<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 SEPTEMBER 30, 1994 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS </LEGEND> <MULTIPLIER> 1,000 <PERIOD-TYPE> 9-MOS <FISCAL-YEAR-END> DEC-31-1994 <PERIOD-END> SEP-30-1994 <BOOK-VALUE> PER-BOOK <TOTAL-NET-UTILITY-PLANT> 3,958,199 <OTHER-PROPERTY-AND-INVEST> 102,827 <TOTAL-CURRENT-ASSETS> 296,586 <TOTAL-DEFERRED-CHARGES> 808,977 <OTHER-ASSETS> 0 <TOTAL-ASSETS> 5,166,589 <COMMON> 476,686 <CAPITAL-SURPLUS-PAID-IN> 841,599 <RETAINED-EARNINGS> 316,705 <TOTAL-COMMON-STOCKHOLDERS-EQ> 1,634,990 <PREFERRED-MANDATORY> 125,000 <PREFERRED> 140,500 <LONG-TERM-DEBT-NET> 1,573,450 <SHORT-TERM-NOTES> 134,500 <LONG-TERM-NOTES-PAYABLE> 0 <COMMERCIAL-PAPER-OBLIGATIONS> 0 <LONG-TERM-DEBT-CURRENT-PORT> 117,205 <PREFERRED-STOCK-CURRENT> 0 <CAPITAL-LEASE-OBLIGATIONS> 0 <LEASES-CURRENT> 0 <OTHER-ITEMS-CAPITAL-AND-LIAB> 1,440,944 <TOT-CAPITALIZATION-AND-LIAB> 5,166,589 <GROSS-OPERATING-REVENUE> 1,386,257 <INCOME-TAX-EXPENSE> 81,926 <OTHER-OPERATING-EXPENSES> 1,073,206 <TOTAL-OPERATING-EXPENSES> 1,155,132 <OPERATING-INCOME-LOSS> 231,125 <OTHER-INCOME-NET> 713 <INCOME-BEFORE-INTEREST-EXPEN> 231,838 <TOTAL-INTEREST-EXPENSE> 103,797 <NET-INCOME> 128,041 <PREFERRED-STOCK-DIVIDENDS> 14,211 <EARNINGS-AVAILABLE-FOR-COMM> 113,830 <COMMON-STOCK-DIVIDENDS> 117,239 <TOTAL-INTEREST-ON-BONDS> 96,402 <CASH-FLOW-OPERATIONS> 357,692 <EPS-PRIMARY> 1.60 <EPS-DILUTED> 1.60