<TABLE> <S> <C>
<PAGE>
<ARTICLE> UT
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
CONSOLIDATED BALANCE SHEET AND STATEMENT OF INCOME FROM DPL'S 3RD QUARTER 2000
10-Q, AND IS QUALIFIED IN ITS ENTIRETY BE REFERENCE TO SUCH FINANCIAL
STATEMENTS.
</LEGEND>
<MULTIPLIER> 1,000
<S> <C>
<PERIOD-TYPE> 9-MOS
<FISCAL-YEAR-END> DEC-31-2000
<PERIOD-START> JAN-01-2000
<PERIOD-END> SEP-30-2000
<BOOK-VALUE> PER-BOOK
<TOTAL-NET-UTILITY-PLANT> 1,368,648
<OTHER-PROPERTY-AND-INVEST> 88,619
<TOTAL-CURRENT-ASSETS> 498,583
<TOTAL-DEFERRED-CHARGES> 302,824
<OTHER-ASSETS> 173,675
<TOTAL-ASSETS> 2,432,349
<COMMON> 2
<CAPITAL-SURPLUS-PAID-IN> 212,612
<RETAINED-EARNINGS> 227,954
<TOTAL-COMMON-STOCKHOLDERS-EQ> 440,568
70,000
89,703
<LONG-TERM-DEBT-NET> 922,538
<SHORT-TERM-NOTES> 0
<LONG-TERM-NOTES-PAYABLE> 0
<COMMERCIAL-PAPER-OBLIGATIONS> 0
<LONG-TERM-DEBT-CURRENT-PORT> 1,753
0
<CAPITAL-LEASE-OBLIGATIONS> 13,977
<LEASES-CURRENT> 12,507
<OTHER-ITEMS-CAPITAL-AND-LIAB> 881,303
<TOT-CAPITALIZATION-AND-LIAB> 2,432,349
<GROSS-OPERATING-REVENUE> 1,728,616
<INCOME-TAX-EXPENSE> 65,566
<OTHER-OPERATING-EXPENSES> 1,502,487
<TOTAL-OPERATING-EXPENSES> 1,568,053
<OPERATING-INCOME-LOSS> 160,563
<OTHER-INCOME-NET> 4,624
<INCOME-BEFORE-INTEREST-EXPEN> 165,187
<TOTAL-INTEREST-EXPENSE> 62,499
<NET-INCOME> 102,688
3,690
<EARNINGS-AVAILABLE-FOR-COMM> 98,998
<COMMON-STOCK-DIVIDENDS> 18,321
<TOTAL-INTEREST-ON-BONDS> 0
<CASH-FLOW-OPERATIONS> 182,505
<EPS-BASIC> 0
<EPS-DILUTED> 0
</TABLE>
