<ARTICLE> UT
<CIK> 0000050217
<NAME> INDIANAPOLIS POWER & LIGHT COMPANY
<MULTIPLIER> 1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                          DEC-31-2000
<PERIOD-END>                               JUN-30-2000
<BOOK-VALUE>                                  PER-BOOK
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<OTHER-PROPERTY-AND-INVEST>                      5,711
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<OTHER-ASSETS>                                       0
<TOTAL-ASSETS>                               1,988,908
<COMMON>                                       324,537
<CAPITAL-SURPLUS-PAID-IN>                            0
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<TOTAL-COMMON-STOCKHOLDERS-EQ>                 783,182
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                     59,135
<LONG-TERM-DEBT-NET>                           627,983
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
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<TOT-CAPITALIZATION-AND-LIAB>                1,988,908
<GROSS-OPERATING-REVENUE>                      415,789
<INCOME-TAX-EXPENSE>                            41,987
<OTHER-OPERATING-EXPENSES>                     283,848
<TOTAL-OPERATING-EXPENSES>                     325,835
<OPERATING-INCOME-LOSS>                         89,954
<OTHER-INCOME-NET>                            (12,652)
<INCOME-BEFORE-INTEREST-EXPEN>                  77,302
<TOTAL-INTEREST-EXPENSE>                        20,165
<NET-INCOME>                                    57,137
<PREFERRED-STOCK-DIVIDENDS>                      1,607
<EARNINGS-AVAILABLE-FOR-COMM>                   55,530
<COMMON-STOCK-DIVIDENDS>                        48,787
<TOTAL-INTEREST-ON-BONDS>                            0
<CASH-FLOW-OPERATIONS>                         136,435
<EPS-BASIC>                                          0
<EPS-DILUTED>                                        0