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Employers › CA

Mining, Quarrying, Oil & Gas · Thermal, CA

West Coast Aggregates Supply INC.

According to OSHA enforcement records (2010–2026), West Coast Aggregates Supply INC. ranks #33,658 of 99,447 penalized U.S. employers by total current penalty, with a concerning safety record: 8 violations across 3 inspections.

Upper half by penalty13% serious
$10,495
OSHA penalties
8
Violations cited
3
OSHA inspections
#33,658
of 99,447 penalized employers

West Coast Aggregates Supply INC. in Thermal, CA has been the subject of 3 OSHA workplace inspections and 8 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $10,495. All enforcement data below is sourced from the DOL public enforcement databases at data.dol.gov.

The record in one line

OSHA has inspected West Coast Aggregates Supply INC. 3 times over 1 year - more than twice a year on average. These inspections resulted in 8 violations, averaging 2.7 per inspection, above what's typical for a single visit. According to OSHA enforcement records, its total current penalty ranks #33,658 of 99,447 penalized U.S. employers (the upper half of penalized employers nationally). Of these, 1 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 runs moderately above peers (1.3x the sector average) on inspection frequency. For comparison, Blackstone Exploration in Holbrook, AZ is another mining, quarrying, oil & gas employer with 0 OSHA inspections on record and $0 in current penalties.

2.7
violations per inspection
12.5%
of violations were serious
#33,658
of 99,447 penalized employers

Compliance score

D 51/100
  • D OSHA safety compliance: 8 violations across 3 OSHA inspections (2.7 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 this employer compares on OSHA penalties

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

in penalties

What this shows West Coast Aggregates Supply INC. runs well above peers (2.3x 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

$10,495 Bottom 34% least affordable more affordable than 34% 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%). This entry sits in this band. $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 West Coast Aggregates Supply INC..

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both3.03.033.03.003.46.810.213.7OSHA inspectionsViolations citedEXCEL 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: 2ADVANTEK EAGLEFORD LLC, OSHA inspections: 3 · Violations cited: 6BIGARD & HUGGARD DRI…, OSHA inspections: 3 · Violations cited: 0WISCO, INC., OSHA inspections: 3 · Violations cited: 2BTA OIL PRODUCERS, LLC, OSHA inspections: 3 · Violations cited: 0GRAVITY OILFIELD SER…, OSHA inspections: 3 · Violations cited: 4BISON DRILLING & FIE…, OSHA inspections: 3 · Violations cited: 12STEEL VALLEY FIREBRICK, OSHA inspections: 3 · Violations cited: 11WIGBOLDY MATERIALS, …, OSHA inspections: 3 · Violations cited: 13FRONTIER DRILLING INC., OSHA inspections: 3 · Violations cited: 3VAL ENERGY, INC., OSHA inspections: 3 · Violations cited: 7West Coast Aggregate…, OSHA inspections: 3 · Violations cited: 8
West Coast Aggregates Supply INC. has 3 OSHA inspections on record and 8 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.

West Coast Aggregates Supply INC. in the Mining, Quarrying, Oil & Gas enforcement ledger

In Mining, Quarrying, Oil & Gas, West Coast Aggregates Supply INC. sits at penalty rank #282 of 1,117 penalized establishments ($10,495 assessed).

How West Coast Aggregates Supply INC. Compares

West Coast Aggregates Supply INC.'s 2.67 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 above peers (2.3x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

3

First Inspection

2016-03-07

Last Inspection

2017-07-27

Inspection Span

1 yr

Violations / Inspection

2.7

Avg Penalty / Inspection

$3,498

Industry Avg / Inspection

$2,042

What this shows 3 inspections over 1 year, averaging 2.7 violations per visit. That's $3,498 per inspection vs. the Mining, Quarrying, Oil & Gas average of $2,042.

Enforcement detail

Violation Breakdown

1

Serious

12.5% of total

0

Willful

0.0% of total

1

Repeat

12.5% of total

6

Other-Than-Serious

75.0% 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

$10,495

Current Penalty Amount

$10,495

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 West Coast Aggregates Supply INC. compares to the Mining, Quarrying, Oil & Gas sector, which has 2,294 employers tracked by PlainWorker.

Metric West Coast Aggregates Supply INC. Industry Avg
Inspections 3 2.2
Violations 8 3.1
Total Penalty $10,495 $4,539
Avg Penalty per Inspection $3,498 $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 West Coast Aggregates Supply INC., both outside CA so the neighborhoods are not geographic containment.

Similar current OSHA penalty

Nearest same-sector employers by current assessed penalty ($10,495 here).

Maverick Drilling, LLC $10,500 KS MT Carmel Cogen, INC $10,462 PA Mewbourne Oil Company $10,625 NM Val Energy, INC. $10,710 KS

Similar OSHA inspection count

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

Excel Site Rentals LLC 3 insp. Kalkaska, MI Halliburton 3 insp. Pecos, TX Independence Contract Drilling, INC. 3 insp. Orla, TX Eog Resources, INC. 3 insp. Stanley, ND

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

Showing 5 of 2293 other employers tracked in this sector.

Tetra Tech Construction Services Inc
Denver, CO
0 inspections $0
Maverick Drilling, LLC
Preston, KS
2 inspections $10,500
Blackstone Exploration
Holbrook, AZ
0 inspections $0
MT Carmel Cogen, INC
Marion Heights, PA
3 inspections $10,462
Mewbourne Oil Company
Artesia, NM
2 inspections $10,625

Compare West Coast Aggregates Supply INC. vs Tetra Tech Construction Services Inc side-by-side →

What to do with this record

Use West Coast Aggregates Supply INC.'s enforcement history as one data point, not the whole picture.

  • A single employer's record can look unusual in isolation. Compare West Coast Aggregates Supply INC. against Tetra Tech Construction Services Inc, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether West Coast Aggregates Supply 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 West Coast Aggregates Supply INC. safe to work at? ▼
Based on OSHA records, West Coast Aggregates Supply INC.'s workplace safety record is concerning, with multiple serious compliance issues. The employer has 8 violations across 3 inspections, including 1 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 West Coast Aggregates Supply INC. have? ▼
West Coast Aggregates Supply INC. has 8 OSHA violations on record, including 1 serious, 0 willful, and 1 repeat violations. The total current penalty amount is $10,495.
How many OSHA inspections has West Coast Aggregates Supply INC. had? ▼
West Coast Aggregates Supply INC. has had 3 OSHA inspections, with the first recorded on 2016-03-07 and the most recent on 2017-07-27. This averages 2.7 violations per inspection.
What is the total penalty amount for West Coast Aggregates Supply INC.? ▼
West Coast Aggregates Supply INC. has been assessed $10,495 in current OSHA penalties.
Does West Coast Aggregates Supply INC. have any serious or willful violations? ▼
Yes. West Coast Aggregates Supply INC. has 1 serious violations, and 1 repeat 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 West Coast Aggregates Supply INC. operate in? ▼
West Coast Aggregates Supply 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 West Coast Aggregates Supply INC. rank nationally on OSHA penalties? ▼
Among the 99,447 U.S. employers with a nonzero current OSHA penalty in PlainWorker's corpus, West Coast Aggregates Supply INC. ranks #33,658 (the upper 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 West Coast Aggregates Supply INC.'s safety record compare to industry average? ▼
West Coast Aggregates Supply INC.'s total OSHA penalty of $10,495 is above the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer (2.3x the average). The employer has 3 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Blackstone Exploration in Holbrook, AZ 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.

Verify with OSHA establishment search →

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.