Form 424B5 - Prospectus [Rule 424(b)(5)]:
SEC Accession No. 0000950120-07-000384
Filing Date
2007-06-28
Accepted
2007-06-28 17:01:37
Documents
1

Document Format Files

Seq Description Document Type Size
1 PROSPECTUS SUPPLEMENT prospectus-supplement.htm 424B5 712075
  Complete submission text file 0000950120-07-000384.txt   713574
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58506-5650
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58506-5650 701-530-1013
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

EIN.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 424B5 | Act: 33 | File No.: 333-104150 | Film No.: 07947561
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)