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Filing Detail
Form 10-Q - Quarterly report [Sections 13 or 15(d)]:
SEC Accession No. 0000067716-16-000179
Filing Date
2016-08-05
Accepted
2016-08-05 09:02:23
Documents
86
Period of Report
2016-06-30

Document Format Files

Seq Description Document Type Size
1 MDU RESOURCES FORM 10-Q 6-30-2016 a2016q2form10-q.htm 10-Q 1792938
2 MDU RESOURCES SECTION 16 OFFICERS AND DIRECTORS a2016q2ex10a.htm EX-10.A 28097
3 MDU RESOURCES COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES a2016q2ex12.htm EX-12 36697
4 MDU RESOURCES CERTIFICATION OF CHIEF EXECUTIVE OFFICER a2016q2ex31a.htm EX-31.A 9817
5 MDU RESOURCES CERTIFICATION OF CHIEF FINANCIAL OFFICER a2016q2ex31b.htm EX-31.B 9240
6 MDU RESOURCES CERTIFICATION OF CEO AND CFO a2016q2ex32.htm EX-32 6451
7 MDU RESOURCES MINE SAFETY DISCLOSURES a2016q2ex95.htm EX-95 89686
  Complete submission text file 0000067716-16-000179.txt   10669358

Data Files

Seq Description Document Type Size
8 XBRL INSTANCE DOCUMENT mdu-20160630.xml EX-101.INS 2796749
9 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT mdu-20160630.xsd EX-101.SCH 62785
10 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT mdu-20160630_cal.xml EX-101.CAL 131252
11 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT mdu-20160630_def.xml EX-101.DEF 389999
12 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT mdu-20160630_lab.xml EX-101.LAB 863360
13 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT mdu-20160630_pre.xml EX-101.PRE 481935
Mailing Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503
Business Address 1200 WEST CENTURY AVENUE BISMARCK ND 58503 701-530-1059
MDU RESOURCES GROUP INC (Filer) CIK: 0000067716 (see all company filings)

IRS No.: 410423660 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-Q | Act: 34 | File No.: 001-03480 | Film No.: 161809242
SIC: 1400 Mining & Quarrying of Nonmetallic Minerals (No Fuels)