<ARTICLE>                                           UT
<LEGEND>
THIS SCHEDULE  CONTAINS  SUMMARY  INFORMATION  EXTRACTED  FROM THE JUNE 30, 1999
FINANCIAL  STATEMENTS INCLUDED IN IES UTILITIES INC'S FORM 10-Q AND IS QUALIFIED
IN ITS ENTIRETY BY REFERENCE TO SUCH FINANCIAL STATEMENTS.
</LEGEND>
<CIK>                         0000052485
<NAME>                        IES UTILITIES INC.
<MULTIPLIER>                                   1,000

                             
<PERIOD-TYPE>                   6-MOS
<FISCAL-YEAR-END>                              DEC-31-1999
<PERIOD-START>                                 JAN-01-1999
<PERIOD-END>                                   JUN-30-1999
<BOOK-VALUE>                                   PER-BOOK
<TOTAL-NET-UTILITY-PLANT>                      1,362,950
<OTHER-PROPERTY-AND-INVEST>                    111,465
<TOTAL-CURRENT-ASSETS>                         86,240
<TOTAL-DEFERRED-CHARGES>                       15,038
<OTHER-ASSETS>                                 130,217
<TOTAL-ASSETS>                                 1,705,910
<COMMON>                                       33,427
<CAPITAL-SURPLUS-PAID-IN>                      279,042
<RETAINED-EARNINGS>                            237,783
<TOTAL-COMMON-STOCKHOLDERS-EQ>                 550,252
<PREFERRED-MANDATORY>                          0
<PREFERRED>                                    18,320
<LONG-TERM-DEBT-NET>                           550,252
<SHORT-TERM-NOTES>                             29,706
<LONG-TERM-NOTES-PAYABLE>                      0
<COMMERCIAL-PAPER-OBLIGATIONS>                 0
<LONG-TERM-DEBT-CURRENT-PORT>                  51,196
<PREFERRED-STOCK-CURRENT>                      0
<CAPITAL-LEASE-OBLIGATIONS>                    25,541
<LEASES-CURRENT>                               12,263
<OTHER-ITEMS-CAPITAL-AND-LIAB>                 467,680
<TOT-CAPITALIZATION-AND-LIAB>                  1,705,910
<GROSS-OPERATING-REVENUE>                      380,058
<INCOME-TAX-EXPENSE>                           15,828       <F1>
<OTHER-OPERATING-EXPENSES>                     319,830
<TOTAL-OPERATING-EXPENSES>                     319,830      <F1>
<OPERATING-INCOME-LOSS>                        60,228
<OTHER-INCOME-NET>                             4,739
<INCOME-BEFORE-INTEREST-EXPEN>                 64,967
<TOTAL-INTEREST-EXPENSE>                       27,638
<NET-INCOME>                                   21,501
<PREFERRED-STOCK-DIVIDENDS>                    457
<EARNINGS-AVAILABLE-FOR-COMM>                  21,044
<COMMON-STOCK-DIVIDENDS>                       58,633
<TOTAL-INTEREST-ON-BONDS>                      42,684
<CASH-FLOW-OPERATIONS>                         79,468
<EPS-BASIC>                                  0            <F2>
<EPS-DILUTED>                                  0            <F2>

<FN>
<F1> Income tax expense is not included in Operating Expense in the Consolidated
     Statements of Income.
<F2> Earnings  per share of common  stock  is not  reflected  because all common
     shares are held by Alliant Energy Corporation.
</FN>