Mining, Quarrying, Oil & Gas · San Juan Capistrano, CA
Greenstone Materials, INC.
According to OSHA enforcement records (2010–2026), Greenstone Materials, INC. has a average safety record: 4 violations across 3 inspections. See the full breakdown below.
- $880
- OSHA penalties
- 4
- Violations cited
- 3
- OSHA inspections
- $74,505
- Back wages owed
Greenstone Materials, INC. in San Juan Capistrano, CA has been the subject of 3 OSHA workplace inspections and 4 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $880. Separately, the Department of Labor's Wage and Hour Division found $74,505 in back wages owed to 40 affected workers. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.
The record in one line
OSHA has inspected Greenstone Materials, INC. 3 times across a longer 9-year span, an infrequent cadence. These inspections resulted in 4 violations, averaging 1.3 per inspection. Its total OSHA penalty ranks in the lower half of penalized employers nationally. Against the Mining, Quarrying, Oil & Gas industry average of 2 inspections per employer, this runs moderately above peers (1.4x the sector average) on inspection frequency. The Department of Labor also found wage violations, with $74,505 in back wages owed to 40 affected workers. For comparison, Aghorn Operating, INC. in Odessa, TX is another mining, quarrying, oil & gas employer with 2 OSHA inspections on record and $75,000 in current penalties.
- 1.3
- violations per inspection
- 0.0%
- of violations were serious
- 12%
- of penalized employers rank lower
- $74,505
- in back wages recovered
How Greenstone Materials, INC. compares on OSHA penalties
Total current penalty vs the Mining, Quarrying, Oil & Gas per-employer average
- Greenstone Materials, … $880
Greenstone Materials, INC.
$880 in penalties
- Mining, Quarrying, Oil & Gas avg
Mining, Quarrying, Oil & Gas industry average (per employer)
$4,394 in penalties
What this shows Greenstone Materials, INC. runs well below peers (0.20x the sector average) in total OSHA penalties.
Where this penalty ranks nationally
Total current OSHA penalty vs every U.S. employer with a nonzero penalty
$880 Top 12% most affordable more affordable than 88% of 100,495 U.S. employers with a penalty
Each bar is a $5K-wide band; taller bars hold more U.S. employers with a penalty. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Department of Labor, OSHA enforcement extracts · 2026
What the Data Says About Greenstone Materials, INC.
The federal enforcement record for Greenstone Materials, INC. in San Juan Capistrano, CA includes 3 OSHA inspections and 4 violations, translating to 1.33 violations per inspection. Of those violations, 0 (0.0%) were classified as serious, 0 (0.0%) as willful, and 0 (0.0%) as repeat.
OSHA assessed $880 in initial penalties against this employer, later adjusted to a current total of $880 - no reduction from the original assessment. Average penalty per inspection works out to $293. Against the Mining, Quarrying, Oil & Gas industry average of $4,394 per employer, this record runs well below peers (0.20x the sector average). The Wage and Hour Division added 1 case producing $74,505 in back wages owed to 40 affected workers.
Inspection activity spans from 2016-10-04 to 2026-01-22, a window of roughly 9 years.
Enforcement detail
OSHA Inspection History
Total Inspections
3
First Inspection
2016-10-04
Last Inspection
2026-01-22
Inspection Span
9 yrs
Violations / Inspection
1.3
Avg Penalty / Inspection
$293
Industry Avg / Inspection
$2,034
What this shows 3 inspections over 9 years, averaging 1.3 violations per visit. That's $293 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,034.
Enforcement detail
Violation Breakdown
0
Serious
0.0% of total
0
Willful
0.0% of total
0
Repeat
0.0% of total
4
Other-Than-Serious
100.0% of total
What this shows Serious violations involve hazards that could cause death or serious physical harm. Willful violations indicate intentional or knowing disregard of the law. Repeat violations are for hazards previously cited within the past 5 years.
Enforcement detail
Penalty Analysis
Initial Penalty Assessed
$880
Current Penalty Amount
$880
Penalty Reduction
None
Combined Impact (OSHA + WHD)
$75,385
What this shows No reduction on record. The current penalty matches the original OSHA assessment.
Wage & Hour Findings
The Department of Labor's Wage and Hour Division found that Greenstone Materials, INC. owed $74,505 in back wages to 40 employees across 1 case and 42 violations. WHD enforces federal labor laws including the Fair Labor Standards Act (FLSA), covering minimum wage, overtime pay, and child labor standards.
Industry Safety Context: Mining, Quarrying, Oil & Gas
How Greenstone Materials, INC. compares to the Mining, Quarrying, Oil & Gas sector, which has 2,359 employers tracked by PlainWorker.
| Metric | Greenstone Materials, INC. | Industry Avg |
|---|---|---|
| Inspections | 3 | 2.2 |
| Violations | 4 | 3.1 |
| Total Penalty | $880 | $4,394 |
| Avg Penalty per Inspection | $293 | $2,034 |
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Frequently Asked Questions
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What to check next
Greenstone Materials, INC.'s record is one establishment in a larger pattern. Use it as a research checklist, not a verdict on the employer overall.
- See how Greenstone Materials, INC. compares to the 2,359 other employers in Mining, Quarrying, Oil & Gas. Mining, Quarrying, Oil & Gas record
- Put this employer head-to-head with another on inspections, penalties, and back wages. Compare employers
- Review the full OSHA & wage-enforcement picture for CA. CA state record
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.