EDGAR Filing Documents for 0001140361-12-011201

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:

SEC Accession No. 0001140361-12-011201

Filing Date

2012-02-27

Accepted

2012-02-27 16:58:31

Documents

Period of Report

2011-12-31

Document Format Files

Seq	Description	Document	Type	Size
1	NORTHERN STATES POWER CO 10-K 12-31-2011	form10k.htm	10-K	3535690
2	EXHIBIT 12.01	ex12_01.htm	EX-12.1	41421
3	EXHIBIT 23.01	ex23_01.htm	EX-23.1	3445
4	EXHIBIT 31.01	ex31_01.htm	EX-31.1	15339
5	EXHIBIT 31.02	ex31_02.htm	EX-31.2	15314
6	EXHIBIT 32.01	ex32_01.htm	EX-32.1	9167
7	EXHIBIT 99.01	ex99_01.htm	EX-99.1	18491
	Complete submission text file	0001140361-12-011201.txt		13568065

Data Files

Seq	Description	Document	Type	Size
8	INSTANCE DOCUMENT	nspm-20111231.xml	EX-101.INS	2741499
9	XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT	nspm-20111231.xsd	EX-101.SCH	23160
10	XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT	nspm-20111231_cal.xml	EX-101.CAL	76108
11	XBRL TAXONOMY EXTENSION DEFINITION LINKBASE	nspm-20111231_def.xml	EX-101.DEF	51686
12	XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT	nspm-20111231_lab.xml	EX-101.LAB	320772
13	XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT	nspm-20111231_pre.xml	EX-101.PRE	172801

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)