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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 5gAyC8zEw6uRIAi6QEnSUA==

<SEC-DOCUMENT>0000769993-03-000643.txt : 20031201
<SEC-HEADER>0000769993-03-000643.hdr.sgml : 20031201
<ACCEPTANCE-DATETIME>20031201181415
ACCESSION NUMBER:		0000769993-03-000643
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031128
FILED AS OF DATE:		20031201

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WISCONSIN POWER & LIGHT CO
		CENTRAL INDEX KEY:			0000107832
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				390714890
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		4902 NORTH BILTMORE LANE
		STREET 2:		PO BOX 77007
		CITY:			MADISON
		STATE:			WI
		ZIP:			53707-1007
		BUSINESS PHONE:		608-4583314

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GOLDMAN SACHS GROUP INC/
		CENTRAL INDEX KEY:			0000886982
		STANDARD INDUSTRIAL CLASSIFICATION:	SECURITY BROKERS, DEALERS & FLOTATION COMPANIES [6211]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1128

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-00337
		FILM NUMBER:		031030929

	BUSINESS ADDRESS:	
		STREET 1:		85 BROAD ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004
		BUSINESS PHONE:		2129021000

	MAIL ADDRESS:	
		STREET 1:		85 BROAD ST
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10004

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SPEAR LEEDS & KELLOGG LP
		CENTRAL INDEX KEY:			0001166257

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-00337
		FILM NUMBER:		031030928

	BUSINESS ADDRESS:	
		STREET 1:		120 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10271
		BUSINESS PHONE:		2124336947

	MAIL ADDRESS:	
		STREET 1:		120 BROADWAY
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10271
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>wisli41126gsg_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<!-- - EDGAR Ease Plus 1.0                                   07/25/03  TT    -->
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
   <periodOfReport>2003-11-28</periodOfReport>
   <notSubjectToSection16>1</notSubjectToSection16>
    <issuer>
        <issuerCik>0000107832</issuerCik>
        <issuerName>WISCONSIN POWER &amp; LIGHT CO</issuerName>
        <issuerTradingSymbol>WISLI</issuerTradingSymbol>
   </issuer>
   <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000886982</rptOwnerCik>
            <rptOwnerName>GOLDMAN SACHS GROUP INC/</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>85 BROAD ST</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10004</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>0</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>1</isOther>
         <otherText>Former 10% Owner</otherText>
      </reportingOwnerRelationship>
   </reportingOwner>
   <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001166257</rptOwnerCik>
            <rptOwnerName>SPEAR LEEDS &amp; KELLOGG LP</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>120 BROADWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10271</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
         <isDirector>0</isDirector>
         <isOfficer>0</isOfficer>
         <isTenPercentOwner>0</isTenPercentOwner>
         <isOther>1</isOther>
         <otherText>Former 10% Owner</otherText>
      </reportingOwnerRelationship>
   </reportingOwner>
 <nonDerivativeTable>
   <nonDerivativeTransaction>
      <securityTitle>
         <value>Cumulative Preferred Stock 6.50% Series</value>
      </securityTitle>
      <transactionDate>
         <value>2003-11-28</value>
      </transactionDate>
      <transactionCoding>
         <transactionFormType>4</transactionFormType>
         <transactionCode>S</transactionCode>
         <equitySwapInvolved>0</equitySwapInvolved>
      </transactionCoding>
      <transactionAmounts>
         <transactionShares>
           <value>24000</value>
         </transactionShares>
         <transactionPricePerShare>
           <value>24.99</value>
         </transactionPricePerShare>
         <transactionAcquiredDisposedCode>
           <value>D</value>
         </transactionAcquiredDisposedCode>
      </transactionAmounts>
      <postTransactionAmounts>
         <sharesOwnedFollowingTransaction>
           <value>77367</value>
         </sharesOwnedFollowingTransaction>
      </postTransactionAmounts>
      <ownershipNature>
         <directOrIndirectOwnership>
            <value>I</value>
         </directOrIndirectOwnership>
         <natureOfOwnership>
            <value>See Footnotes</value>
            <footnoteId id="F1"/>
            <footnoteId id="F2"/>
         </natureOfOwnership>
      </ownershipNature>
   </nonDerivativeTransaction>
 </nonDerivativeTable>
   <footnotes>
      <footnote id="F1"> As a result of the sales reported herein, the Reporting Persons ceased to be the owners of more than 10% of the shares of Cumulative Preferred Stock 6.50% Series reported to be outstanding in the Company's Annual Report on Form 10-K for the fiscal year ended December 31, 2002 (filed with the Securities and Exchange Commission on March 26, 2003) and are therefore no longer subject to Section 16.</footnote>

      <footnote id="F2"> The securities reported herein as sold were sold and were beneficially owned directly by Spear, Leeds &amp; Kellogg, L.P. (&quot;SLK&quot;).  SLK is an indirect wholly-owned subsidiary of GS Group.  Without admitting any legal obligation, SLK or an affiliate will remit appropriate profits, if any, to the Company</footnote>
   </footnotes>
   <ownerSignature>
      <signatureName>s/ Roger S. Begelman, Attorney-in-fact</signatureName>
      <signatureDate>2003-12-01</signatureDate>
   </ownerSignature>
   <ownerSignature>
      <signatureName>s/ Roger S. Begelman, Attorney-in-fact</signatureName>
      <signatureDate>2003-12-01</signatureDate>
   </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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