<ARTICLE> UT
<LEGEND>
THIS SCHEDULE CONTAINS SUMMARY FINANCIAL INFORMATION EXTRACTED FROM THE
FINANCIAL STATEMENTS OF FLORIDA POWER CORPORATION FOR THE NINE MONTHS ENDED
SEPTEMBER 30, 1999 AND IS QUALIFIED IN ITS ENTIRETY BY REFERENCE TO SUCH
FINANCIAL STATEMENTS.
</LEGEND>
<CIK> 0000037637
<NAME> FLORIDA POWER CORPORATION
<MULTIPLIER> 1,000,000

                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1999
<PERIOD-END>                               SEP-30-1999
<BOOK-VALUE>                                  PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                        3,632
<OTHER-PROPERTY-AND-INVEST>                        364
<TOTAL-CURRENT-ASSETS>                             606
<TOTAL-DEFERRED-CHARGES>                             0
<OTHER-ASSETS>                                     448
<TOTAL-ASSETS>                                   5,050
<COMMON>                                         1,004
<CAPITAL-SURPLUS-PAID-IN>                            0
<RETAINED-EARNINGS>                                915
<TOTAL-COMMON-STOCKHOLDERS-EQ>                   1,919
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                         33
<LONG-TERM-DEBT-NET>                             1,473
<SHORT-TERM-NOTES>                                   0
<LONG-TERM-NOTES-PAYABLE>                            0
<COMMERCIAL-PAPER-OBLIGATIONS>                       0
<LONG-TERM-DEBT-CURRENT-PORT>                      152
<PREFERRED-STOCK-CURRENT>                            0
<CAPITAL-LEASE-OBLIGATIONS>                          0
<LEASES-CURRENT>                                     0
<OTHER-ITEMS-CAPITAL-AND-LIAB>                   1,473
<TOT-CAPITALIZATION-AND-LIAB>                    5,050
<GROSS-OPERATING-REVENUE>                        2,037
<INCOME-TAX-EXPENSE>                               142
<OTHER-OPERATING-EXPENSES>                       1,562
<TOTAL-OPERATING-EXPENSES>                       1,704
<OPERATING-INCOME-LOSS>                            333
<OTHER-INCOME-NET>                                   7
<INCOME-BEFORE-INTEREST-EXPEN>                     340
<TOTAL-INTEREST-EXPENSE>                            90
<NET-INCOME>                                       250
<PREFERRED-STOCK-DIVIDENDS>                          1
<EARNINGS-AVAILABLE-FOR-COMM>                      249
<COMMON-STOCK-DIVIDENDS>                           150
<TOTAL-INTEREST-ON-BONDS>                            0
<CASH-FLOW-OPERATIONS>                             494
<EPS-BASIC>                                       0.00
<EPS-DILUTED>                                     0.00