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Employers › CA

Mining, Quarrying, Oil & Gas · San Bernardino, CA

Empire Rock INC

According to OSHA enforcement records (2010–2026), Empire Rock INC ranks #99,306 of 99,447 penalized U.S. employers by total current penalty, with a relatively clean safety record: 1 violations across 3 inspections.

Lower half by penalty0% serious
$100
OSHA penalties
1
Violations cited
3
OSHA inspections
#99,306
of 99,447 penalized employers

Empire Rock INC in San Bernardino, CA has been the subject of 3 OSHA workplace inspections and 1 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $100. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected Empire Rock INC 3 times over 3 years, roughly annually. These inspections resulted in 1 violation, averaging 0.3 per inspection, on the lighter side. According to OSHA enforcement records, its total current penalty ranks #99,306 of 99,447 penalized U.S. employers (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 (1.3x the sector average) on inspection frequency. For comparison, Vollmer Excavation, INC. in Strathmore, CA is another mining, quarrying, oil & gas employer with 3 OSHA inspections on record and $100 in current penalties.

0.3
violations per inspection
0.0%
of violations were serious
#99,306
of 99,447 penalized employers

Compliance score

B 85/100
  • B OSHA safety compliance: 1 violation across 3 OSHA inspections (0.3 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 Empire Rock INC compares on OSHA penalties

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

in penalties

What this shows Empire Rock INC runs well below peers (0.02x 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

$100 Top 1% most affordable more affordable than 100% of 99,447 U.S. employers with a penalty

$0–$5,000: 43,959 U.S. employers with a penalty (44%). This entry sits in this band. $5,000–$10,000: 20,304 U.S. employers with a penalty (20%). Above this entry. $10,000–$15,000: 11,027 U.S. employers with a penalty (11%). Above this entry. $15,000–$20,000: 6,546 U.S. employers with a penalty (7%). Above this entry. $20,000–$25,000: 4,175 U.S. employers with a penalty (4%). Above this entry. $25,000–$30,000: 2,877 U.S. employers with a penalty (3%). Above this entry. $30,000–$35,000: 2,036 U.S. employers with a penalty (2%). Above this entry. $35,000–$40,000: 1,493 U.S. employers with a penalty (2%). Above this entry. $40,000–$45,000: 1,095 U.S. employers with a penalty (1%). Above this entry. $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 Empire Rock INC.

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both3.03.033.03.005.310.515.821OSHA inspectionsViolations citedENSIGN US SOUTHERN D…, OSHA inspections: 3 · Violations cited: 7OXY USA INC., OSHA inspections: 3 · Violations cited: 1INNOVEX DOWNHOLE SOL…, OSHA inspections: 3 · Violations cited: 2XTO ENERGY, OSHA inspections: 3 · Violations cited: 0ORION DRILLING COMPA…, OSHA inspections: 3 · Violations cited: 0EASTHAM ENTERPRISES …, OSHA inspections: 3 · Violations cited: 20BEREXCO LLC, OSHA inspections: 3 · Violations cited: 6DRILLING & BLASTING …, OSHA inspections: 3 · Violations cited: 4HELMERICH & PAYNE IN…, OSHA inspections: 3 · Violations cited: 3TOTAL DIRECTIONAL SE…, OSHA inspections: 3 · Violations cited: 0EXCEL SITE RENTALS LLC, OSHA inspections: 3 · Violations cited: 3HALLIBURTON, OSHA inspections: 3 · Violations cited: 7INDEPENDENCE CONTRAC…, OSHA inspections: 3 · Violations cited: 3EOG RESOURCES, INC., OSHA inspections: 3 · Violations cited: 0BIGARD & HUGGARD DRI…, OSHA inspections: 3 · Violations cited: 7OIL PATCH RENTAL SER…, OSHA inspections: 3 · Violations cited: 1PIONEER ENERGY SERVI…, OSHA inspections: 3 · Violations cited: 3KRYPTONITE ENERGY SE…, OSHA inspections: 3 · Violations cited: 10NORAM DRILLING COMPANY, OSHA inspections: 3 · Violations cited: 8BISON DRILLING & FIE…, OSHA inspections: 3 · Violations cited: 2Empire Rock INC, OSHA inspections: 3 · Violations cited: 1
Empire Rock INC has 3 OSHA inspections on record and 1 violation 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.

