Mining, Quarrying, Oil & Gas · Hornitos, CA

MT Gaines Rock

According to OSHA enforcement records (2010–2026), MT Gaines Rock has a relatively clean safety record: 0 violations across 4 inspections. See the full breakdown below.

$0
OSHA penalties
0
Violations cited
4
OSHA inspections

MT Gaines Rock in Hornitos, CA has been the subject of 4 OSHA workplace inspections and 0 citations since 2010, according to enforcement records from the U.S. Department of Labor. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected MT Gaines Rock 4 times across a longer 14-year span, an infrequent cadence. None of these inspections resulted in a citation. Against the Mining, Quarrying, Oil & Gas industry average of 2 inspections per employer, this runs moderately above peers (1.9x the sector average) on inspection frequency. For comparison, Bigard & Huggard Drilling INC in Mount Pleasant, MI is another mining, quarrying, oil & gas employer with 3 OSHA inspections on record and $0 in current penalties.

0.0
violations per inspection
0.0%
of violations were serious

What the Data Says About MT Gaines Rock

The federal enforcement record for MT Gaines Rock in Hornitos, CA shows 4 OSHA inspections with zero violations cited, a cleaner record than the Mining, Quarrying, Oil & Gas sector average of 3.1 violations per employer.

No OSHA penalty has been assessed against MT Gaines Rock to date. The Mining, Quarrying, Oil & Gas sector average runs $4,394 per employer.

Inspection activity spans from 2010-10-05 to 2025-01-30, a window of roughly 14 years.

Enforcement detail

OSHA Inspection History

Total Inspections

4

First Inspection

2010-10-05

Last Inspection

2025-01-30

Inspection Span

14 yrs

Violations / Inspection

0.0

Avg Penalty / Inspection

$0

Industry Avg / Inspection

$2,034

What this shows 4 inspections over 14 years, averaging 0.0 violations per visit. That's $0 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,034.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How MT Gaines Rock compares to the Mining, Quarrying, Oil & Gas sector, which has 2,359 employers tracked by PlainWorker.

Metric MT Gaines Rock Industry Avg
Inspections 4 2.2
Violations 0 3.1
Total Penalty $0 $4,394
Avg Penalty per Inspection $0 $2,034

Nearby & Similar Employers in Mining, Quarrying, Oil & Gas

Compare MT Gaines Rock vs Bigard & Huggard Drilling INC side-by-side →

Frequently Asked Questions

Is MT Gaines Rock safe to work at?
Based on OSHA records, MT Gaines Rock's workplace safety record is relatively clean, with fewer violations than typical. The employer has 0 violations across 4 inspections. Compared to Mining, Quarrying, Oil & Gas industry peers, this is below average for penalties. Review the full inspection history below for details.
How many OSHA violations does MT Gaines Rock have?
MT Gaines Rock has 0 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $0.
How many OSHA inspections has MT Gaines Rock had?
MT Gaines Rock has had 4 OSHA inspections, with the first recorded on 2010-10-05 and the most recent on 2025-01-30. This averages 0.0 violations per inspection.
What is the total penalty amount for MT Gaines Rock?
MT Gaines Rock has been assessed $0 in current OSHA penalties.
What industry does MT Gaines Rock operate in?
MT Gaines Rock operates in the Mining, Quarrying, Oil & Gas sector (NAICS code 212399). This industry has 2,359 employers tracked by PlainWorker, with 5,096 total OSHA inspections and $10.36M in cumulative penalties.
How does MT Gaines Rock's safety record compare to industry average?
MT Gaines Rock's total OSHA penalty of $0 is below the Mining, Quarrying, Oil & Gas industry average of $4,394 per employer. The employer has 4 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Bigard & Huggard Drilling INC in Mount Pleasant, MI is a similar mining, quarrying, oil & gas employer with $0 in current penalties.

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What to check next

MT Gaines Rock's record is one establishment in a larger pattern. Use it as a research checklist, not a verdict on the employer overall.

These figures are the federal enforcement record on file and reflect past inspections, not a statement about current workplace conditions. See the disclaimer for how to read them.

Data Sources & Methodology

Data as of 2026. Source: U.S. Department of Labor (OSHA, WHD).

Source: OSHA Enforcement Data

Inspection and violation records from the Occupational Safety and Health Administration (OSHA), U.S. Department of Labor, covering the period 2010–2026. Includes inspection dates, violation types (serious, willful, repeat, other-than-serious), and penalty amounts. Penalties shown are current assessed amounts and may differ from original citations due to settlement, contest, or reduction.

Source: Wage and Hour Division (WHD)

Compliance actions from the WHD, covering enforcement of the Fair Labor Standards Act (FLSA), including minimum wage, overtime, and child labor violations. Back wages represent amounts owed to affected employees as determined by WHD investigations.

Employer Matching

Employers are matched across OSHA and WHD datasets by name, state, and city. Employers included in PlainWorker have 2 or more OSHA inspections or $1,000+ in WHD back wages. Data is updated monthly from data.dol.gov.

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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. This employer's ratios (penalty-per-violation, industry comparisons) are computed live from the 4 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.