<ARTICLE> OPUR1 <MULTIPLIER> 1000 <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> JUN-30-1999 <BOOK-VALUE> PER-BOOK <TOTAL-NET-UTILITY-PLANT> 613016 <OTHER-PROPERTY-AND-INVEST> 117468 <TOTAL-CURRENT-ASSETS> 185669 <TOTAL-DEFERRED-CHARGES> 393799 <OTHER-ASSETS> 57904 <TOTAL-ASSETS> 1367856 <COMMON> 102180 <CAPITAL-SURPLUS-PAID-IN> 215850 <RETAINED-EARNINGS> 36324 <TOTAL-COMMON-STOCKHOLDERS-EQ> 354354 <PREFERRED-MANDATORY> 28177 <PREFERRED> 6900 <LONG-TERM-DEBT-NET> 302219 <SHORT-TERM-NOTES> 0 <LONG-TERM-NOTES-PAYABLE> 51471 <COMMERCIAL-PAPER-OBLIGATIONS> 0 <LONG-TERM-DEBT-CURRENT-PORT> 21914 <PREFERRED-STOCK-CURRENT> 0 <CAPITAL-LEASE-OBLIGATIONS> 0 <LEASES-CURRENT> 0 <OTHER-ITEMS-CAPITAL-AND-LIAB> 602821 <TOT-CAPITALIZATION-AND-LIAB> 1367856 <GROSS-OPERATING-REVENUE> 272320 <INCOME-TAX-EXPENSE> 8843 <OTHER-OPERATING-EXPENSES> 239159 <TOTAL-OPERATING-EXPENSES> 248002 <OPERATING-INCOME-LOSS> 24318 <OTHER-INCOME-NET> (9578) <INCOME-BEFORE-INTEREST-EXPEN> 14740 <TOTAL-INTEREST-EXPENSE> 16584 <NET-INCOME> (1844) <PREFERRED-STOCK-DIVIDENDS> 1153 <EARNINGS-AVAILABLE-FOR-COMM> 2997 <COMMON-STOCK-DIVIDENDS> 8141 <TOTAL-INTEREST-ON-BONDS> 12918 <CASH-FLOW-OPERATIONS> 32468 <EPS-BASIC> (.42) <EPS-DILUTED> (.42)