Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-25-018647
Filing Date
2025-02-12
Accepted
2025-02-12 13:55:11
Documents
127
Period of Report
2024-12-31

Document Format Files

Seq Description Document Type Size
1 10-K bkh-20241231.htm   iXBRL 10-K 7171831
2 EX-21 bkh-ex21.htm EX-21 50813
3 EX-23.1 bkh-ex23_1.htm EX-23.1 3645
4 EX-31.1 bkh-ex31_1.htm EX-31.1 31977
5 EX-31.2 bkh-ex31_2.htm EX-31.2 31962
6 EX-32.1 bkh-ex32_1.htm EX-32.1 15149
7 EX-32.2 bkh-ex32_2.htm EX-32.2 15220
8 EX-95 bkh-ex95.htm EX-95 30356
9 GRAPHIC img148994573_0.jpg GRAPHIC 273321
  Complete submission text file 0000950170-25-018647.txt   28817541

Data Files

Seq Description Document Type Size
10 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT bkh-20241231.xsd EX-101.SCH 2809882
130 EXTRACTED XBRL INSTANCE DOCUMENT bkh-20241231_htm.xml XML 6990099
Mailing Address 7001 MT RUSHMORE RD PO BOX 1400 RAPID SD 57709
Business Address 7001 MT RUSHMORE RD PO BOX 1400 RAPID CITY SD 57709 6057212343
BLACK HILLS CORP /SD/ (Filer) CIK: 0001130464 (see all company filings)

EIN.: 460458824 | State of Incorp.: SD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-31303 | Film No.: 25613995
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)