TESORO REFINING & MARKETING COMPANY LLC is a petroleum refineries employer in CARSON, CA. Federal records show 21 OSHA inspections with 59 violations and $234,155 in penalties. 1 workplace fatality investigation on record. All data sourced from public federal enforcement records.

Data sourced from OSHA, DOL WHD, MSHA, EPA ECHO, FMCSA, NLRB, OFLC, and BLS. Last updated: April 21, 2026.

TESORO REFINING & MARKETING COMPANY LLC

2350 EAST 223RD STREET, CARSON, CA, 90810

Parent: Tesoro Refining & Marketing Company LLC (3 locations)

324110 — Petroleum Refineries

22 employees

Federal Enforcement

OSHA inspections

59 violations

$234,155 in penalties

Violations across 2 federal agencies

Enforcement actions from multiple agencies may indicate systemic compliance issues.

1 fatalities6 National Emphasis Program inspections3 OSHA follow-up inspections

Industry Benchmark

Industry Avg TRIR

0.4

Industry Avg DART

0.2

Self-Reported DART

4.0

Self-Reported TRIR

4.0

Industry rates from BLS SOII 2024. Self-reported rates from OSHA ITA Form 300A (employer self-reported).

OSHA Inspections

OSHA Violations

Total Penalties

$234,155

Trend

IMPROVING

WHD Cases

Back Wages Owed

Confidence

HIGH

SVEP Flag

Yes

Data Insights

History Span

12 years

Last Activity

274 days ago

Inspection Rate

1.8/yr

Violation Rate

4.9/yr

Violation Severity Mix

14% serious$3,969 avg per violation$11,150 avg per inspection

Active Agencies:

OSHANLRB$234,155 total across all agencies

TRIR vs Industry Avg

+3.6

Above industry average

DART vs Industry Avg

+3.8

Above industry average

Inspection Breakdown

Planned

Complaint

Accident

Referral

Complaint and accident-triggered inspections are stronger risk signals than routine planned inspections.

Violation rate: 67% of inspections

Recidivism: 6 inspections with serious+ violations

Peer Comparison

99%

Worse than most peers

vs 341 employers in same industry & state

Fewer violationsMore violations

Penalty Percentile

99%

Inspection Frequency Percentile

97%

Labor Relations (NLRB)

Total Cases

Unfair Labor Practice

National Labor Relations Board — unfair labor practice charges and union representation cases.

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Inspection History

No inspection records found.

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Data aggregated from public federal enforcement records (OSHA, WHD, MSHA, EPA, FMCSA, NLRB, OFLC, BLS). Employer profiles matched by name and location — matching errors may occur. Risk scores computed by FastDOL, not official government assessments. OSHA citations typically appear 3-8 months after the inspection, so very recent enforcement actions may not yet be reflected. Data provided as-is. Report a data error.

Frequently Asked Questions

What is TESORO REFINING & MARKETING COMPANY LLC's OSHA violation history?: TESORO REFINING & MARKETING COMPANY LLC has 21 OSHA inspections on record with 59 violations and $234,155 in total penalties.
How does TESORO REFINING & MARKETING COMPANY LLC's safety record compare to its industry?: TESORO REFINING & MARKETING COMPANY LLC operates in the petroleum refineries industry. The industry average Total Recordable Incident Rate (TRIR) is 0.4. TESORO REFINING & MARKETING COMPANY LLC's self-reported DART rate is 4 compared to an industry average of 0.2.
Has TESORO REFINING & MARKETING COMPANY LLC had any workplace fatalities?: Yes. Federal records show 1 fatality investigation involving TESORO REFINING & MARKETING COMPANY LLC.