StatesCalifornia

Mining, Quarrying, Oil & Gas in California

OSHA workplace safety enforcement data for Mining, Quarrying, Oil & Gas employers in California

723
Employers
167
Inspections (pg 1)
137
Violations (pg 1)
$18K
Penalties (pg 1)

What the Data Says About Mining, Quarrying, Oil & Gas in California

California has 723 employers in the Mining, Quarrying, Oil & Gas sector (NAICS 21) with OSHA enforcement records. Across the first 50 listings on this page, inspectors documented 167 inspections, 137 violations, and $18K in current penalties, averaging 3.3 inspections and 2.7 violations per employer shown.

State-level industry views like this one combine geographic and sectoral risk. Nationally, the Mining, Quarrying, Oil & Gas sector tracks 2,294 employers across all 5,098 inspections with $2K average penalty per inspection. California as a whole, across every industry, has 19,429 tracked employers and $121.6M in total OSHA penalties. Cross-referencing these two slices surfaces the 723 workplaces where sector-specific hazards meet state enforcement priorities.

Records include inspection counts, violation categories (serious, willful, repeat, other-than-serious), and current assessed penalty amounts. All data is pulled from the U.S. Department of Labor's public enforcement database at data.dol.gov and refreshed monthly. Click any employer below to view their full citation history, penalty timeline, and, where applicable, Wage and Hour Division compliance record covering minimum wage, overtime, and related Fair Labor Standards Act enforcement.

Employers

Employer City Inspections Violations Penalty
Rio Tinto Minerals, INC. Cartago 6 3 $450
Granite Construction Company Santa Ynez 10 3 $450
Upland Rock INC Upland 4 5 $445
Clearlake Lava INC Clearlake Oaks 6 4 $445
Shasta Ranch Estates, LLC Anderson 2 3 $435
Lucky Boy Resources LLC Fort Jones 4 2 $435
A-1 Grit Company Riverside 2 4 $410
Robertsons Ready Mix INC Rialto 2 2 $410
Leon Krous Drilling INC Sun Valley 2 2 $410
Hanson Aggregates Midpac Santa Maria 2 1 $400
North County Sand and Gravel INC Murrieta 2 2 $400
Road Machinery LLC Trona 2 1 $400
Dan Copp Crushing Corporation Colton 2 2 $400
Pyramid Construction and Aggregates INC Ocotillo 2 2 $400
Nordic Industries, INC. Smartsville 4 7 $400
Cmat Mobile Crushing, INC. Linden 2 1 $390
Spanish Creek Sand & Gravel, LLC Meadow Valley 2 2 $390
Baxter Drilling Company Chula Vista 2 2 $390
Buellflat Rock Company INC. Solvang 7 2 $390
West Coast Rock & Sand San Diego 3 3 $385
North Valley Rock LLC DBA Valley Rock Products Orland 4 6 $385
Rich-Ted Trucking, INC. Kelseyville 6 4 $385
Thomes Creek Rock CO., INC. Corning 3 3 $375
Cal Grade INC Niland 5 4 $375
Painted Hills Mining Company, INC. Whitewater 6 4 $375
Franklin Construction INC. Chico 5 2 $370
Riverside Milling CO., INC. Jurupa Valley 3 6 $365
Cal Rock Products LLC Hollister 2 3 $360
Gilstrap Trucking INC Apple Valley 3 4 $360
Bangor Rock LLC Bangor 2 3 $345
Vulcan Materials Company Fresno 5 1 $340
Don Chapin Company INC Hollister 2 1 $335
Granite Construction Company Gilroy 2 3 $335
Pabco Building Products LLC DBA Gladding McBean Lincoln 2 5 $335
Granite Construction Company Biggs 2 1 $335
Le Grand Asphalt Le Grand 2 4 $335
Vulcan Materials Company Corona 10 3 $335
US Iron, LLC Tecopa 3 1 $325
Hanson Aggregates North America Corona 3 1 $325
Granite Rock Company Hollister 4 5 $325
Crystal Creek Aggregate, INC. Redding 4 3 $325
Calportland Company Apple Valley 2 1 $315
Triangle Rock Products INC Oroville 5 2 $310
Quartzview INC. Alleghany 2 3 $305
Basalite Building Products, LLC Sacramento 2 1 $300
C&J Berry Well Services, LLC. Ventura 2 1 $300
North County Sand & Gravel INC. Murrieta 2 2 $300
Cal Mat CO DBA Vulcan Materials Company Bakersfield 2 2 $300
Avenal Aggregate & Asphalt Coalinga 2 4 $300
Chandler Aggregates Corona 2 1 $300
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Nearby Industries in California

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Explore More Data

Source: OSHA Enforcement Data - U.S. Department of Labor (data.dol.gov)
Source: NAICS Industry Classification - U.S. Census Bureau

Verify against the primary sources: OSHA Establishment Search · DOL Wage & Hour Division