<ARTICLE> UT
<CIK> 0000004904
<NAME> AMERICAN ELECTRIC POWER COMPANY, INC.
<MULTIPLIER> 1,000,000

                                        
<PERIOD-TYPE>                              6-MOS
<FISCAL-YEAR-END>                          DEC-31-1998
<PERIOD-END>                               JUN-30-1999
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                       11,718
<OTHER-PROPERTY-AND-INVEST>                      1,206
<TOTAL-CURRENT-ASSETS>                           2,985
<TOTAL-DEFERRED-CHARGES>                         1,952
<OTHER-ASSETS>                                   2,726
<TOTAL-ASSETS>                                  20,587
<COMMON>                                         1,315
<CAPITAL-SURPLUS-PAID-IN>                        1,926
<RETAINED-EARNINGS>                              1,692
<TOTAL-COMMON-STOCKHOLDERS-EQ>                   4,933
<PREFERRED-MANDATORY>                              128
<PREFERRED>                                         45
<LONG-TERM-DEBT-NET>                             6,117
<SHORT-TERM-NOTES>                                 217
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                     772
<LONG-TERM-DEBT-CURRENT-PORT>                      957
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                        446
<LEASES-CURRENT>                                    86
<OTHER-ITEMS-CAPITAL-AND-LIAB>                   6,886
<TOT-CAPITALIZATION-AND-LIAB>                   20,587
<GROSS-OPERATING-REVENUE>                        3,337
<INCOME-TAX-EXPENSE>                               157
<OTHER-OPERATING-EXPENSES>                       2,671
<TOTAL-OPERATING-EXPENSES>                       2,828
<OPERATING-INCOME-LOSS>                            509
<OTHER-INCOME-NET>                                  (3)
<INCOME-BEFORE-INTEREST-EXPEN>                     506
<TOTAL-INTEREST-EXPENSE>                           261
<NET-INCOME>                                       245
<PREFERRED-STOCK-DIVIDENDS>                          6<F1>
<EARNINGS-AVAILABLE-FOR-COMM>                      239
<COMMON-STOCK-DIVIDENDS>                           231
<TOTAL-INTEREST-ON-BONDS>                           94
<CASH-FLOW-OPERATIONS>                             286
<EPS-BASIC>                                      $1.24
<EPS-DILUTED>                                    $1.24
<FN>
<F1>Represents preferred stock dividend requirements of
subsidiaries; deducted before computation of net income.
</FN>