Mining, Quarrying, Oil & Gas · Trinidad, CA

Mercer Fraser Company

According to OSHA enforcement records (2010–2026), Mercer Fraser Company ranks #6,382 of 99,447 penalized U.S. employers by total current penalty, with a concerning safety record: 7 violations across 2 inspections.

Top 10% by penalty43% serious
$42,680
OSHA penalties
7
Violations cited
2
OSHA inspections
#6,382
of 99,447 penalized employers

Mercer Fraser Company in Trinidad, CA has been the subject of 2 OSHA workplace inspections and 7 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $42,680. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Mercer Fraser Company 2 times across a longer 12-year span, an infrequent cadence. These inspections resulted in 7 violations, averaging 3.5 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #6,382 of 99,447 penalized U.S. employers (the top 10% of penalized employers nationally). Of these, 3 were classified as serious - indicating hazards that could cause death or serious harm. Against the Mining, Quarrying, Oil & Gas industry average of 2 inspections per employer, this sits roughly in line with peers (0.9x the sector average) on inspection frequency. For comparison, Reform Energy Services, Inc. in Marietta, OH is another mining, quarrying, oil & gas employer with 0 OSHA inspections on record and $0 in current penalties.

3.5
violations per inspection
42.9%
of violations were serious
#6,382
of 99,447 penalized employers

Compliance score

F 39/100
  • F OSHA safety compliance: 7 violations across 2 OSHA inspections (3.5 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.

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How Mercer Fraser Company compares on OSHA penalties

Total current penalty vs the Mining, Quarrying, Oil & Gas per-employer average

in penalties

What this shows Mercer Fraser Company runs far above peers (9.4x the sector average) in total OSHA penalties.

Source U.S. Department of Labor, OSHA enforcement extracts As of 2026

Where this penalty ranks nationally

Total current OSHA penalty vs every U.S. employer with a nonzero penalty

$42,680 Bottom 6% least affordable more affordable than 6% of 99,447 U.S. employers with a penalty

$0–$5,000: 43,959 U.S. employers with a penalty (44%). Below this entry. $5,000–$10,000: 20,304 U.S. employers with a penalty (20%). Below this entry. $10,000–$15,000: 11,027 U.S. employers with a penalty (11%). Below this entry. $15,000–$20,000: 6,546 U.S. employers with a penalty (7%). Below this entry. $20,000–$25,000: 4,175 U.S. employers with a penalty (4%). Below this entry. $25,000–$30,000: 2,877 U.S. employers with a penalty (3%). Below this entry. $30,000–$35,000: 2,036 U.S. employers with a penalty (2%). Below this entry. $35,000–$40,000: 1,493 U.S. employers with a penalty (2%). Below this entry. $40,000–$45,000: 1,095 U.S. employers with a penalty (1%). This entry sits in this band. $45,000–$50,000: 785 U.S. employers with a penalty (1%). Above this entry. $50,000–$55,000: 5,150 U.S. employers with a penalty (5%). Above this entry. This employer $0 $55,000 every penalized U.S. employer, bucketed by value

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

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 Mercer Fraser Company.

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both1.92.022.02.007.114.221.328.4OSHA inspectionsViolations citedMW LOGISTICS SERVICE…, OSHA inspections: 2 · Violations cited: 6EXXONMOBIL PRODUCTIO…, OSHA inspections: 2 · Violations cited: 8PERMIAN SERVICES CO.…, OSHA inspections: 2 · Violations cited: 1BISON DRILLING AND F…, OSHA inspections: 2 · Violations cited: 2UDELHOVEN OILFIELD S…, OSHA inspections: 2 · Violations cited: 0EOG RESOURCES, INC., OSHA inspections: 2 · Violations cited: 4DESTA DRILLING COMPANY, OSHA inspections: 2 · Violations cited: 5OPRONA, INC., OSHA inspections: 2 · Violations cited: 1NORTHFIELD ENTERPRIS…, OSHA inspections: 2 · Violations cited: 2CITADEL DRILLING (US…, OSHA inspections: 2 · Violations cited: 2PATTERSON UTI DRILLI…, OSHA inspections: 2 · Violations cited: 2TRINIDAD DRILLING LLC, OSHA inspections: 2 · Violations cited: 2CONTINENTAL RESOURCE…, OSHA inspections: 2 · Violations cited: 2CONTINENTAL RESOURCE…, OSHA inspections: 2 · Violations cited: 0MASON WELL SERVICE, OSHA inspections: 2 · Violations cited: 9SANDBOX TRANSPORTATI…, OSHA inspections: 2 · Violations cited: 2VALLEY OIL FIELD SER…, OSHA inspections: 2 · Violations cited: 27TALCO MIDSTREAM ASSE…, OSHA inspections: 2 · Violations cited: 2LIBERTY PUMP AND SUP…, OSHA inspections: 2 · Violations cited: 5ZIMMERMAN EQUIPMENT …, OSHA inspections: 2 · Violations cited: 2Mercer Fraser Company, OSHA inspections: 2 · Violations cited: 7
Mercer Fraser Company has 2 OSHA inspections on record and 7 violations cited. The crosshair marks the median among these Mining, Quarrying, Oil & Gas peers. Across this sector's tracked employers, more inspections is moderately associated with more violations found -- not a coincidence, but not a guarantee either.

