<ARTICLE> UT
<SUBSIDIARY>
     <NUMBER> 004
     <NAME> PUBLIC SERVICE COMPANY OF OKLAHOMA
<MULTIPLIER> 1,000
       
                                                          
<PERIOD-TYPE>              YEAR                YEAR                 YEAR
<FISCAL-YEAR-END>                 DEC-31-1994         DEC-31-1993         DEC-31-1992
<PERIOD-END>                      DEC-31-1994         DEC-31-1993         DEC-31-1992
<BOOK-VALUE>                         PER-BOOK            PER-BOOK            PER-BOOK
<TOTAL-NET-UTILITY-PLANT>           1,304,518           1,246,938                   0
<OTHER-PROPERTY-AND-INVEST>             8,694               6,933                   0
<TOTAL-CURRENT-ASSETS>                 99,251             101,281                   0
<TOTAL-DEFERRED-CHARGES>               18,411              24,919                   0
<OTHER-ASSETS>                         34,240              40,308                   0
<TOTAL-ASSETS>                      1,465,114           1,420,379                   0
<COMMON>                              157,230             157,230                   0
<CAPITAL-SURPLUS-PAID-IN>             180,000             180,000                   0
<RETAINED-EARNINGS>                   124,269              97,819                   0
<TOTAL-COMMON-STOCKHOLDERS-EQ>        461,499             435,049                   0
<PREFERRED-MANDATORY>                       0                   0                   0
<PREFERRED>                            19,826              19,826                   0
<LONG-TERM-DEBT-NET>                  402,752             401,255                   0
<SHORT-TERM-NOTES>                     55,160              31,744                   0
<LONG-TERM-NOTES-PAYABLE>                   0                   0                   0
<COMMERCIAL-PAPER-OBLIGATIONS>              0                   0                   0
<LONG-TERM-DEBT-CURRENT-PORT>               0                   0                   0
<PREFERRED-STOCK-CURRENT>                   0                   0                   0
<CAPITAL-LEASE-OBLIGATIONS>                 0                   0                   0
<LEASES-CURRENT>                            0                   0                   0
<OTHER-ITEMS-CAPITAL-AND-LIAB>        525,877             532,505                   0
<TOT-CAPITALIZATION-AND-LIAB>       1,465,114           1,420,379                   0
<GROSS-OPERATING-REVENUE>             740,496             707,536             622,092
<INCOME-TAX-EXPENSE>                   37,126              23,209              18,115
<OTHER-OPERATING-EXPENSES>            605,112             612,171             525,881
<TOTAL-OPERATING-EXPENSES>            642,238             635,380             543,996
<OPERATING-INCOME-LOSS>                98,258              72,156              78,096
<OTHER-INCOME-NET>                      2,027               7,850                (591)
<INCOME-BEFORE-INTEREST-EXPEN>        100,285              80,006              77,505
<TOTAL-INTEREST-EXPENSE>               32,019              33,287              31,943
<NET-INCOME>                           68,266              46,719              45,562
<PREFERRED-STOCK-DIVIDENDS>               816                 816                 816
<EARNINGS-AVAILABLE-FOR-COMM>          67,450              45,903              44,746
<COMMON-STOCK-DIVIDENDS>               41,000              40,000              35,000
<TOTAL-INTEREST-ON-BONDS>              29,594              31,410              30,688
<CASH-FLOW-OPERATIONS>                151,801             134,092              98,482
<EPS-PRIMARY>                             .36                 .24                 .24
<EPS-DILUTED>                             .36                 .24                 .24