<ARTICLE> UT <LEGEND> Exhibit 27 UNION ELECTRIC COMPANY 10-Q JUNE 30, 1999 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> <PERIOD-TYPE> 6-MOS <FISCAL-YEAR-END> DEC-31-1999 <PERIOD-END> JUN-30-1999 <BOOK-VALUE> PER-BOOK <TOTAL-NET-UTILITY-PLANT> 5,341,240 <OTHER-PROPERTY-AND-INVEST> 177,402 <TOTAL-CURRENT-ASSETS> 668,688 <TOTAL-DEFERRED-CHARGES> 40,588 <OTHER-ASSETS> 762,959 <TOTAL-ASSETS> 6,990,877 <COMMON> 510,619 <CAPITAL-SURPLUS-PAID-IN> 701,896 <RETAINED-EARNINGS> 1,198,452 <TOTAL-COMMON-STOCKHOLDERS-EQ> 2,410,967 <PREFERRED-MANDATORY> 0 <PREFERRED> 155,197 <LONG-TERM-DEBT-NET> 1,698,816 <SHORT-TERM-NOTES> 0 <LONG-TERM-NOTES-PAYABLE> 0 <COMMERCIAL-PAPER-OBLIGATIONS> 0 <LONG-TERM-DEBT-CURRENT-PORT> 100,000 <PREFERRED-STOCK-CURRENT> 0 <CAPITAL-LEASE-OBLIGATIONS> 78,523 <LEASES-CURRENT> 19,379 <OTHER-ITEMS-CAPITAL-AND-LIAB> 2,527,995 <TOT-CAPITALIZATION-AND-LIAB> 6,990,877 <GROSS-OPERATING-REVENUE> 1,127,438 <INCOME-TAX-EXPENSE> 80,902 <OTHER-OPERATING-EXPENSES> 881,357 <TOTAL-OPERATING-EXPENSES> 962,259 <OPERATING-INCOME-LOSS> 165,179 <OTHER-INCOME-NET> 7,603 <INCOME-BEFORE-INTEREST-EXPEN> 172,782 <TOTAL-INTEREST-EXPENSE> 58,370 <NET-INCOME> 114,412 <PREFERRED-STOCK-DIVIDENDS> 4,409 <EARNINGS-AVAILABLE-FOR-COMM> 110,003 <COMMON-STOCK-DIVIDENDS> 123,161 <TOTAL-INTEREST-ON-BONDS> 0 <F1> <CASH-FLOW-OPERATIONS> 265,864 <EPS-BASIC> 0.00 <F2> <EPS-DILUTED> 0.00 <F2> <FN> <F1> Required in fiscal year-end only. <F2> Information not normally dislosed in financial statements and notes. </FN>