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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001123852-24-000004
Filing Date
2024-02-21
Accepted
2024-02-21 15:42:54
Documents
107
Period of Report
2023-12-31

Document Format Files

Seq Description Document Type Size
1 10-K nspm-20231231.htm   iXBRL 10-K 3182725
2 EX-23.01 nspmex2301q42023.htm EX-23.01 2775
3 EX-31.01 nspmex3101q42023.htm EX-31.01 9766
4 EX-31.02 nspmex3102q42023.htm EX-31.02 9782
5 EX-32.01 nspmex3201q42023.htm EX-32.01 6939
11 nspm-20231231_g1.jpg GRAPHIC 124712
12 nspm-20231231_g2.jpg GRAPHIC 14165
13 nspm-20231231_g3.jpg GRAPHIC 68984
  Complete submission text file 0001123852-24-000004.txt   19232329

Data Files

Seq Description Document Type Size
6 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT nspm-20231231.xsd EX-101.SCH 125483
7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nspm-20231231_cal.xml EX-101.CAL 81959
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nspm-20231231_def.xml EX-101.DEF 746959
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nspm-20231231_lab.xml EX-101.LAB 1377486
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nspm-20231231_pre.xml EX-101.PRE 945659
109 EXTRACTED XBRL INSTANCE DOCUMENT nspm-20231231_htm.xml XML 3998287
Mailing Address 414 NICOLLET MALL MINNEAPOLIS MN 55401
Business Address 414 NICOLLET MALL MINNEAPOLIS MN 55401 6123305500
NORTHERN STATES POWER CO (Filer) CIK: 0001123852 (see all company filings)

IRS No.: 411967505 | State of Incorp.: MN | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-31387 | Film No.: 24659144
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)