StatesCalifornia

Mining, Quarrying, Oil & Gas in California

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

723
Employers
198
Inspections (pg 1)
160
Violations (pg 1)
$27K
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 198 inspections, 160 violations, and $27K in current penalties, averaging 4.0 inspections and 3.2 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
Granite Construction Company Arvin 9 3 $650
Brown Sand Incorporated Lathrop 4 2 $635
Holliday Rock CO., INC. Upland 2 2 $630
Calportland Company Thousand Palms 4 4 $630
Pacific Custom Materials INC Olancha 2 2 $625
So Cal Sandbags INC Murrieta 2 2 $615
Aggregate Products, INC. Thermal 5 6 $615
MRC Rock & Sand, LLC Ojai 2 2 $610
Juniper Rock Corporation Homeland 6 6 $610
Martin Marietta Southern California Aggregates, LLC Irwindale 2 2 $605
Hanson Aggregates Mid-Pacific, INC. Oakland 2 3 $600
Robertson's Ready Mix INC. Barstow 4 2 $600
Cemex INC Tracy 4 3 $600
Canyon Rock CO., INC. Cazadero 2 3 $595
Original Sixteen to One Mine, INC. Alleghany 4 6 $595
R. & J. Joy, INC. DBA Joy Engineering Beckwourth 2 3 $590
Olive Springs Quarry, INC. Soquel 3 2 $585
Holliday Rock Company, INC. Mojave 11 2 $580
Turner Excavating, INC. Westwood 2 3 $560
West Coast Aggregates INC Half Moon Bay 3 3 $560
McC Development CORP DBA Robertsons Ready Mix Palmdale 4 2 $560
A Teichert & Son INC DBA Teichert Aggregates Tracy 4 2 $560
Pacific Coast Building Products Gladding McBean Lincoln 5 3 $560
Calmat CO San Diego 6 2 $560
A Teichert & Son, INC. Cool 6 12 $560
Hanson Aggregates LLC Irwindale 2 3 $555
Kmi Zeolite INC. Death Valley 2 4 $555
Jones Water Trucks, INC. Apple Valley 2 2 $545
Harris Transfer INC. Upland 7 5 $545
Calportland Construction Atascadero 6 2 $535
Robertson Ready Mix Holdings, LLC Cabazon 2 3 $525
Cemex Construction Materials LP Little Lake 2 2 $525
Riverside Cement Company Oro Grande 2 2 $525
Hanson Aggregates INC Newberry Springs 3 2 $525
WM. J. Clark Trucking Service, INC. King City 2 2 $520
Stevens Creek Quarry INC San Juan Bautista 2 1 $500
Blue Mountain Minerals Columbia 2 5 $500
DNS Aggregates INC Niland 2 6 $500
Calmat CO Duarte 6 2 $500
Silica Resources, INC. Marysville 8 6 $500
A Teichert & Son, INC. Woodland 2 1 $485
Pyramid Construction and Aggregates, INC. Winterhaven 5 3 $485
Jaxon Enterprises DBA Avenal Aggregate & Asphalt Coalinga 2 3 $480
Original Sixteen to One Mine INC Alleghany 14 10 $480
Cemex Construction Material Pacific, LLC Friant 2 2 $475
Mmi Services, INC. Tupman 3 1 $475
Baldwin Contracting Company INC DBA Knife River CO Marysville 4 3 $465
Tapo Rock & Sand INC Simi Valley 8 4 $465
Lunny Grading & Paving INC Nicasio 4 2 $450
Calaveras Materials INC Hughson 4 2 $450
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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