Mining, Quarrying, Oil & Gas
What the Data Says About Mining, Quarrying, Oil & Gas
The Mining, Quarrying, Oil & Gas sector (NAICS 21) contains 2,359 employers with OSHA enforcement records, generating 5,096 inspections and 7,203 documented violations across the industry. That works out to 1.41 violations per inspection and roughly 2.2 inspections per employer. Cumulative OSHA penalties against this sector total $10.4M, averaging $2K per inspection.
Compared against every other industry PlainWorker tracks, Mining, Quarrying, Oil & Gas ranks #14 of 22 when measured by average penalty per inspection. The cross-industry average sits near $2K per inspection, so this sector runs at or below the mean. Industries with higher average penalties typically see a greater share of serious, willful, or repeat violations, categories OSHA reserves for hazards likely to cause serious physical harm or where employers knowingly disregarded the law.
The 2,359 employers shown below represent only workplaces with inspection or wage-theft enforcement records, not the full universe of Mining, Quarrying, Oil & Gas businesses. Listings are drawn from the U.S. Department of Labor's enforcement database and updated monthly. Click any employer to view their full violation breakdown, penalty history, and wage-and-hour compliance record. For wage, occupational employment, and compensation context on this sector, cross-reference the related data sources at the bottom of this page.
Highest Combined Enforcement Total in Mining, Quarrying, Oil & Gas
Ranked by OSHA penalties plus DOL Wage & Hour Division back-wage recoveries combined. A high total does not necessarily mean safety violations, an employer here may have zero OSHA citations and a large figure entirely from a wage-theft back-wage case (see the Violations column).
| # | Employer | Location | OSHA Violations | Penalties + Back Wages |
|---|---|---|---|---|
| 1 | Holland Services | Washington, PA | 0 | $25.9M |
| 2 | Halliburton | Houston, TX | 0 | $18.2M |
| 3 | Frontier Integrity Solutions | Sand Springs, OK | 0 | $3.9M |
| 4 | BlackJewel L.L.C. | Milton, WV | 0 | $2.5M |
| 5 | Blackjewel, LLC | Milton, WV | 0 | $2.0M |
| 6 | Water Energy Services | San Antonio, TX | 0 | $1.4M |
| 7 | Nesi | Montgomery, PA | 0 | $1.0M |
| 8 | Nesi | Rio Vista, TX | 0 | $1.0M |
| 9 | Suttles Logging, Inc. | Midland, TX | 0 | $888K |
| 10 | Jet Specialty, Inc. | Boerne, TX | 0 | $859K |
| 11 | Nesi | Williston, ND | 0 | $829K |
| 12 | Blackjewel LLC | Gillette, WY | 0 | $817K |
| 13 | XMV, Inc. | Princeton, WV | 0 | $718K |
| 14 | Nesi | The Woodlands, TX | 0 | $703K |
| 15 | Wyoming Casing | Dickinson, ND | 0 | $688K |
| 16 | Honghua America LLC | Houston, TX | 0 | $687K |
| 17 | Crescent Directional Drilling | Houston, TX | 0 | $666K |
| 18 | Justiss Oil | Jena, LA | 0 | $620K |
| 19 | Accurate Safety Compliance | Oklahoma City, OK | 0 | $613K |
| 20 | Northern Stone Supply, Inc. | Oakley, ID | 0 | $610K |
All Employers in Mining, Quarrying, Oil & Gas
| Employer | Location | Inspections | Penalty |
|---|---|---|---|
| Holland Services | Washington, PA | 0 | $0 |
| Halliburton | Houston, TX | 0 | $0 |
| Frontier Integrity Solutions | Sand Springs, OK | 0 | $0 |
| BlackJewel L.L.C. | Milton, WV | 0 | $0 |
