<SEC-DOCUMENT>0000072909-18-000016-index.html : 20180912
<SEC-HEADER>0000072909-18-000016.hdr.sgml : 20180912
<ACCEPTANCE-DATETIME>20180912095906
ACCESSION NUMBER:		0000072909-18-000016
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		7
CONFORMED PERIOD OF REPORT:	20180912
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20180912
DATE AS OF CHANGE:		20180912

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:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03140
		FILM NUMBER:		181066127

	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>8-K
<SEQUENCE>1
<FILENAME>a8-knspwbondofferingseptem.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: a8-knspwbondofferingseptem.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-4.01
<SEQUENCE>2
<FILENAME>nspwexhibit401sept2018.htm
<DESCRIPTION>EXHIBIT 4.01
<TEXT>
Document 2 - file: nspwexhibit401sept2018.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.01
<SEQUENCE>3
<FILENAME>nspwexhibit501sept2018.htm
<DESCRIPTION>EXHIBIT 5.01
<TEXT>
Document 3 - file: nspwexhibit501sept2018.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.02
<SEQUENCE>4
<FILENAME>nspwexhibit502sept2018.htm
<DESCRIPTION>EXHIBIT 5.02
<TEXT>
Document 4 - file: nspwexhibit502sept2018.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-12.01
<SEQUENCE>5
<FILENAME>nspwexhibit1201sept2018.htm
<DESCRIPTION>EXHIBIT 12.01
<TEXT>
Document 5 - file: nspwexhibit1201sept2018.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>a9901image1.jpg
<TEXT>
Document 6 - file: a9901image1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>foleya02.jpg
<TEXT>
Document 7 - file: foleya02.jpg

</DOCUMENT>
</SEC-DOCUMENT>