# Filing Detail

Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001130464-22-000004
Filing Date
2022-02-15
Accepted
2022-02-15 13:30:40
Documents
148
Period of Report
2021-12-31

Document Format Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
1 | 10-K | bkh-20211231.htm iXBRL | 10-K | 4827687
2 | EX-10.25 | bkhex-1025nonxemployeedire.htm | EX-10.25 | 36434
3 | EX-10.26 | bkhex-1026nonxemployeedire.htm | EX-10.26 | 34031
4 | EX-21 | bkhex-21listofsubs2021.htm | EX-21 | 28399
5 | EX-23.1 | bkhex-231auditconsent2021.htm | EX-23.1 | 2277
6 | EX-31.1 | bkhex-311ceo122021.htm | EX-31.1 | 13339
7 | EX-31.2 | bkhex-312cfo122021.htm | EX-31.2 | 13277
8 | EX-32.1 | bkhex-321ceo122021.htm | EX-32.1 | 6401
9 | EX-32.2 | bkhex-322cfo122021.htm | EX-32.2 | 6460
10 | EX-95 | bkhex-95minesafetydata1220.htm | EX-95 | 19079
16 |  | bkh-20211231_g1.jpg | GRAPHIC | 96959
| Complete submission text file | 0001130464-22-000004.txt |  | 21621504

Data Files

Seq | Description | Document | Type | Size
--- | --- | --- | --- | ---
11 | XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT | bkh-20211231.xsd | EX-101.SCH | 120930
12 | XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT | bkh-20211231_cal.xml | EX-101.CAL | 102216
13 | XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT | bkh-20211231_def.xml | EX-101.DEF | 801448
14 | XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT | bkh-20211231_lab.xml | EX-101.LAB | 1368270
15 | XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT | bkh-20211231_pre.xml | EX-101.PRE | 1064071
142 | EXTRACTED XBRL INSTANCE DOCUMENT | bkh-20211231_htm.xml | XML | 4663707

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.: 22638379
SIC: 4911 Electric Services