Mercer Fraser Company in the Mining, Quarrying, Oil & Gas enforcement ledger

Mining, Quarrying, Oil & Gas sector: Mercer Fraser Company is the #48 heaviest OSHA penalty carrier of 1,117 employers with nonzero fines ($42,680).

How Mercer Fraser Company Compares

Mercer Fraser Company's 3.50 violations per inspection compares to the Mining, Quarrying, Oil & Gas sector average of 3.1 violations per employer.

Against the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer, this employer's current OSHA penalty runs far above peers (9.4x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

2

First Inspection

2011-02-09

Last Inspection

2023-04-11

Inspection Span

12 yrs

Violations / Inspection

3.5

Avg Penalty / Inspection

$21,340

Industry Avg / Inspection

$2,042

What this shows 2 inspections over 12 years, averaging 3.5 violations per visit. That's $21,340 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,042.

Enforcement detail

Violation Breakdown

3

Serious

42.9% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

4

Other-Than-Serious

57.1% 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

$69,410

Current Penalty Amount

$42,680

Penalty Reduction

38.5%

What this shows Penalties were reduced by $26,730 from the initial assessment of $69,410. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How Mercer Fraser Company compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.

Metric Mercer Fraser Company Industry Avg
Inspections 2 2.2
Violations 7 3.1
Total Penalty $42,680 $4,539
Avg Penalty per Inspection $21,340 $2,042

Nationwide Mining, Quarrying, Oil & Gas peers with similar penalties or inspection counts

Two OSHA-record peer sets for Mercer Fraser Company, both outside CA so the neighborhoods are not geographic containment.

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

Showing 5 of 2293 other employers tracked in this sector.

Compare Mercer Fraser Company vs Custom Carbon Processing, Inc. side-by-side →

What to do with this record

Use Mercer Fraser Company's enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Mercer Fraser Company against Custom Carbon Processing, Inc., a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Mercer Fraser Company'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

Is Mercer Fraser Company safe to work at?
Based on OSHA records, Mercer Fraser Company's workplace safety record is concerning, with multiple serious compliance issues. The employer has 7 violations across 2 inspections, including 3 serious violations. Compared to Mining, Quarrying, Oil & Gas industry peers, this is above average for penalties. Review the full inspection history below for details.
How many OSHA violations does Mercer Fraser Company have?
Mercer Fraser Company has 7 OSHA violations on record, including 3 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $42,680.
How many OSHA inspections has Mercer Fraser Company had?
Mercer Fraser Company has had 2 OSHA inspections, with the first recorded on 2011-02-09 and the most recent on 2023-04-11. This averages 3.5 violations per inspection.
What is the total penalty amount for Mercer Fraser Company?
Mercer Fraser Company has been assessed $42,680 in current OSHA penalties, reduced from an initial assessment of $69,410 (a 38.5% reduction).
Does Mercer Fraser Company have any serious or willful violations?
Yes. Mercer Fraser Company has 3 serious violations. Serious violations involve hazards likely to cause death or serious physical harm. Willful violations indicate the employer intentionally or knowingly disregarded the law.
What industry does Mercer Fraser Company operate in?
Mercer Fraser Company operates in the Mining, Quarrying, Oil & Gas sector (NAICS code 212321). This industry has 2,294 employers tracked by PlainWorker, with 5,098 total OSHA inspections and $10.41M in cumulative penalties.
Where does Mercer Fraser Company rank nationally on OSHA penalties?
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Mercer Fraser Company ranks #6,382 (the top 10% of penalized employers nationally). The ordinal is a live COUNT of employers with a lower total_current_penalty; see the methodology page for the exact derivation.
How does Mercer Fraser Company's safety record compare to industry average?
Mercer Fraser Company's total OSHA penalty of $42,680 is above the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer (9.4x the average). The employer has 2 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Reform Energy Services, Inc. in Marietta, OH is a similar mining, quarrying, oil & gas employer with $0 in current penalties.
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 2 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.