000
<TOTAL-INTEREST-ON-BONDS> 6,545,000
<CASH-FLOW-OPERATIONS> 26,970,000
<EPS-BASIC> 0.80
<EPS-DILUTED> 0.80
</TABLE>