<ARTICLE> UT <LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE COMPANY'S FINANCIAL STATEMENTS INCLUDED IN ITS FORM 10-Q FOR THE QUARTER ENDED MARCH 31, 1995 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS </LEGEND> <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> 3,975,383 <OTHER-PROPERTY-AND-INVEST> 103,194 <TOTAL-CURRENT-ASSETS> 325,553 <TOTAL-DEFERRED-CHARGES> 783,521 <OTHER-ASSETS> 0 <TOTAL-ASSETS> 5,187,651 <COMMON> 476,686 <CAPITAL-SURPLUS-PAID-IN> 841,830 <RETAINED-EARNINGS> 392,346 <TOTAL-COMMON-STOCKHOLDERS-EQ> 1,710,862 <PREFERRED-MANDATORY> 125,000 <PREFERRED> 140,500 <LONG-TERM-DEBT-NET> 1,650,118 <SHORT-TERM-NOTES> 68,800 <LONG-TERM-NOTES-PAYABLE> 0 <COMMERCIAL-PAPER-OBLIGATIONS> 0 <LONG-TERM-DEBT-CURRENT-PORT> 11,147 <PREFERRED-STOCK-CURRENT> 0 <CAPITAL-LEASE-OBLIGATIONS> 0 <LEASES-CURRENT> 0 <OTHER-ITEMS-CAPITAL-AND-LIAB> 1,481,224 <TOT-CAPITALIZATION-AND-LIAB> 5,187,651 <GROSS-OPERATING-REVENUE> 571,910 <INCOME-TAX-EXPENSE> 46,567 <OTHER-OPERATING-EXPENSES> 414,587 <TOTAL-OPERATING-EXPENSES> 461,154 <OPERATING-INCOME-LOSS> 110,756 <OTHER-INCOME-NET> (1,372) <INCOME-BEFORE-INTEREST-EXPEN> 109,384 <TOTAL-INTEREST-EXPENSE> 33,800 <NET-INCOME> 75,584 <PREFERRED-STOCK-DIVIDENDS> 4,759 <EARNINGS-AVAILABLE-FOR-COMM> 70,825 <COMMON-STOCK-DIVIDENDS> 25,026 <TOTAL-INTEREST-ON-BONDS> 29,585 <CASH-FLOW-OPERATIONS> 158,077 <EPS-PRIMARY> 0.99 <EPS-DILUTED> 0.99