SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0000950170-24-015090
Filing Date
2024-02-14
Accepted
2024-02-14 13:10:54
Documents
135
Period of Report
2023-12-31

Document Format Files

Seq Description Document Type Size
1 10-K bkh-20231231.htm   iXBRL 10-K 5986028
2 EX-10.30 bkh-ex10_30.htm EX-10.30 70560
3 EX-10.31 bkh-ex10_31.htm EX-10.31 118299
4 EX-19 bkh-ex19.htm EX-19 122260
5 EX-21 bkh-ex21.htm EX-21 44869
6 EX-23.1 bkh-ex23_1.htm EX-23.1 3340
7 EX-31.1 bkh-ex31_1.htm EX-31.1 27450
8 EX-31.2 bkh-ex31_2.htm EX-31.2 27435
9 EX-32.1 bkh-ex32_1.htm EX-32.1 12953
10 EX-32.2 bkh-ex32_2.htm EX-32.2 13025
11 EX-95 bkh-ex95.htm EX-95 27354
12 EX-97 bkh-ex97.htm EX-97 54693
13 GRAPHIC img127515986_0.jpg GRAPHIC 75652
14 GRAPHIC img148071052_0.jpg GRAPHIC 96039
15 GRAPHIC img168765276_0.jpg GRAPHIC 75652
  Complete submission text file 0000950170-24-015090.txt   25299148

Data Files

Seq Description Document Type Size
16 XBRL TAXONOMY EXTENSION SCHEMA WITH EMBEDDED LINKBASES DOCUMENT bkh-20231231.xsd EX-101.SCH 2807822
137 EXTRACTED XBRL INSTANCE DOCUMENT bkh-20231231_htm.xml XML 5771963
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)

IRS No.: 460458824 | State of Incorp.: SD | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-31303 | Film No.: 24635353
SIC: 4911 Electric Services
(CF Office: 01 Energy & Transportation)