Empire Rock INC in the Mining, Quarrying, Oil & Gas enforcement ledger

Mining, Quarrying, Oil & Gas sector: Empire Rock INC is the #1,102 heaviest OSHA penalty carrier of 1,117 employers with nonzero fines ($100).

How Empire Rock INC Compares

Empire Rock INC's 0.33 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 well below peers (0.02x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

3

First Inspection

2010-04-28

Last Inspection

2013-02-01

Inspection Span

3 yrs

Violations / Inspection

0.3

Avg Penalty / Inspection

$33

Industry Avg / Inspection

$2,042

What this shows 3 inspections over 3 years, averaging 0.3 violations per visit. That's $33 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,042.

Enforcement detail

Violation Breakdown

0

Serious

0.0% of total

0

Willful

0.0% of total

0

Repeat

0.0% of total

1

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

$100

Current Penalty Amount

$100

Penalty Reduction

None

What this shows No reduction on record. The current penalty matches the original OSHA assessment.

Industry Safety Context: Mining, Quarrying, Oil & Gas

How Empire Rock INC compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.

Metric Empire Rock INC Industry Avg
Inspections 3 2.2
Violations 1 3.1
Total Penalty $100 $4,539
Avg Penalty per Inspection $33 $2,042
View all 2,294 employers in Mining, Quarrying, Oil & Gas →

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

Two OSHA-record peer sets for Empire Rock INC, both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($100 here).

Blaise Energy $153 ND Cannon Electric $160 MI Briggs Mechanical INC $200 MI Trinidad Drilling LLC $200 LA

Similar OSHA inspection count

Same-sector employers with a comparable inspection history outside this state (3 inspections here).

Ensign US Southern Drilling, LLC 3 insp. Pecos, TX Oxy USA INC. 3 insp. Pecos, TX Innovex Downhole Solutions 3 insp. Mineral Wells, TX Xto Energy 3 insp. Watford City, ND

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

Showing 5 of 2293 other employers tracked in this sector.

Vollmer Excavation, INC.
Strathmore, CA
3 inspections $100
DNS Aggregates INC.
Niland, CA
2 inspections $100
Franklin Construction INC
Oroville, CA
5 inspections $100
Edison Sand Company
Bakersfield, CA
11 inspections $100
C Smith Corporation
Corona, CA
2 inspections $110

Compare Empire Rock INC vs Vollmer Excavation, INC. side-by-side →

What to do with this record

Use Empire Rock INC's enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare Empire Rock INC against Vollmer Excavation, INC., a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether Empire Rock INC'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 Empire Rock INC safe to work at? ▼
Based on OSHA records, Empire Rock INC's workplace safety record is relatively clean, with fewer violations than typical. The employer has 1 violations across 3 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 Empire Rock INC have? ▼
Empire Rock INC has 1 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $100.
How many OSHA inspections has Empire Rock INC had? ▼
Empire Rock INC has had 3 OSHA inspections, with the first recorded on 2010-04-28 and the most recent on 2013-02-01. This averages 0.3 violations per inspection.
What is the total penalty amount for Empire Rock INC? ▼
Empire Rock INC has been assessed $100 in current OSHA penalties.
What industry does Empire Rock INC operate in? ▼
Empire Rock INC 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 Empire Rock INC rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, Empire Rock INC ranks #99,306 (the lower half 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 Empire Rock INC's safety record compare to industry average? ▼
Empire Rock INC's total OSHA penalty of $100 is below the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer. The employer has 3 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Vollmer Excavation, INC. in Strathmore, CA is a similar mining, quarrying, oil & gas employer with $100 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 3 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.