| Blackjewel, LLC | Milton, WV | 0 | $0 |
| Water Energy Services | San Antonio, TX | 0 | $0 |
| Nesi | Montgomery, PA | 0 | $0 |
| Nesi | Rio Vista, TX | 0 | $0 |
| Suttles Logging, Inc. | Midland, TX | 0 | $0 |
| Jet Specialty, Inc. | Boerne, TX | 0 | $0 |
| Nesi | Williston, ND | 0 | $0 |
| Blackjewel LLC | Gillette, WY | 0 | $0 |
| XMV, Inc. | Princeton, WV | 0 | $0 |
| Nesi | The Woodlands, TX | 0 | $0 |
| Wyoming Casing | Dickinson, ND | 0 | $0 |
| Honghua America LLC | Houston, TX | 0 | $0 |
| Crescent Directional Drilling | Houston, TX | 0 | $0 |
| Justiss Oil | Jena, LA | 0 | $0 |
| Accurate Safety Compliance | Oklahoma City, OK | 0 | $0 |
| Northern Stone Supply, Inc. | Oakley, ID | 0 | $0 |
| Circle 8 Crane | Corpus Christi, TX | 0 | $0 |
| Frank's International | Houston, TX | 0 | $0 |
| Production Control Services | Erie, CO | 0 | $0 |
| American Resources Corporation | Fishers, IN | 0 | $0 |
| Quality Logging, Inc. | Midland, TX | 0 | $0 |
| Killion & Sons Well Service | Canonsburg, PA | 0 | $0 |
| JPS Completion Fluids | Mathis, TX | 0 | $0 |
| Energy Inspection Services | Bayfield, CO | 0 | $0 |
| Rock-It-Natural Stone, Inc. Clarksville #1 | Hartman, AR | 0 | $0 |
| Morco Geological | Carlsbad, NM | 0 | $0 |
| FLSmidth | Midvale, UT | 0 | $0 |
| Nomac Drilling, LLC | El Reno, OK | 0 | $0 |
| Pilot Thomas Logistics, LLC | Fort Worth, TX | 0 | $0 |
| Gulf Coast Lease Service | El Campo, TX | 0 | $0 |
| Pathfinder Navigation | Spring, TX | 0 | $0 |
| Mulholland Energy Services, LLC | Midland, TX | 0 | $0 |
| Cornell Solutions | Edinburg, TX | 0 | $0 |
| Desta Drilling | Odessa, TX | 0 | $0 |
| Byrd Oil Field Services | Abilene, TX | 0 | $0 |
| USA Mobile Crane | Carrizo Springs, TX | 0 | $0 |
| Rock-It Natural Stone, Inc. | Lamar, AR | 0 | $0 |
| Continental Production Services | Houston, TX | 0 | $0 |
| Marathon Oil | Oklahoma City, OK | 0 | $0 |
| Halliburton Energy Services | Houston, TX | 0 | $0 |
| Greene's Energy Group, LLC Main Office (3) | Lafayette, LA | 0 | $0 |
| Buckeye Pipeline | Breinigsville, PA | 0 | $0 |
| Patriot Mudlogging | Alexandria, LA | 0 | $0 |
| Superior Stone Quarry | Florence, TX | 0 | $0 |
| Coalburg Enterprises, Inc. | Lovely, KY | 0 | $0 |
| Excell Operating | Zapata, TX | 0 | $0 |
Nearby & Related Industries
Compare top violators in Mining, Quarrying, Oil & Gas side-by-side →
Mining, Quarrying, Oil & Gas by State
Enforcement and wage-compliance data for Mining, Quarrying, Oil & Gas broken out by state.
Explore More Data
Source: OSHA Enforcement Data - U.S. Department of Labor (data.dol.gov)
Source: NAICS Industry Classification - U.S. Census Bureau
Top employers in 21
Source: U.S. Department of Labor, OSHA Enforcement Data OSHA inspection + penalty records by NAICS sector · 2010–2026 OSHA enforcement records reflect inspections opened, citations issued, and penalty amounts assessed; final penalty amounts often differ from initial assessments after settlement.
Verify against the primary sources: OSHA Establishment Search · DOL Wage & Hour Division
Every figure on PlainWorker is rendered directly from official U.S. Department of Labor OSHA and Wage & Hour Division enforcement records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.