246 Employers
637 Violations
$2M Penalties
290 Inspections

According to OSHA enforcement records, 246 mining, quarrying & oil/gas extraction employers in North Dakota have accumulated 637 workplace safety violations across 290 inspections, with 425 classified as serious and $2,090,094 in total penalties. 106 employers received an F safety grade and 82 received a D grade. In the past 5 years, 82 violations resulted in $679,508 in penalties.

The mining, quarrying & oil/gas extraction sector is one of the most inspected industries in North Dakota, with OSHA conducting 290 inspections across 246 employers. 425 violations were classified as serious, meaning they could cause death or serious physical harm to workers. Safety grades are assigned based on a weighted violation formula that accounts for the severity of each citation — willful and repeat violations carry the highest weight.

106 mining, quarrying & oil/gas extraction employers in North Dakota received an F safety grade, indicating significantly elevated violation rates. Another 82 received a D grade. Workers in North Dakota's mining, quarrying & oil/gas extraction industry who have been injured on the job may be eligible for workers' compensation benefits. OSHA also protects workers' right to report unsafe conditions without fear of retaliation.

Employer City Violations Penalties Grade
TRW, Inc. (total Rig Wash) Killdeer 12 $5,880 F
Badger Daylighting of ND Minot 11 $7,200 F
Cyclone Drilling Ray 10 $27,400 F
L&B Services Williston 10 $1,425 F
Do All Industries Glenburn 10 $4,900 F
Wisco Williston 10 $21,988 D
Bear Paw Energy Lignite 9 $8,700 F
First Choice Energy Stanley 9 $33,000 F
Precision Drilling Company Cartwright 8 $18,400 F
Cirque Resources Golden Valley 8 $7,140 F
KLX Energy Services Grassy Butte 8 $250,000 F
Oilfield Support Services Mandaree 8 $11,760 F
Ward Williston Cartwright 8 $875 F
Kodiak Oil & Gas, Inc. (usa) Watford City 7 $13,685 F
Loyz Rex Drilling Services Tolley 7 $2,520 F
Unit Drilling Watford City 7 $23,203 F
Fiberglass Specialties Grenora 7 $18,865 F
Nabors Completion & Production Services Williston 7 $48,600 F
Patterson-Uti Drilling Co Medora 6 $10,010 F
Dakota Transload Stanton 6 $2,240 F
Missouri Basin Well Service Killdeer 6 $13,234 F
Moe Well Service Williston 6 $25,200 F
O'Brien's Welding Belfield 6 $975 F
Parka Killdeer 6 $1,212 F
Sun Well Service Killdeer 6 $16,500 F

Work in mining, quarrying & oil/gas extraction in North Dakota?

Every worker has the right to a safe workplace. If your employer has OSHA violations and you've been hurt on the job, you may be entitled to workers' compensation benefits. Use the search below to look up your employer's full safety record, including violation history, penalty amounts, and safety grade.

All data from the U.S. Department of Labor's OSHA enforcement database. Updated March 2026.