EXHIBIT 23

                    CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS


As independent public accountants, we hereby consent to the incorporation of our
reports  on  the  consolidated   financial   statements  of  Interstate   Energy
Corporation  (name  changed to Alliant  Energy  Corporation  as of May 20, 1999)
included in this Form 10-K/A into  Interstate  Energy  Corporation's  previously
filed  Registration  Statements on Form S-8 (Nos.  333-41485 and  333-46735) and
Form S-3 (Nos. 333-26627 and 333-87883).





ARTHUR ANDERSEN LLP


Milwaukee, Wisconsin
October 29, 1999