Workplace Safety Rankings in North Dakota 2026
North Dakota has 3,150 OSHA violations across 3,118 inspections. The employer with the worst safety record is Knife River Corporation (Safety Score: 22/100).
331 North Dakota employers appear in the federal OSHA enforcement dataset, ranked below by the LakeQuality safety-score composite. The composite weights violation rate vs industry baseline (40%), serious-and-willful violation ratio (25%), repeat-violation share (20%), and penalty per inspection (15%).
Top-of-list employers typically combine clean inspection histories with below-industry-average violation rates. Bottom-of-list employers carry recurring enforcement attention — usually a combination of serious violations, repeat citations, and elevated per-inspection penalties. Each employer below links to a full inspection history with citation details, penalty amounts, and per-inspection narratives.
Top 20 of 331 Employers by Safety Record
| # | Employer | Violations | Serious | Penalties | Score |
|---|---|---|---|---|---|
| 1 | Knife River Corporation | 6 | 5 | $150K | F (22) |
| 2 | Masonite Corporation | 10 | 7 | $327K | F (24) |
| 3 | Cnh Industrial America, LLC | 11 | 8 | $342K | F (25) |
| 4 | Rdo Equipment Co. | 7 | 6 | $165K | F (25) |
| 5 | NexTier Completion Solutions | 5 | 4 | $135K | F (25) |
| 6 | Key Energy Services | 18 | 13 | $493K | F (26) |
| 7 | Clark Equipment Company | 8 | 7 | $180K | F (26) |
| 8 | Doosan Bobcat | 5 | 4 | $135K | F (26) |
| 9 | Hood Packaging Corporation | 5 | 4 | $135K | F (26) |
| 10 | Halliburton Energy Services, INC. | 26 | 18 | $646K | F (28) |
| 11 | Helmerich & Payne, INC. | 17 | 11 | $465K | F (28) |
| 12 | Express Employment Professionals | 16 | 10 | $450K | F (28) |
| 13 | Supervalu, INC. | 10 | 6 | $313K | F (29) |
| 14 | Cintas | 10 | 5 | $300K | F (29) |
| 15 | Panera, LLC | 8 | 6 | $167K | F (29) |
| 16 | Builders Firstsource | 18 | 11 | $466K | F (30) |
| 17 | Unit Drilling Company | 12 | 8 | $343K | F (30) |
| 18 | Brigade Energy Services, LLC | 10 | 5 | $300K | F (30) |
| 19 | Clean Harbors | 5 | 3 | $122K | F (30) |
| 20 | Wood Group USA, INC. | 5 | 3 | $122K | F (30) |
Workplace safety data for North Dakota is sourced from the OSHA Integrated Management Information System (IMIS), which records all federal OSHA inspections and violations.
Frequently Asked Questions
Knife River Corporation has the worst safety record in North Dakota with a Safety Score of 22/100 (Grade F), 6 violations, and $150K in fines.
North Dakota has 3,150 recorded OSHA violations across 3,118 workplace inspections.
The Safety Score (0-100) evaluates employer safety records based on violation rate vs. industry average (40%), serious/willful violation ratio (25%), repeat violation ratio (20%), and penalty per inspection (15%). Lower scores indicate worse safety records.
Safety Score: violation rate vs. industry avg (40%), serious/willful ratio (25%), repeat violation ratio (20%), penalty per inspection (15%). Lower scores = worse records.