WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.
<TABLE> <S> <C>
<ARTICLE> UT
<LEGEND>
Exhibit 27
UNION ELECTRIC COMPANY
10-Q JUNE 30, 2000
FINANCIAL DATA SCHEDULE UT
PUBLIC UTILITY COMPANIES AND PUBLIC UTILITY HOLDING COMPANIES
APPENDIX E TO ITEM 601 (C) OF REGULATION S-K
(Thousands of Dollars)
</LEGEND>
Value
-----------------
<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> 5,360,166
<OTHER-PROPERTY-AND-INVEST> 191,687
<TOTAL-CURRENT-ASSETS> 670,462
<TOTAL-DEFERRED-CHARGES> 61,396
<OTHER-ASSETS> 753,448
<TOTAL-ASSETS> 7,037,159
<COMMON> 510,619
<CAPITAL-SURPLUS-PAID-IN> 701,896
<RETAINED-EARNINGS> 1,204,696
<TOTAL-COMMON-STOCKHOLDERS-EQ> 2,417,211
0
155,197
<LONG-TERM-DEBT-NET> 1,813,987
<SHORT-TERM-NOTES> 0
<LONG-TERM-NOTES-PAYABLE> 0
<COMMERCIAL-PAPER-OBLIGATIONS> 0
<LONG-TERM-DEBT-CURRENT-PORT> 0
0
<CAPITAL-LEASE-OBLIGATIONS> 105,675
<LEASES-CURRENT> 12,782
<OTHER-ITEMS-CAPITAL-AND-LIAB> 2,532,307
<TOT-CAPITALIZATION-AND-LIAB> 7,037,159
<GROSS-OPERATING-REVENUE> 1,243,482
<INCOME-TAX-EXPENSE> 89,484
<OTHER-OPERATING-EXPENSES> 974,210
<TOTAL-OPERATING-EXPENSES> 1,063,694
<OPERATING-INCOME-LOSS> 179,788
<OTHER-INCOME-NET> 8,370
<INCOME-BEFORE-INTEREST-EXPEN> 188,158
<TOTAL-INTEREST-EXPENSE> 62,070
<NET-INCOME> 126,088
4,409
<EARNINGS-AVAILABLE-FOR-COMM> 121,679
<COMMON-STOCK-DIVIDENDS> 138,150
<TOTAL-INTEREST-ON-BONDS> 0 <F1>
<CASH-FLOW-OPERATIONS> 161,359
<EPS-BASIC> 0.00 <F2>
<EPS-DILUTED> 0.00 <F2>
<FN>
<F1> Required in fiscal year-end only.
<F2> Information not normally disclosed in financial statements and notes.
</FN>
</TABLE>