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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 D04LgG32WiAVwTvscdCWo6PjvOQamNr4tklxqt1ahtDLznIRJtCgjxqqKLIw+nXf
 tiBfPYjpt7kaUl/mqx9zdQ==

<SEC-DOCUMENT>9999999995-08-002094.txt : 20080703
<SEC-HEADER>9999999995-08-002094.hdr.sgml : 20080703
<ACCEPTANCE-DATETIME>20080703001515
ACCESSION NUMBER:		9999999995-08-002094
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20080702
DATE AS OF CHANGE:		20080703
EFFECTIVENESS DATE:		20080702

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTHERN STATES POWER CO /WI/
		CENTRAL INDEX KEY:			0000072909
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRIC & OTHER SERVICES COMBINED [4931]
		IRS NUMBER:				390508315
		STATE OF INCORPORATION:			WI
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-151868
		FILM NUMBER:		08936427

	BUSINESS ADDRESS:	
		STREET 1:		1414 W HAMILTON AVE
		CITY:			EAU CLAIRE
		STATE:			WI
		ZIP:			54702
		BUSINESS PHONE:		7158392621

	MAIL ADDRESS:	
		STREET 1:		P O BOX 8
		CITY:			EAU CLAIRE
		STATE:			WI
		ZIP:			54702-008
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2008-07-02</finalEffectivenessDispDate>
        <finalEffectivenessDispTime>15:00:00</finalEffectivenessDispTime>
        <form>S-3</form>
        <filer>
            <cik>0000072909</cik>
            <entityName>NORTHERN STATES POWER CO /WI/</entityName>
            <fileNumber>333-151868</fileNumber>
        </filer>
    </effectiveData>
</edgarSubmission>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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