<TABLE> <S> <C>
<ARTICLE> UT
<LEGEND> THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION
EXTRACTED FROM THE UNAUDITED FINANCIAL STATEMENTS OF
WISCONSIN ENERGY CORPORATION FOR THE NINE MONTHS ENDED
SEPTEMBER 30, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY
REFERENCE TO SUCH FINANCIAL STATEMENTS. THIS SCHEDULE
REFLECTS RECLASSIFICATION OF AMOUNTS TO CONFORM TO
THE COMPANY'S CURRENT FINANCIAL STATEMENT PRESENTATION.
<MULTIPLIER> 1,000
<S> <C>
<CURRENCY> U.S.DOLLARS
<FISCAL-YEAR-END> DEC-31-1999
<PERIOD-START> JAN-01-1999
<PERIOD-END> SEP-30-1999
<PERIOD-TYPE> 9-MOS
<EXCHANGE-RATE> 1
<BOOK-VALUE> PER-BOOK
<TOTAL-NET-UTILITY-PLANT> <F1> 3,307,900
<OTHER-PROPERTY-AND-INVEST> <F2> 1,448,800
<TOTAL-CURRENT-ASSETS> 639,800
<TOTAL-DEFERRED-CHARGES> 0
<OTHER-ASSETS> 535,800
<TOTAL-ASSETS> 5,932,300
<COMMON> 1,200
<CAPITAL-SURPLUS-PAID-IN> 813,200
<RETAINED-EARNINGS> <F3> 1,176,400
<TOTAL-COMMON-STOCKHOLDERS-EQ> 1,990,800
0
30,400
<LONG-TERM-DEBT-NET> 1,174,400
<SHORT-TERM-NOTES> 50,700
<LONG-TERM-NOTES-PAYABLE> 635,700
<COMMERCIAL-PAPER-OBLIGATIONS> 333,400
<LONG-TERM-DEBT-CURRENT-PORT> 54,900
0
<CAPITAL-LEASE-OBLIGATIONS> 178,900
<LEASES-CURRENT> 26,300
<OTHER-ITEMS-CAPITAL-AND-LIAB> <F4> 1,456,800
<TOT-CAPITALIZATION-AND-LIAB> 5,932,300
<GROSS-OPERATING-REVENUE> 1,687,000
<INCOME-TAX-EXPENSE> 92,100
<OTHER-OPERATING-EXPENSES> 1,332,300
<TOTAL-OPERATING-EXPENSES> <F5> 1,332,300
<OPERATING-INCOME-LOSS> <F5> 354,700
<OTHER-INCOME-NET> 17,400
<INCOME-BEFORE-INTEREST-EXPEN> <F7> 372,100
<TOTAL-INTEREST-EXPENSE> <F6> 108,700
<NET-INCOME> <F7> 171,300
0
<EARNINGS-AVAILABLE-FOR-COMM> 171,300
<COMMON-STOCK-DIVIDENDS> 136,300
<TOTAL-INTEREST-ON-BONDS> 0
<CASH-FLOW-OPERATIONS> 401,700
<EPS-BASIC> 1.47
<EPS-DILUTED> 1.47
<FN>
<F1> TOTAL NET UTILITY PLANT IS $3,858,900 OF NET PROPERTY,
PLANT AND EQUIPMENT LESS $551,000 OF NET NON-UTILITY PROPERTY.
<F2> OTHER PROPERTY AND INVESTMENTS IS $897,800 OF INVESTMENTS
PLUS $551,000 OF NET NON-UTILITY PROPERTY.
<F3> RETAINED EARNINGS IS NET OF $2,600 OF UNEARNED COMPENSATION
FOR RESTRICTED STOCK AWARDS.
<F4> OTHER ITEMS - CAPITAL AND LIABILITIES INCLUDES $200,000
OF COMPANY-OBLIGATED, MANDATORILY REDEEMABLE PREFERRED
SECURITIES OF SUBSIDIARY TRUST HOLDING SOLELY DEBENTURES
OF THE COMPANY.
<F5> TOTAL OPERATING EXPENSES AND OPERATING INCOME OR LOSS
EXCLUDES INCOME TAXES OF $92,100.
<F6> TOTAL INTEREST EXPENSE INCLUDES $7,100 OF DISTRIBUTIONS ON
PREFERRED SECURITIES OF SUBSIDIARY TRUST AND $900 OF
PREFERRED DIVIDEND REQUIREMENTS OF SUBSIDIARY.
<F7> INCOME BEFORE INTEREST EXPENSE AND NET INCOME IS AFTER
INCOME TAXES OF $92,100.
SEE FINANCIAL STATEMENTS AND NOTES IN THE ACCOMPANYING 10-Q.
</FN>
</TABLE>
