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 (1.8x 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
Compliance score
- A OSHA safety compliance: 0 violations across 4 OSHA inspections (0.0 per inspection), vs. national p10 0.0 (best) / p90 5.5 (worst) among 145,626 inspected employers.
Channels are separate federal datasets: a dimension marked not applicable simply has no record in that dataset for this employer, not a good or bad score.
Does more inspection scrutiny mean more findings?
Each dot is one of 21 Mining, Quarrying, Oil & Gas employers with an OSHA inspection on record, placed by inspections and violations cited. The highlighted dot is MT Gaines Rock.
How MT Gaines Rock Compares
4 OSHA inspections on record for MT Gaines Rock in Hornitos, CA, 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 $4,539 per employer.
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
$2,042
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 $2,042.
Industry Safety Context: Mining, Quarrying, Oil & Gas
How MT Gaines Rock compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.
| Metric | MT Gaines Rock | Industry Avg |
|---|---|---|
| Inspections | 4 | 2.2 |
| Violations | 0 | 3.1 |
| Total Penalty | $0 | $4,539 |
| Avg Penalty per Inspection | $0 | $2,042 |
Nationwide Mining, Quarrying, Oil & Gas peers with similar penalties or inspection counts
Two OSHA-record peer sets for MT Gaines Rock, both outside CA so the neighborhoods are not geographic containment.
Similar OSHA inspection count
Same-sector employers with a comparable inspection history outside this state (4 inspections here).
Nearby & Similar Employers in Mining, Quarrying, Oil & Gas
Showing 5 of 2293 other employers tracked in this sector.
Compare MT Gaines Rock vs Bigard & Huggard Drilling INC side-by-side →
What to do with this record
Use MT Gaines Rock's enforcement history as one data point, not the whole picture.
- A single employer's record can look unusual in isolation. Compare MT Gaines Rock against Bigard & Huggard Drilling INC, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
- See whether MT Gaines Rock's inspection and penalty record is typical for Mining, Quarrying, Oil & Gas or an outlier against the sector's own average. View the Mining, Quarrying, Oil & Gas sector
- Before you accept a job or raise a safety concern, search any employer for its own OSHA inspection history the same way you found this one. Search employers
Figures reflect closed OSHA and WHD federal enforcement actions on record (2010–2026); not every workplace issue results in an inspection or investigation.
Frequently Asked Questions
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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.