Wisconsin Power and Light Company Completes $100,000,000 Debt Offering

Wisconsin Power and Light Company Completes $100,000,000 Debt
Offering 


MADISON, Wis., Aug. 2  /PRNewswire-FirstCall/ -- Wisconsin Power and Light
Company, the Wisconsin utility subsidiary of Alliant Energy Corporation (NYSE:
LNT), announced today that it had completed a public offering of $100 million
aggregate principal amount of unsecured senior debentures.  The debentures have
an interest rate of 6.25% and will be due in 2034.

(Logo: http://www.newscom.com/cgi-bin/prnh/20020405/LNTLOGO )

Wisconsin Power and Light will apply the approximately $98.6 million in net
proceeds from this offering to repay short term debt, including $62 million
incurred in connection with the repayment on June 1, 2004 of its first mortgage
bonds, 1992 Series X, 7.25% due 2004, to finance capital expenditures and for
general corporate purposes.

The offering was marketed through a group of underwriters, including Banc of
America Securities LLC and Wachovia Securities as joint lead managers and joint
book managers, and ABN AMRO Incorporated, Robert W. Baird & Co. and The
Williams Capital Group, L.P. as co-managers.

Alliant Energy is an energy-services provider that serves more than three
million customers worldwide.  Providing its regulated customers in the Midwest
with electricity and natural gas service remains the company's primary focus.
Wisconsin Power and Light provides electric service to approximately 437,000
customers and natural gas service to approximately 173,000 customers.

Alliant Energy is a Fortune 1000 company traded on the New York Stock Exchange
under the symbol LNT.  For more information, visit the company's web site at
http://www.alliantenergy.com/ . 

http://www.newscom.com/cgi-bin/prnh/20020405/LNTLOGO

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DATASOURCE: Wisconsin Power and Light Company



CONTACT:  Media, Karen Whitmer, [phone], or Investor Relations,

Becky Johnson, [phone], both of Alliant Energy



Web site:  http://www.alliantenergy.com/ 

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