<SEC-DOCUMENT>0001193125-20-144632-index.html : 20200518 <SEC-HEADER>0001193125-20-144632.hdr.sgml : 20200518 <ACCEPTANCE-DATETIME>20200518093950 ACCESSION NUMBER: 0001193125-20-144632 CONFORMED SUBMISSION TYPE: 424B5 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20200518 DATE AS OF CHANGE: 20200518 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: 424B5 SEC ACT: 1933 Act SEC FILE NUMBER: 333-224333-03 FILM NUMBER: 20888267 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>424B5 <SEQUENCE>1 <FILENAME>d927993d424b5.htm <DESCRIPTION>424B5 <TEXT> Document 1 - file: d927993d424b5.htm
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