Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001123852-21-000008
Filing Date
2021-02-17
Accepted
2021-02-17 16:06:55
Documents
113
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K nspm-20201231.htm   iXBRL 10-K 4317305
2 EX-23.01 nspmex2301q42020.htm EX-23.01 3212
3 EX-31.01 nspmex3101q42020.htm EX-31.01 9635
4 EX-31.02 nspmex3102q42020.htm EX-31.02 9675
5 EX-32.01 nspmex3201q42020.htm EX-32.01 6795
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13 GRAPHIC nspm-20201231_g2.jpg GRAPHIC 23261
14 GRAPHIC nspm-20201231_g3.jpg GRAPHIC 20479
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16 GRAPHIC nspm-20201231_g5.jpg GRAPHIC 14133
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18 GRAPHIC nspm-20201231_g7.jpg GRAPHIC 20272
19 GRAPHIC nspm-20201231_g8.jpg GRAPHIC 21651
20 nspm-20201231_g9.jpg GRAPHIC 23770
  Complete submission text file 0001123852-21-000008.txt   21826215

Data Files

Seq Description Document Type Size
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7 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT nspm-20201231_cal.xml EX-101.CAL 118618
8 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT nspm-20201231_def.xml EX-101.DEF 673428
9 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT nspm-20201231_lab.xml EX-101.LAB 1332613
10 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT nspm-20201231_pre.xml EX-101.PRE 916064
21 EXTRACTED XBRL INSTANCE DOCUMENT nspm-20201231_htm.xml XML 5330432
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)

EIN.: 411967505 | State of Incorp.: MN | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-31387 | Film No.: 21644767
SIC: 4931 Electric & Other Services Combined