Wisconsin Power and Light Company Issues $3.2 Million in Credits

Credit issued beginning with bills processed on September 4th

Aug 30, 2007, 01:00 ET from Wisconsin Power and Light Company

    MADISON, Wis., Aug. 30 /PRNewswire-FirstCall/ -- Wisconsin Power and
 Light Company (WPL), an Alliant Energy company (NYSE:   LNT), will issue a
 credit to its electric customers beginning with bills processed on
 September 4, 2007. The total credits issued will be approximately $3.2
     (Logo: http://www.newscom.com/cgi-bin/prnh/20020405/LNTLOGO)
     The refund represents expected savings from June 2007 through December
 2007, and is the result of lower fuel costs. Virtually all retail electric
 customers should expect to receive the credit that will vary based on their
 usage billed during September. For a typical residential customer using 600
 kilowatt-hours of electricity per month, the credit would be approximately
     "The electricity we generate and purchase to meet our customers' demand
 comes from a variety of fuel types including coal, nuclear, renewable
 resources and natural gas," said Barbara Swan, President-WPL. "We welcome
 the drop in fuel costs and are pleased we can pass these savings on to our
     The refund complies with the order by the Public Service Commission of
 Wisconsin (PSCW), from August 30, 2007, which allowed WPL to refund any
 over-collection of fuel costs for the period running from June 2007 through
 December 2007. The agreement was endorsed by several customer groups,
 including the Citizens Utility Board and the Wisconsin Industrial Energy
     Alliant Energy is an energy-services provider with subsidiaries serving
 approximately 1 million electric and over 400,000 natural gas customers.
 Providing its customers in the Midwest with regulated electric and natural
 gas service is the company's primary focus. Wisconsin Power and Light, the
 company's Wisconsin utility subsidiary, serves 453,000 electric and 179,000
 natural gas customers. Alliant Energy, headquartered in Madison, Wis., 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

SOURCE Wisconsin Power and Light Company