StatesCalifornia

Mining, Quarrying, Oil & Gas in California

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

723
Employers
159
Inspections (pg 1)
102
Violations (pg 1)
$12K
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 159 inspections, 102 violations, and $12K in current penalties, averaging 3.2 inspections and 2.0 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
Robertson's Ready Mix LTD. El Cajon 3 4 $300
Santa Fe Aggregates INC Woodlake 3 3 $300
Oliver DE Silva INC DBA Sunol Aggregates Sunol 3 2 $300
7 11 Materials INC Bishop 3 3 $300
Harris Transfer INC. Redlands 4 2 $300
Cemex Construction Materials LP Rialto 9 1 $300
Talon Services, LLC. Redlands 2 5 $285
Graham Equipment Victorville 2 4 $285
Calmat CO San Bernardino 2 1 $280
Capital Rock LLC Sheridan 2 2 $280
McC Development Corporation Palmdale 3 1 $280
Calportland Company Indio 3 1 $280
Vulcan Materials Company San Diego 5 1 $280
Calmat CO Sun Valley 6 1 $280
CDG Materials INC Mentone 2 2 $275
Randall Sand & Gravel Garberville 5 3 $270
Kino Aggregates INC Marysville 5 5 $265
Brown General Engineering, INC. Oroville 2 1 $260
Geo Drilling Fluids INC DBA Industrial Minerals CO Sacramento 2 2 $260
Olive Springs Quarry INC Soquel 3 4 $260
Gail Materials, INC. Jurupa Valley 4 1 $260
Sierra Aggregate Company INC Lucerne Valley 2 3 $250
Imperial Valley Aggregates, LLC Brawley 3 1 $250
Ranch Rock Products INC Rancho Cucamonga 4 2 $250
Mosler Rock-Ojai Quarry Ojai 4 2 $235
Franklin Construction INC. Oroville 2 1 $225
Rio Tinto Minerals INC Lone Pine 2 1 $225
Stony Point Rock Quarry INC Cotati 2 1 $225
Deer Creek Rock Company INC Porterville 2 3 $225
Sierra Rock Products INC Jamestown 3 3 $225
Cemex INC Sheridan 3 1 $225
United States Gypsum Company Borrego Springs 3 1 $225
A Teichert & Son, INC. Sacramento 4 1 $225
Pacific States Transportation, INC. Corona 4 2 $225
North Valley Rock LLC DBA Valley Rock Products Willows 4 3 $225
Triangle Rock Products Los Banos 4 4 $225
Jerico Products INC Petaluma 4 1 $225
Custom Crushing Industries INC. Meadow Vista 2 2 $222
Clearlake Lava INC Lower Lake 3 2 $220
Eagle Rock Incorporated Weaverville 3 3 $220
Brown Sand INC Lathrop 4 2 $220
Best Rock Products INC Fillmore 4 3 $220
Gordon Sand Company Guadalupe 5 2 $215
West Coast Aggregate Supply INC. Indio 3 1 $210
Rentrac INC Corona 2 1 $200
Maurio Wilson Corona 2 1 $200
Robertson's Ready Mix, LTD. Palmdale 2 2 $185
Superior Ready Mix Lakeside 2 1 $185
Orosi Rock LLC Orosi 2 2 $185
Gibsons All American Aggregates INC Brawley 2 1 $185
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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