BLACK HILLS POWER INC Form UPLOAD: SEC staff letter
Filings on SEC EDGAR, newest first; amendments sit with their base form. Values are as filed.
- 2011-02-28: Form UPLOAD; Description SEC staff letter; Document filename1.pdf.
- 2010-12-28: Form UPLOAD; Description SEC staff letter; Document filename1.pdf.
- 2005-10-06: Form UPLOAD; Description SEC staff letter; Document filename1.txt.
- 2005-08-26: Form UPLOAD; Description SEC staff letter; Document filename1.txt.
| Filed | Form | Period of report | Description | Document |
|---|---|---|---|---|
| 2011-02-28 | UPLOAD | SEC staff letter | filename1.pdf | |
| 2010-12-28 | UPLOAD | SEC staff letter | filename1.pdf | |
| 2005-10-06 | UPLOAD | SEC staff letter | filename1.txt | |
| 2005-08-26 | UPLOAD | SEC staff letter | filename1.txt | |
| 2005-08-04 | UPLOAD | SEC staff letter | filename1.txt | |
| 2005-06-30 | UPLOAD | SEC staff letter | filename1.txt |