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

West Coast Aggregate Supply, INC.

According to OSHA enforcement records (2010–2026), West Coast Aggregate Supply, INC. ranks #90,518 of 99,447 penalized U.S. employers by total current penalty, with a relatively clean safety record: 3 violations across 4 inspections.

Lower half by penalty0% serious
$670
OSHA penalties
3
Violations cited
4
OSHA inspections
#90,518
of 99,447 penalized employers

West Coast Aggregate Supply, INC. in San Diego, CA has been the subject of 4 OSHA workplace inspections and 3 citations since 2010, according to enforcement records from the U.S. Department of Labor. Total penalties assessed: $670. 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 Aggregate Supply, INC. 4 times over 8 years, roughly once every couple of years. These inspections resulted in 3 violations, averaging 0.8 per inspection, on the lighter side. According to OSHA enforcement records, its total current penalty ranks #90,518 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 (1.8x the sector average) on inspection frequency. For comparison, Granite Construction Company in Felton, CA is another mining, quarrying, oil & gas employer with 4 OSHA inspections on record and $675 in current penalties.

0.8
violations per inspection
0.0%
of violations were serious
#90,518
of 99,447 penalized employers

Compliance score

C 79/100
  • C OSHA safety compliance: 3 violations across 4 OSHA inspections (0.8 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 Aggregate Supply, INC. runs well below peers (0.15x 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

$670 Top 9% most affordable more affordable than 91% 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 West Coast Aggregate Supply, INC..

Frequently inspected, many findingsRarely inspected, many findingsFrequently inspected, clean recordBelow median on both4.04.044.04.0012.124.136.248.3OSHA inspectionsViolations citedUNIT DRILLING COMPANY, OSHA inspections: 4 · Violations cited: 7EXPLORATION DRILLING…, OSHA inspections: 4 · Violations cited: 3OXY USA INC. OCCIDEN…, OSHA inspections: 4 · Violations cited: 0UMC ENERGY SOLUTIONS, OSHA inspections: 4 · Violations cited: 31PATTERSON-UTI DRILLI…, OSHA inspections: 4 · Violations cited: 9WATERFLEET, OSHA inspections: 4 · Violations cited: 5ROCKY MOUNTAIN ROD INC, OSHA inspections: 4 · Violations cited: 30YAGER MATERIALS, MAI…, OSHA inspections: 4 · Violations cited: 3CIMAREX ENERGY COMPANY, OSHA inspections: 4 · Violations cited: 0ENSIGN UNITED STATES…, OSHA inspections: 4 · Violations cited: 5FRONTIER DRILLING, LLC, OSHA inspections: 4 · Violations cited: 2DRILL RIGHT TECHNOLO…, OSHA inspections: 4 · Violations cited: 0MIRACLE PRODUCTION, …, OSHA inspections: 4 · Violations cited: 38KEY ENERGY SERVICES,…, OSHA inspections: 4 · Violations cited: 3MID CONTINENT WELL L…, OSHA inspections: 4 · Violations cited: 0NABORS DRILLING USA,…, OSHA inspections: 4 · Violations cited: 18O'RYAN OIL & GAS, OSHA inspections: 4 · Violations cited: 46OUTLINE OIL COMPANY …, OSHA inspections: 4 · Violations cited: 9LENZ ENTERPRISES INC, OSHA inspections: 4 · Violations cited: 8SUN WELL SERVICE, INC., OSHA inspections: 4 · Violations cited: 0West Coast Aggregate…, OSHA inspections: 4 · Violations cited: 3
West Coast Aggregate Supply, INC. has 4 OSHA inspections on record and 3 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 Aggregate Supply, INC. in the Mining, Quarrying, Oil & Gas enforcement ledger

Among 1,117 Mining, Quarrying, Oil & Gas employers with OSHA penalties on file, West Coast Aggregate Supply, INC. ranks #887 at $670 current penalty.

How West Coast Aggregate Supply, INC. Compares

West Coast Aggregate Supply, INC.'s 0.75 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 (0.15x the sector average).

Enforcement detail

OSHA Inspection History

Total Inspections

4

First Inspection

2012-08-24

Last Inspection

2020-03-17

Inspection Span

8 yrs

Violations / Inspection

0.8

Avg Penalty / Inspection

$168

Industry Avg / Inspection

$2,042

What this shows 4 inspections over 8 years, averaging 0.8 violations per visit. That's $168 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

3

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

$725

Current Penalty Amount

$670

Penalty Reduction

7.6%

What this shows Penalties were reduced by $55 from the initial assessment of $725. Reductions may result from informal settlements, formal contests, or negotiated agreements with OSHA.

Industry Safety Context: Mining, Quarrying, Oil & Gas

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

Metric West Coast Aggregate Supply, INC. Industry Avg
Inspections 4 2.2
Violations 3 3.1
Total Penalty $670 $4,539
Avg Penalty per Inspection $168 $2,042

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

Two OSHA-record peer sets for West Coast Aggregate Supply, INC., 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 West Coast Aggregate Supply, INC. vs Granite Construction Company side-by-side →

What to do with this record

Use West Coast Aggregate 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 Aggregate Supply, INC. against Granite Construction Company, a similarly-sized employer in the same sector, before drawing conclusions. Compare side-by-side
  • See whether West Coast Aggregate 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 Aggregate Supply, INC. safe to work at?
Based on OSHA records, West Coast Aggregate Supply, INC.'s workplace safety record is relatively clean, with fewer violations than typical. The employer has 3 violations across 4 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 West Coast Aggregate Supply, INC. have?
West Coast Aggregate Supply, INC. has 3 OSHA violations on record, including 0 serious, 0 willful, and 0 repeat violations. The total current penalty amount is $670.
How many OSHA inspections has West Coast Aggregate Supply, INC. had?
West Coast Aggregate Supply, INC. has had 4 OSHA inspections, with the first recorded on 2012-08-24 and the most recent on 2020-03-17. This averages 0.8 violations per inspection.
What is the total penalty amount for West Coast Aggregate Supply, INC.?
West Coast Aggregate Supply, INC. has been assessed $670 in current OSHA penalties, reduced from an initial assessment of $725 (a 7.6% reduction).
What industry does West Coast Aggregate Supply, INC. operate in?
West Coast Aggregate 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 Aggregate 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 Aggregate Supply, INC. ranks #90,518 (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 West Coast Aggregate Supply, INC.'s safety record compare to industry average?
West Coast Aggregate Supply, INC.'s total OSHA penalty of $670 is below the Mining, Quarrying, Oil & Gas industry average of $4,539 per employer. The employer has 4 inspections compared to the industry average of 2.2 per employer. For a direct comparison, Granite Construction Company in Felton, CA is a similar mining, quarrying, oil & gas employer with $675 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 4 inspections on record. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026.