Form 8-K - Current report:
SEC Accession No. 0001193125-25-144432
Filing Date
2025-06-23
Accepted
2025-06-23 12:00:37
Documents
17
Period of Report
2025-06-23
Items
Item 8.01: Other Events
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 8-K d937288d8k.htm   iXBRL 8-K 28524
2 EX-5.01 d937288dex501.htm EX-5.01 12430
3 EX-5.02 d937288dex502.htm EX-5.02 19427
7 GRAPHIC g937288dsp_09.jpg GRAPHIC 4540
8 GRAPHIC g937288dsp_10.jpg GRAPHIC 3886
9 GRAPHIC g937288g0619051050063.jpg GRAPHIC 3590
  Complete submission text file 0001193125-25-144432.txt   199829

Data Files

Seq Description Document Type Size
4 XBRL TAXONOMY EXTENSION SCHEMA xel-20250623.xsd EX-101.SCH 2844
5 XBRL TAXONOMY EXTENSION LABEL LINKBASE xel-20250623_lab.xml EX-101.LAB 17235
6 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE xel-20250623_pre.xml EX-101.PRE 10809
20 EXTRACTED XBRL INSTANCE DOCUMENT d937288d8k_htm.xml XML 3747
Mailing Address P O BOX 8 EAU CLAIRE WI 54702-008
Business Address 1414 W HAMILTON AVE EAU CLAIRE WI 54702 7158392621
NORTHERN STATES POWER CO /WI/ (Filer) CIK: 0000072909 (see all company filings)

EIN.: 390508315 | State of Incorp.: WI | Fiscal Year End: 1231
Type: 8-K | Act: 34 | File No.: 001-03140 | Film No.: 251063682
SIC: 4931 Electric & Other Services Combined
(CF Office: 01 Energy & Transportation)